Download Practice Exam for Anatomy Lecture Exam # 4 Which of the following

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Practice Exam for Anatomy Lecture Exam # 4
Which of the following flexors of the thigh, attaches to the lesser trochanter,
and is innervated by the femoral nerve?
a. Psoas major – innervated by L1-L3, but also attaches to lesser
trochanter
b. Tensor fascia lata
c. Iliacus
d. Adductor magnus
What muscle would undergo hypertrophy to compensate for a paralyzed
iliopsoas?
a. Long head of biceps femoris
b. Short head of biceps femoris
c. Tensor fascia lata – because it acts in concert with the iliopsoas and
rectus femoris for flexion
d. Iliotibial band
The femoral nerve comes from ______ of the lumbosacral plexus:
a. L1
b. L1-L2
c. L2-L3
d. L2-L4: innervates anterior thigh which flexes hip and extends leg
The genitofemoral nerve comes from ______ of the lumbosacral plexus:
a. L1
b. L1-L2
c. L2-L3
d. L2-L4
The obturator nerve comes from _____ of the lumbosacral plexus and provides
motor or sensory to medial thigh & adductor muscles:
a. L1, motor and sensory
b. L1-L2, sensory
c. L2-L3, motor
d. L2-L4, motor and sensory
What muscle (s) does the obturator nerve innervate?
a. Inferior gemellus
b. Superior gemellus
c. Obturator internus
d. A and C
e. B and C
If the obturator nerve were damaged or lesioned, what action (s) would be
impaired?
a. Lateral rotation
b. Medial rotation
c. Abduction
d. Adduction
e. A and C
f. B and C
8. The iliohypogastric and ilioinguinal nerves comes from _____ of the
lumbosacral plexus:
a. L1
b. L1-L2
c. L2-L3
d. L2-L4
9. A patient comes into your office with a characteristic limp that is
compensating for weakened abduction of the thigh. She also has marked
difficulty with medially rotating the thigh. You suspect a nerve is injured and
ask the patient to stand on her right foot, she can do this without problem.
You then ask her to stand on her left foot, as soon as she does her pelvis falls
toward the right lifted foot. Was the nerve she injured on the right or the left
and what part of the sacral plexus was injured?
a. Right, L4-S1
b. Right, L5-S2
c. Left, L4-S1
d. Left, L5-S2
10. Another patient comes into your office a number of weeks later exhibiting
the same positive Trendelenburg test, however, he sustained an injury a
number of weeks earlier that is likely the cause of the nerve injury. What was
the likely injury that could cause this particular nerve damage?
a. Fracture of lesser trochanter
b. Dislocation of the hip
c. Fracture of the greater trochanter – this could cause damage to the
superior gluteal nerve because the gluteus medius and minimus both
attach here and these are the muscles that are innervated by the
superior gluteal nerve and allows for abduction and medial rotation of
the thigh
d. A and B
e. B and C
11. What is the nerve that both the patient in number 9 and number 10 that was
injured?
a. Superior gluteal nerve
b. Inferior gluteal nerve
c. Tibial division of sciatic nerve
d. Common fibular division of sciatic nerve
12. What is the section of the sacral plexus and the nerve that exits the greater
sciatic foramen and re-enters the perineum via the lesser sciatic foramen?
a. L5-S2, inferior gluteal nerve
b. S2-S4, pudendal nerve
c. L4-S1, superior gluteal nerve
d. L4-S3, sciatic nerve
13. A patient has particular difficulty with standing from a seated position and
climbing stairs, but has little difficulty with walking on level ground. What
part of the sacral plexus did this patient likely injury or was lesioned?
a. L2-L4
b. S1-S3
c. L5-S2
d. L4-S1
e. L4-S3
14. What was the muscle that was affected to make these movement difficult for
this patient?
a. Tensor fascia lata
b. Gluteus medius
c. Gluteus maximus
d. Gluteus minimus
15. A patient was stabbed in the inferior portion of the buttocks by a small knife.
He is unable to feel much of his posterior thigh but has full movement
otherwise. Where does this muscle reside?
