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Chapter 017 The Knee Joint True / False Questions 1. When the knees are locked in extension, the hips rotate posteriorly. True False 2. A locked-knee position forces the individual's lower back to an accentuated lordosis, like the ending stance of the gymnast. True False 3. The knee joint or tibiofemoral joint is classified as a pivot joint. True False 4. The anterior and posterior cruciate ligaments are named because they cross within the knee between the femur and tibia. True False 5. Flexion and extension of the knee occur in the horizontal plane. True False 6. The semimembranosus and semitendinosus muscles are assisted by the popliteus in internally rotating the knee. True False 7. The quadriceps all extend the knee joint. True False 17-1 Chapter 017 The Knee Joint 8. The popliteus inserts on the lateral surface of the tibia. True False 9. Bursitis of the prepatellar bursa is often called housemaid's knee. True False 10. Vastus medialis, sartorius, and gracilis form the anatomical tripod. True False Multiple Choice Questions 11. The bone that is contained in the quadriceps muscle group and tendon is called the A. femur. B. tibia. C. patella. D. fibula. 12. The insertion for the quadriceps as a group is called the ___________ on the _______. A. tibial tuberosity; tibia B. Gerdy's tubercle; tibia C. lateral condyle; femur D. medial condyle; tibia 13. The structures inside the knee that provide cushions for shock absorption are called the ____________. A. bursae B. medial and lateral menisci C. anterior and posterior cruciate ligaments D. medial and lateral collateral ligaments 17-2 Chapter 017 The Knee Joint 14. The biceps femoris inserts on the tibia and the ________________. A. femur B. patella C. fibula D. Gerdy's tubercle 15. The ligament that may be injured when there is a lateral strike to the knee causing a medial opening to the knee is called the __________ ligament. A. medial collateral B. lateral collateral C. anterior cruciate D. posterior cruciate 16. The semimembranosus inserts posteromedially on the ___________________. A. tibial tuberosity B. medial tibial condyle C. lateral tibial condyle D. adductor tubercle 17. The ligament that originates on the lateral femoral condyle very close to the popliteus and inserts on the head of the fibula is called the _________________ ligament. A. medial collateral B. anterior cruciate C. posterior cruciate D. fibular collateral 18. The __________________ as a group help control internal and external rotary movements that can occur during flexion of the knee. A. quadriceps B. adductors C. hamstrings D. abductors 17-3 Chapter 017 The Knee Joint 19. The ligament that is most injured inside the knee is the _______________. A. posterior cruciate ligament B. anterior cruciate ligament C. ligament of Wrisberg D. lateral collateral ligament 20. An anatomical variant among some individuals that may be irritated or inflamed with injuries or overuse of the knee is called a _______________. A. synovial fluid B. ligament C. meniscus D. plica 21. There are around _________ bursae in and around the knee joint. A. 8 B. 10 C. 7 D. 25 22. The muscles that oppose the quadriceps in extension of the knee are called the ___________. A. adductors B. abductors C. hamstrings D. internal rotators 23. The angle formed by the intersection of the central line of pull of the quadriceps and the line of pull of the patella tendon running to the tibial tuberosity is called the __________________. A. iliotibial tract B. Q angle C. fibular collateral ligament D. anterior cruciate ligament 17-4 Chapter 017 The Knee Joint 24. A common origin site for the vastus lateralis and the vastus medialis is the __________________. A. greater trochanter B. lesser trochanter C. linea aspera D. tibial tuberosity 25. The quadriceps that originates on the anterior shaft of the femur is the ________________. A. vastus medialis B. vastus lateralis C. rectus femoris D. vastus intermedius 26. The only muscle of the quadriceps group that performs flexion of the hip and extension of the knee is called the _____________________. A. rectus femoris B. vastus medialis C. vastus intermedius D. vastus lateralis 27. A common origin of the hamstring muscles is called the __________________. A. linea aspera B. pubic bone C. adductor tubercle D. ischial tuberosity 28. The __________________ originates on the posterior surface of the lateral condyle of the femur. A. popliteus B. biceps femoris C. semitendinosus D. semimembranosus 17-5 Chapter 017 The Knee Joint 29. The quadriceps as a group are ____________ percent stronger than the hamstrings. A. 10 to 15 B. 5 to 10 C. 25 to 33 D. 50 to 75 30. The rectus femoris originates on the ____________________. A. greater trochanter B. anterior inferior iliac spine C. anterior superior iliac spine D. lesser trochanter 31. The