a. It leaves the greater sciatic foramen superiorly to the piriformis
b. It leaves the greater sciatic foramen inferiorly to the piriformis and is
the most lateral of nerves leaving the GSF
c. It leaves the greater sciatic foramen inferiorly to the piriformis and is
the most medial of nerves leaving the GSF
d. It leaves the greater sciatic foramen inferiorly to the piriformis and is
found inbetween the most lateral nerve and medial nerve leaving the
GSF = this is the posterior femoral cutaneous nerve
e. None of the above
16. What part of the sacral plexus is the nerve that was damaged by the knife?
a. L2-L4
b. S1-S3
c. L5-S2
d. L4-S1
e. L4-S3
17. What was the name of the nerve that was injured?
a. Superior gluteal nerve
b. Inferior gluteal nerve
c. Posterior femoral cutaneous nerve
d. Sciatic nerve
e. Tibial division of sciatic nerve
18. A patient arrives in the ED with a stab to the posterior aspect of the thigh,
medial. He is unable to feel or move his posterior thigh, leg, and foot. What
particular set of actions would he have extreme difficulty with?
a. Flex thigh and leg, medially rotate leg when knee is flexed
b. Extend thigh and leg, laterally rotate leg when knee is flexed
c. Flex thigh, extend leg
d. Extend thigh, flex leg
19. What muscle (s) was affected?
a. Semitendinosus
b. Semimembranosus
c. Long head of biceps femoris
d. Short head of biceps femoris
e. A, B, and C
f. A, B, C, and D
20. What is the section of the sacral plexus that gives rise to this nerve?
a. L2-L4
b. S1-S3
c. L5-S2
d. L4-S1
e. L4-S3 – this is the tibial division of the sciatic nerve
21. The sacrospinous and sacrotuberous ligaments define the:
a. Greater and lesser sciatic notches
b. Greater and lesser sciatic foramen
c. None of the above
22. What exits the greater sciatic foramen?
a. Piriformis muscle
b. Superior and inferior gluteal a./n./v.
c. Sciatic nerve
d. Pudendal a./n.
e. All of the above
23. What goes through the lesser sciatic foramen?
a. Obturator internus m.
b. Pudendal a./n.
c. Superior and inferior gluteal a./n./v.
d. A and B
e. A, B, and C
24. A 28 yo male patient arrives in ED. He was just in a car accident and he was
unrestrained. He has a posterior hip dislocation. What ligament makes a
posterior hip dislocation more likely than an anterior hip dislocation?
a. Ischiofemoral ligament
b. Iliofemoral ligament
c. Pubofemoral ligament
d. Femur head ligament
25. The man in number 24 goes to a follow up appointment and gets x-rays. He is
having an increase in pain lately and is worried something is wrong. The xray shows avascular necrosis of his femoral head. What ligament of the hip
joint was injured? (hint: the ligament that carries the artery of the femur
head.
a. Ischiofemoral ligament
b. Iliofemoral ligament
c. Pubofemoral ligament
d. Femur head ligament
26. Please pick the most correct answer that correctly shows sequence of
arteries for the internal pudendal artery.
a. Aortic artery common iliac artery  external iliac artery  anterior
division of external iliac artery  internal pudendal artery
b. Aortic artery  external iliac artery  anterior division of external
iliac artery  internal pudendal artery
c. Aortic artery  common iliac artery  internal iliac artery 
anterior division of internal iliac artery  internal pudendal artery
d. Aortic artery  internal iliac artery  anterior division of internal
iliac artery  internal pudendal artery
27. Please pick the most correct answer that correctly shows sequence of
arteries for the internal superior and inferior gluteal artery.
a. Aortic artery common iliac artery  external iliac artery 
posterior division of external iliac artery  superior and inferior
gluteal artery
b. Aortic artery  external iliac artery  posterior division of external
iliac artery superior and inferior gluteal artery
c. Aortic artery  common iliac artery  internal iliac artery 
posterior division of internal iliac artery  superior and inferior
gluteal artery
d. Aortic artery  internal iliac artery  posterior division of internal
iliac artery superior and inferior gluteal artery
28. The gluteus maximus’ origin is the ilium, sacrum, and coccyx and its
attachment (s) is (are):
a. Gluteal tuberosity
b. Ischial tuberosity
c. Iliotibial band
d. Greater trochanter
e. A and C
f. B and D
29. The action of the gluteus maximus is to:
a. Extend thigh, medially rotate thigh
b. Extend thigh, laterally rotate thigh
c. Abduct and medially rotate thigh
d. Abduct and laterally rotate thigh
30. The gluteus medius and minimus attach to the greater trochanter. What is
their orign?