largest muscle of the quadriceps group is called the ______________. A. vastus medialis B. vastus intermedius C. vastus lateralis D. rectus femoris 32. The wear and tear of the cartilage on the underside of the patella is called ______________________. A. patellar tracking B. bursitis C. tendonitis D. chondromalacia 33. The area that the semitendinosus, gracilis, and sartorius attached to is called the _____________. A. lateral condyle of the tibia B. pes anserinus C. tibial tuberosity D. linea aspera 17-6 Chapter 017 The Knee Joint 34. Semitendinosus performs ___________ of the hip and ___________ of the knee. A. flexion; extension B. extension; flexion C. flexion; external rotation D. abduction; flexion 35. The semitendinosus and the semimembranosus, along with the popliteus are responsible for _________________ of the knee. A. internal rotation B. external rotation C. extension D. adduction 36. The semimembranosus and semitendinosus should be stretched at what two areas? A. Proximal and distal B. Belly and distal C. Medial and lateral D. With adductors and TFL 37. The rectus femoris should be strengthened as a A. knee extender. B. patella mover. C. hip flexor and knee extender. D. hip flexor. 38. When the hip is flexed, the rectus femoris becomes A. longer. B. shorter. C. innervated. D. active. 17-7 Chapter 017 The Knee Joint 39. The psoas muscle should be released (lengthened) before attempting what stretch? A. Gluteus maximus B. Adductors C. Tensor fascia latae D. Quadriceps stretch 40. The biceps femoris is stretched in the manner described earlier for the hamstrings, except that the leg is A. internally rotated. B. not flexed as high. C. brought to the outside of the shoulder. D. externally rotated. 41. The hip portion of the biceps femoris can be strengthened in extension, with the thigh held in the _________ rotated position. A. internally B. externally C. neutrally D. posteriorly 42. What muscle can be injured along with the adductor longus or magnus because of its medial insertion on the ischial tuberosity? A. Pectineus B. Biceps femoris C. Semimembranosus D. Tensor fascia latae 43. This muscle is very important in maintaining patellofemoral stability because of the oblique attachment of its distal fibers to the superior medial patella. A. Vastus lateralus B. Bicep femoris C. Rectus femoris D. Vastus medialis 17-8 Chapter 017 The Knee Joint 44. To help isolate the vastus medialis and correct lateral tracking of the patella, rotate the tibia _________ during extension with resistance. A. internally B. externally C. 10 degrees D. 45 degrees 45. Stretching the quadriceps and IT band, as well as the tensor fasciae latae, can help balance the pull of the A. hamstrings. B. quadriceps. C. adductors. D. abductors. 46. Knee rotation can occur when the knee is in a(n) A. extended position. B. flexed position. C. rotated position. D. neutral position. 47. To stretch the lower extremity, what should be used to assist? A. Ankle weights B. Rubber tubing C. Rope D. The arms 48. The hamstrings are typically weak at the A. hip insertion. B. knee insertion. C. belly of the muscle. D. certain fibers. 17-9 Chapter 017 The Knee Joint 49. Stretching the biceps femoris at the proximal attachment is helpful to what condition? A. Adductor pulls B. Trochantaric bursitis C. Sciatica D. Knee bursitis 50. The popliteus attaches to what part of the knee? A. Medial meniscus B. Tibia C. Fibula D. Lateral meniscus Fill in the Blank Questions 51. Muscles should be released through ________________ before attempting resistance. ________________________________________ 52. Semitendinosus performs _______________ pelvic rotation. ________________________________________ 53. The vastus lateralis muscle ___________ the lateral side of the knee. ________________________________________ 54. The short head of the biceps femoris originates on the _____________________. ________________________________________ 55. The insertion for the biceps femoris is on the ______________ and the _____________. ________________________________________ 17-10 Chapter 017 The Knee Joint 56. The tops of the medial and lateral condyles are known as the _____________. ________________________________________ 57. The patella is a(n) ______________ bone. ________________________________________ 58. The distal end of the femur has rounded ends medially and laterally known as ___________________. ________________________________________ 59. The biceps femoris provides a(n) ___________ rotation of the knee. ________________________________________ 60. The knee joint is used for _____________ and for _______________. ________________________________________ 61. The femur articulates with the ____________ in the knee joint. ________________________________________ 62. Because the patellar tendon spans from the patella to the tibial tuberosity, it is often