a. Ilium
b. Sacrum
c. Ishium
d. T12-L5
31. The action of the gluteus medius and minimus muscles is to:
a. Extend thigh, medially rotate thigh
b. Extend thigh, laterally rotate thigh
c. Abduct and medially rotate thigh
d. Abduct and laterally rotate thigh
32. All of the gluteus muscles have the same innervation and actions.
a. True
b. False
33. This muscle’s origin is the ASIS and it attaches to the iliotibial band. It is
innervated by the superior gluteal n. and its arterial supply is the superior
gluteal a. What is this muscle’s action?
a. Extend thigh, medially rotate thigh
b. Extend thigh, laterally rotate thigh
c. Abduct and medially rotate thigh
d. Abduct and laterally rotate thigh
34. What is the name of the muscle in number 33?
a. Gluteus maximus
b. Gluteus medius and minimus
c. Piriformis
d. Tensor fascia lata
e. Superior and inferior glemellus
35. What part of the sacral plexus does the nerve of the muscle in number 34
come from?
a. L4-S1
b. L5-S2
c. S1-S2
d. L4-S3
36. This muscle’s origin is the sacrum and it is the main muscle to look for when
trying to locate the gluteus nerves, arteries, and veins. What is action of this
muscle?
a. Extend thigh, medially rotate thigh
b. Extend thigh, laterally rotate thigh
c. Abduct and medially rotate thigh
d. Abduct and laterally rotate thigh
37. What part of the sacral plexus does the nerve in number 36 arise from? * not
right question
a. L4-S1
b. L5-S2
c. S1-S3
d. L4-S3
38. What is the muscle from numbers 36 and 37?
a. Gluteus maximus
b. Gluteus medius and minimus
c. Piriformis
d. Tensor fascia lata
e. Superior and inferior glemellus
39. This muscle attaches to the trochanteric fossa:
a. Superior glemellus
b. Inferior glemellus
c. Obturator internus
d. A and B
e. A, B, and C
40. What is the action of the muscle in number 39?
a. Extend thigh, medially rotate thigh
b. Extend thigh, laterally rotate thigh
c. Abduct and medially rotate thigh
d. Abduct and laterally rotate thigh
41. What muscle shares the same innervation with the muscle whose origin is
the ischial tuberosity, its attachment is the intertrochanteric crest and
quadrate tubercle, and its action is strong lateral rotation?
a. Superior glemellus
b. Inferior glemellus
c. Obturator internus
d. A and B
e. A, B, and C
42. Which muscle group is responsible for swinging body and pelvis forward
during swing phase?
a. Abductors
b. Medial rotators
c. Lateral rotators
d. Adductors
43. Which muscle group is responsible or hip contraction?
a. Abductors
b. Medial rotators
c. Lateral rotators
d. Adductors
44. Which muscle group is responsible for keeping the foot moving in line during
the swing phase?
a. Abductors
b. Medial rotators
c. Lateral rotators
d. Adductors
45. Which compartment of the thigh has femoral nerve, flexors of hip, and
extensors of the knee:
a. Medial compartment
b. Anterior compartment
c. Posterior compartment
d. Lateral compartment
46. Which compartment of the thigh has the obturator nerve and adductors?
a. Medial compartment
b. Anterior compartment
c. Posterior compartment
d. Lateral compartment
47. Which compartment of the thigh has the sciatic nerve, extensors of the thigh,
and flexors of the leg?
a. Medial compartment
b. Anterior compartment
c. Posterior compartment
d. Lateral compartment
48. How many posterior thigh muscles are there?
a. 3
b. 4
c. 5
d. 6
49. A patient sustains a stab wound to the posterior, medial thigh. The knife is
still in the thigh and is in the muscle that’s origin is the ischial tuberosity and
attachment is the medial condyle of tibia. It is innervated by the tibial
division of the sciatic nerve. What is arterial supply to this muscle?
a. Popliteal artery
b. Circumflex femoral artery
c. Perforating braches of femoral artery
d. A and B
e. B and C
50. What other muscle (s) has the same arterial supply as the muscle in number
49?
a. Semimebrinosus
b. Semitendinosus
c. Long head of biceps femoris
d. Short head biceps femoris
e. A and D
f. B and C
51. What is the muscle in number 49?
a. Semimebrinosus
b. Semitendinosus
c. Long head of biceps femoris
d. Short head biceps femoris
e. A and D
f. B and C
51. A patient arrives in the ED with a stab wound to the posterior compartment
of the thigh. It has hit a nerve that allows for extension of the thigh, flexion of
the leg, and medial and lateral rotation when the knee is flexed. The patient
still has limited flexion of the leg against resistance. What nerve was not
damaged?
a. Sciatic nerve
b. Tibial divison of sciatic nerve
c. Common fibular division of sciatic nerve
d. All of the above
52. What part of the sacral plexus does this nerve come from?
a. L4-S3 = sciatic nerve
b. L3-S4
c. L5-S2
d. L4-S1
e. S1-S3
53. What is the origin of the muscle that is innervated by the nerve in number
51?
a. Ischial tuberosity
b. Linea aspera
c. Inferior lateral supracondylar line
d. Lateral condyle and lateral meniscus
54. What is the attachment of the muscle that is innervated by the nerve in
number 51?
a. Superior tibia
b. Medial condyle of tibia
c. Head of fibula = short head of biceps femoris
d. Posterior surface of tibia
55. A patient comes to your clinic complaining of pain in gluteal region that is
radiating along lateral edge of the leg. What is the muscle that is compressing
and aggravating the nerve that is causing these symptoms?
a. Obturator internus
b. Gluteus medius
c. Gluteus maximus
d. Piriformis
e. Popliteus
56. What is the nerve that is compressed by the muscle in number 55?
a. Sciatic nerve
b. Posterior femoral cutaneous nerve
c. Common fibular division of the sciatic nerve
d. Common fibular nerve
e. Tibial division of the sciatic nerve
57. What muscle (s) does the nerve in number 56 innervate?
a. Semimembranosus
b. Semitendinosus
c. Long head of biceps femoris
d. Short head of biceps femoris
e. A, B, and C
58. This muscle’s origin is the lateral supracondylar line and it attaches to the
calcaneal tendon. It weakly plantarflexes the foot. What is the nerve that
innervates this muscle and what is this muscle?
a. Common fibular nerve, plantaris
b. Tibial nerve, plantaris
c. Common fibular nerve, popliteus
d. Tibial nerve, popliteus
59. This muscle’s origin is the lateral condyle and lateral meniscus and its
attachment is the posterior tibia. It weakly flexes the knee. What is the nerve
that innervates this muscle and what is the muscle?
a. Common fibular nerve, plantaris
b. Tibial nerve, plantaris
c. Common fibular nerve, popliteus
d. Tibial nerve, popliteus
60. If a patient’s foot is planted on the ground, what will happen between the
femur and tibia?
a. Femur will rotate on tibia
b. Tibia will rotate on femur
c. Both
d. Neither, the femur doesn’t come in contact with the tibia
61. If a patient’s foot is lifted off of the ground, what will happen between the
femur and tibia?
a. Femur will rotate on tibia
b. Tibia will rotate on femur*
c. Both
d. Neither, the femur doesn’t come in contact with the tibia
62. Pick the correct order of events for name changing as you move inferiorly
down the leg:
a. Adductor hiatus  femoral artery  popliteal artery
b. Adductor hiatus  popliteal artery  femoral artery
c. Femoral artery  adductor hiatus  popliteal artery
d. Popliteal artery  adductor hiatus  femoral artery
63. The genicular branches form an anastomoses around the knee and allow for
blood flow even when the knee is flexed.
a. True
b. False
64. A 17 yo patient has surgery with a graft taken from her ilium. What nerve
could have been damaged and resulted in a loss of feeling in the gluteal
region?
a. Femoral nerve
b. Obturator nerve
c. Clunial nerve
d. Posterior femoral cutaneous nerve
65. During a big game a football player kicks the ball as hard as he can to try and
make an almost impossible touchdown. He immediately falls to the ground in
agony. What is his possible injury?
a. Trochanteric bursitis
b. Injury to superior gluteal nerve
c. Hamstring injury
d. Injury to sciatic nerve
e. Ischial bursitis
66. A patient comes to your clinic complaining of deep, diffuse pain in the lateral
thigh region with point tenderness over the greater trochanter with pain
radiating down the iliotibial band. She said the pain started after she
repetitively went up into the attic to get her holiday boxes. She also admits to
having started running on her inclined treadmill to try and lose a bit of
weight before the holidays. What is her likely problem?
a. Trochanteric bursitis
b. Injury to superior gluteal nerve
c. Hamstring injury
d. Injury to sciatic nerve
e. Ischial bursitis