distinguished as a(n) _______________. ________________________________________ 63. The medial and lateral collateral ligaments give _____________ to the knee joint. ________________________________________ 17-11 Chapter 017 The Knee Joint 64. The patellofemoral joint is classified as a(n) ____________________ joint. ________________________________________ 65. Contractions from the quadriceps and hamstrings provide ______________ for the knee joint. ________________________________________ 66. The medial collateral ligament maintains medial stability by resisting __________ forces. ________________________________________ 67. The medial collateral ligament's deeper fibers are attached to the ___________, which may be affected by injuries to the ligament. ________________________________________ 68. Due to the shape of the medial femoral condyle, the knee must ____________ to fully extend. ________________________________________ 69. The lateral surface of the femur below the greater trochanter and upper half of the linea aspera describes the origin of ____________________. ________________________________________ 70. Vastus lateralis is _____________ to rectus femoris. ________________________________________ 71. All the quadriceps attach to the ___________ via portions of the _______________. ________________________________________ 17-12 Chapter 017 The Knee Joint 72. The long head of the biceps femoris originates on the __________________. ________________________________________ 73. The short head of the biceps femoris originates on the ________________. ________________________________________ 74. The popliteus performs flexion of the knee and ___________________. ________________________________________ 75. Connective tissue from the ____________________ binds the iliotibial tract on the lateral femur. ________________________________________ 17-13 Chapter 017 The Knee Joint Key True / False Questions 1. When the knees are locked in extension, the hips rotate posteriorly. FALSE When the knees are locked in extension, the hips rotate anteriorly. Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-6 2. A locked-knee position forces the individual's lower back to an accentuated lordosis, like the ending stance of the gymnast. TRUE Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-6 3. The knee joint or tibiofemoral joint is classified as a pivot joint. FALSE The tibiofemoral joint is classified as a ginglymus or hinge joint. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-2 17-14 Chapter 017 The Knee Joint Key 4. The anterior and posterior cruciate ligaments are named because they cross within the knee between the femur and tibia. TRUE Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-2 Learning Outcome: 17-3 5. Flexion and extension of the knee occur in the horizontal plane. FALSE Flexion and extension of the knee occur in the sagittal plane. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-6 Learning Outcome: 17-8 6. The semimembranosus and semitendinosus muscles are assisted by the popliteus in internally rotating the knee. TRUE Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-6 Learning Outcome: 17-8 7. The quadriceps all extend the knee joint. TRUE Bloom's: Application Bloom's: Knowledge Difficulty: Easy Learning Outcome: 17-6 Learning Outcome: 17-7 Learning Outcome: 17-8 17-15 Chapter 017 The Knee Joint Key 8. The popliteus inserts on the lateral surface of the tibia. FALSE The popliteus must insert on the medial surface of the tibia to flex and internally rotate the knee as it flexes. Bloom's: Application Bloom's: Knowledge Difficulty: Easy Learning Outcome: 17-1 Learning Outcome: 17-6 Learning Outcome: 17-7 Learning Outcome: 17-8 9. Bursitis of the prepatellar bursa is often called housemaid's knee. TRUE Bloom's: Knowledge Difficulty: Easy Learning Outcome: 17-1 Learning Outcome: 17-2 10. Vastus medialis, sartorius, and gracilis form the anatomical tripod. FALSE The semitendinosus, sartorius, and gracilis form the anatomical tripod. Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-4 Learning Outcome: 17-5 17-16 Chapter 017 The Knee Joint Key Multiple Choice Questions 11. The bone that is contained in the quadriceps muscle group and tendon is called the A. femur. B. tibia. C. patella. D. fibula. The patella is sesamoid bone that is incased in the patellar tendon. Bloom's: Application Bloom's: Knowledge Difficulty: Easy Learning Outcome: 17-1 Learning Outcome: 17-2 Learning Outcome: 17-5 12. The insertion for the quadriceps as a group is called the ___________ on the _______. A. tibial tuberosity; tibia B. Gerdy's tubercle; tibia C. lateral condyle; femur D. medial condyle; tibia The patellar tendon inserts on the tibial tuberosity on the tibia. Bloom's: Application Bloom's: Knowledge Difficulty: Easy Learning Outcome: 17-1 Learning Outcome: 17-2 Learning Outcome: 17-4 Learning Outcome: 17-5 17-17 Chapter 017 The Knee Joint Key 13. The structures inside the knee that provide cushions for shock absorption are called the ____________. A. bursae B. medial and lateral menisci C. anterior and posterior cruciate ligaments D. medial and lateral collateral ligaments The menisci are cartilages that provide a surface to prevent friction and absorb concussion between the femur and the tibia. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-2 Learning Outcome: 17-3 Learning Outcome: 17-5 14. The biceps femoris inserts on the tibia and the ________________. A. femur B. patella C. fibula D. Gerdy's tubercle The biceps femoris inserts on the tibia and the fibula. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-2 Learning Outcome: 17-5 17-18 Chapter 017 The Knee Joint Key 15. The ligament that may be injured when there is a lateral strike to the knee causing a medial opening to the knee is called the __________ ligament. A. medial collateral B. lateral collateral C. anterior cruciate D. posterior cruciate A lateral blow to the knee causes the knee to open on the medial side, which would stretch or tear the medial collateral ligament. Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Hard Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-2 Learning Outcome: 17-3 Learning Outcome: 17-5 16. The semimembranosus inserts posteromedially on the ___________________. A. tibial tuberosity B. medial tibial condyle C. lateral tibial condyle D. adductor tubercle The semimembranosus, one of the hamstrings inserts medially with the semitendinosus on the tibia. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-2 Learning Outcome: 17-4 17-19 Chapter 017 The Knee Joint Key 17. The ligament that originates on the lateral femoral condyle very close to the popliteus and inserts on the head of the fibula is called the _________________ ligament. A. medial collateral B. anterior cruciate C. posterior cruciate D. fibular collateral Only the fibular collateral ligament fits the description. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-2 Learning Outcome: 17-3 18. The __________________ as a group help control internal and external rotary movements that can occur during flexion of the knee. A. quadriceps B. adductors C. hamstrings D. abductors The hamstrings attach to the tibia and fibula medially and laterally to assist in internal and external rotation of the knee. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-4 Learning Outcome: 17-5 Learning Outcome: 17-6 Learning Outcome: 17-8 Learning Outcome: 17-9 17-20 Chapter 017 The Knee Joint Key 19. The ligament that is most injured inside the knee is the _______________. A. posterior cruciate ligament B. anterior cruciate ligament C. ligament of Wrisberg D. lateral collateral ligament The anterior cruciate ligament is most injured in the knee joint. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-2 Learning Outcome: 17-3 20. An anatomical variant among some individuals that may be irritated or inflamed with injuries or overuse of the knee is called a _______________. A. synovial fluid B. ligament C. meniscus D. plica None of the other structures or fluid fit the answer as this structure can be irritated with injuries or overuse in the knee. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-2 Learning Outcome: 17-3 17-21 Chapter 017 The Knee Joint Key 21. There are around _________ bursae in and around the knee joint. A. 8 B. 10 C. 7 D. 25 The knee joint requires a great deal of lubrication from its 10 or more bursae located in and around the knee joint. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-2 Learning Outcome: 17-3 22. The muscles that oppose the quadriceps in extension of the knee are called the ___________. A. adductors B. abductors C. hamstrings D. internal rotators The hamstrings perform flexion of the knee and are antagonists to the quadriceps. Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-4 Learning Outcome: 17-6 Learning Outcome: 17-7 Learning Outcome: 17-8 17-22 Chapter 017 The Knee Joint Key 23. The angle formed by the intersection of the central line of pull of the quadriceps and the line of pull of the patella tendon running to the tibial tuberosity is called the __________________. A. iliotibial tract B. Q angle C. fibular collateral ligament D. anterior cruciate ligament The Q angle helps explain many predispositions to injuries that are affected by a higher Q angle from the intersection of the two lines of pull. Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Hard Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-2 24. A common origin site for the vastus lateralis and the vastus medialis is the __________________. A. greater trochanter B. lesser trochanter C. linea aspera D. tibial tuberosity The vastus lateralis and vastus medialis have attachments to the linea aspera. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-4 Learning Outcome: 17-5 17-23 Chapter 017 The Knee Joint Key 25. The quadriceps that originates on the anterior shaft of the femur is the ________________. A. vastus medialis B. vastus lateralis C. rectus femoris D. vastus intermedius The only quad that originates on the anterior shaft of the femur is the vastus intermedius. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-4 Learning Outcome: 17-5 26. The only muscle of the quadriceps group that performs flexion of the hip and extension of the knee is called the _____________________. A. rectus femoris B. vastus medialis C. vastus intermedius D. vastus lateralis The rectus femoris originates on the anterior inferior iliac spine and assists other hip flexors with that action. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-4 Learning Outcome: 17-5 17-24 Chapter 017 The Knee Joint Key 27. A common origin of the hamstring muscles is called the __________________. A. linea aspera B. pubic bone C. adductor tubercle D. ischial tuberosity The semimembranosus, semitendinosus, and long head of the biceps femoris all originate on the ischial tuberosity. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-4 Learning Outcome: 17-5 28. The __________________ originates on the posterior surface of the lateral condyle of the femur. A. popliteus B. biceps femoris C. semitendinosus D. semimembranosus This small muscle must originate on the lateral condyle of the femur and insert on the medial side of the tibia to participate in flexion of the knee joint. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-4 Learning Outcome: 17-5 17-25 Chapter 017 The Knee Joint Key 29. The quadriceps as a group are ____________ percent stronger than the hamstrings. A. 10 to 15 B. 5 to 10 C. 25 to 33 D. 50 to 75 The quadriceps as a group are 25 to 33 percent stronger than the hamstrings, an inequality that sometimes has an affect in overtraining of the quadriceps and under stretching of the hamstrings. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-7 30. The rectus femoris originates on the ____________________. A. greater trochanter B. anterior inferior iliac spine C. anterior superior iliac spine D. lesser trochanter The rectus femoris originates on the aiis (and superior margin of the acetabulum). Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-4 Learning Outcome: 17-5 17-26 Chapter 017 The Knee Joint Key 31. The largest muscle of the quadriceps group is called the ______________. A. vastus medialis B. vastus intermedius C. vastus lateralis D. rectus femoris The vastus lateralis is considered to be the largest of all the quadriceps. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-4 Learning Outcome: 17-5 32. The wear and tear of the cartilage on the underside of the patella is called ______________________. A. patellar tracking B. bursitis C. tendonitis D. chondromalacia The cartilage on the underside of the patella wears with age and this condition is called chondromalacia. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 17-27 Chapter 017 The Knee Joint Key 33. The area that the semitendinosus, gracilis, and sartorius attached to is called the _____________. A. lateral condyle of the tibia B. pes anserinus C. tibial tuberosity D. linea aspera The pes anserinus is a small area below the medial condyle of the tibia that the three muscles of the anatomical tripod insert. Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 34. Semitendinosus performs ___________ of the hip and ___________ of the knee. A. flexion; extension B. extension; flexion C. flexion; external rotation D. abduction; flexion Semitendinosus performs extension of the hip and flexion of the knee. Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-6 Learning Outcome: 17-7 Learning Outcome: 17-8 17-28 Chapter 017 The Knee Joint Key 35. The semitendinosus and the semimembranosus, along with the popliteus are responsible for _________________ of the knee. A. internal rotation B. external rotation C. extension D. adduction Along with flexion of the knee the medially hamstrings work with the popliteus to perform internal rotation of the knee. Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-6 Learning Outcome: 17-7 Learning Outcome: 17-8 36. The semimembranosus and semitendinosus should be stretched at what two areas? A. Proximal and distal B. Belly and distal C. Medial and lateral D. With adductors and TFL Since the hamstring muscles act on the hip and knee, stretching should be performed for both areas. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-9 17-29 Chapter 017 The Knee Joint Key 37. The rectus femoris should be strengthened as a A. knee extender. B. patella mover. C. hip flexor and knee extender. D. hip flexor. Overall, the quadriceps may be developed by resisted knee extension activities from a seated position. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-9 38. When the hip is flexed, the rectus femoris becomes A. longer. B. shorter. C. innervated. D. active. This reduces its effectiveness as an extensor of the knee. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-9 39. The psoas muscle should be released (lengthened) before attempting what stretch? A. Gluteus maximus B. Adductors C. Tensor fascia latae D. Quadriceps stretch The quadriceps cannot be stretched effectively if the femur is not able to reach the neutral position (extension). Bloom's: Application Bloom's: Knowledge Difficulty: Easy Difficulty: Medium Learning Outcome: 17-9 17-30 Chapter 017 The Knee Joint Key 40. The biceps femoris is stretched in the manner described earlier for the hamstrings, except that the leg is A. internally rotated. B. not flexed as high. C. brought to the outside of the shoulder. D. externally rotated. Lift the leg to the opposite shoulder, isolating the biceps femoris on the lateral hip. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-9 41. The hip portion of the biceps femoris can be strengthened in extension, with the thigh held in the _________ rotated position. A. internally B. externally C. neutrally D. posteriorly The biceps femoris is best developed through hamstring curls, but it is emphasized more if the knee is maintained in external rotation throughout the range of motion. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-9 17-31 Chapter 017 The Knee Joint Key 42. What muscle can be injured along with the adductor longus or magnus because of its medial insertion on the ischial tuberosity? A. Pectineus B. Biceps femoris C. Semimembranosus D. Tensor fascia latae While this muscle helps to medially rotate the knee, it also serves another supportive function. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-9 43. This muscle is very important in maintaining patellofemoral stability because of the oblique attachment of its distal fibers to the superior medial patella. A. Vastus lateralus B. Bicep femoris C. Rectus femoris D. Vastus medialis This portion of the vastus medialis is referred to as the vastus medialis obliquus. Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-5 Learning Outcome: 17-9 17-32 Chapter 017 The Knee Joint Key 44. To help isolate the vastus medialis and correct lateral tracking of the patella, rotate the tibia _________ during extension with resistance. A. internally B. externally C. 10 degrees D. 45 degrees The vastus medialis is strengthened by knee extensions, but the VMO is not really emphasized until the last 10 to 20 degrees of knee extension. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-9 45. Stretching the quadriceps and IT band, as well as the tensor fasciae latae, can help balance the pull of the A. hamstrings. B. quadriceps. C. adductors. D. abductors. The vastus lateralis and the iliotibial tract work together to laterally pull the patella, causing friction to the joint. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-9 17-33 Chapter 017 The Knee Joint Key 46. Knee rotation can occur when the knee is in a(n) A. extended position. B. flexed position. C. rotated position. D. neutral position. Knee rotation is brought about by the hamstring muscles. The biceps femoris externally rotates the lower leg at the knee. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-9 47. To stretch the lower extremity, what should be used to assist? A. Ankle weights B. Rubber tubing C. Rope D. The arms An 8-foot rope is helpful to assist in stretching. Bloom's: Application Bloom's: Knowledge Difficulty: Easy Learning Outcome: 17-9 48. The hamstrings are typically weak at the A. hip insertion. B. knee insertion. C. belly of the muscle. D. certain fibers. Resistance exercises for this area are not normally part of a fitness program. Bloom's: Application Bloom's: Knowledge Difficulty: Easy Learning Outcome: 17-9 17-34 Chapter 017 The Knee Joint Key 49. Stretching the biceps femoris at the proximal attachment is helpful to what condition? A. Adductor pulls B. Trochantaric bursitis C. Sciatica D. Knee bursitis The biceps femoris is stretched by externally rotating the leg during hip flexion. Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-9 50. The popliteus attaches to what part of the knee? A. Medial meniscus B. Tibia C. Fibula D. Lateral meniscus The popliteus assists in flexing the leg; when the leg is flexed, it will rotate the tibia inward. Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-9 Fill in the Blank Questions 51. Muscles should be released through ________________ before attempting resistance. stretching Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-9 17-35 Chapter 017 The Knee Joint Key 52. Semitendinosus performs _______________ pelvic rotation. posterior Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-6 Learning Outcome: 17-7 Learning Outcome: 17-8 53. The vastus lateralis muscle ___________ the lateral side of the knee. braces Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-6 Learning Outcome: 17-7 Learning Outcome: 17-8 54. The short head of the biceps femoris originates on the _____________________. linea aspera and outer condyloid ridge of the femur Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-4 Learning Outcome: 17-5 55. The insertion for the biceps femoris is on the ______________ and the _____________. lateral condyle of the tibia; head of the fibula Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-4 Learning Outcome: 17-5 17-36 Chapter 017 The Knee Joint Key 56. The tops of the medial and lateral condyles are known as the _____________. tibial plateaus Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-2 Learning Outcome: 17-3 57. The patella is a(n) ______________ bone. sesamoid Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 58. The distal end of the femur has rounded ends medially and laterally known as ___________________. condyles (medial and lateral condyles) Bloom's: Knowledge Difficulty: Easy Learning Outcome: 17-1 59. The biceps femoris provides a(n) ___________ rotation of the knee. external Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-6 Learning Outcome: 17-7 Learning Outcome: 17-8 17-37 Chapter 017 The Knee Joint Key 60. The knee joint is used for _____________ and for _______________. locomotion; support or weight bearing Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-2 Learning Outcome: 17-3 61. The femur articulates with the ____________ in the knee joint. tibia Bloom's: Application Bloom's: Knowledge Difficulty: Easy Learning Outcome: 17-1 Learning Outcome: 17-2 62. Because the patellar tendon spans from the patella to the tibial tuberosity, it is often distinguished as a(n) _______________. ligament Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-2 Learning Outcome: 17-3 63. The medial and lateral collateral ligaments give _____________ to the knee joint. static stability Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-2 Learning Outcome: 17-3 17-38 Chapter 017 The Knee Joint Key 64. The patellofemoral joint is classified as a(n) ____________________ joint. arthroidial Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-2 Learning Outcome: 17-3 65. Contractions from the quadriceps and hamstrings provide ______________ for the knee joint. dynamic stability Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-4 Learning Outcome: 17-7 66. The medial collateral ligament maintains medial stability by resisting __________ forces. valgus Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Hard Difficulty: Medium Learning Outcome: 17-2 Learning Outcome: 17-3 67. The medial collateral ligament's deeper fibers are attached to the ___________, which may be affected by injuries to the ligament. medial meniscus Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Hard Difficulty: Medium Learning Outcome: 17-2 Learning Outcome: 17-3 17-39 Chapter 017 The Knee Joint Key 68. Due to the shape of the medial femoral condyle, the knee must ____________ to fully extend. externally rotate Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Hard Difficulty: Medium Learning Outcome: 17-2 Learning Outcome: 17-3 Learning Outcome: 17-6 69. The lateral surface of the femur below the greater trochanter and upper half of the linea aspera describes the origin of ____________________. vastus lateralis Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-2 Learning Outcome: 17-4 Learning Outcome: 17-6 70. Vastus lateralis is _____________ to rectus femoris. deep Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-2 Learning Outcome: 17-4 Learning Outcome: 17-6 17-40 Chapter 017 The Knee Joint Key 71. All the quadriceps attach to the ___________ via portions of the _______________. tibial tuberosity; patellar tendon Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-2 Learning Outcome: 17-4 Learning Outcome: 17-6 72. The long head of the biceps femoris originates on the __________________. ischial tuberosity Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-2 Learning Outcome: 17-4 Learning Outcome: 17-6 73. The short head of the biceps femoris originates on the ________________. linea aspera Bloom's: Application Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-2 Learning Outcome: 17-4 Learning Outcome: 17-6 74. The popliteus performs flexion of the knee and ___________________. internal rotation of the knee as it flexes Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-4 Learning Outcome: 17-6 17-41 Chapter 017 The Knee Joint Key 75. Connective tissue from the ____________________ binds the iliotibial tract on the lateral femur. vastus lateralis Bloom's: Application Bloom's: Comprehension Bloom's: Knowledge Difficulty: Medium Learning Outcome: 17-1 Learning Outcome: 17-4 17-42