Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Gluteal Muscles 1. Gluteus maximus maximus.. 2. Gluteus medius medius.. 3. Gluteus minimus minimus.. 4. Tensor fasciae latae latae.. 5. Piriformis Piriformis.. 6. Superior gemellus gemellus.. 7. Inferior gemellus gemellus.. 8. Obturator internus internus.. 9. Quadratus femoris femoris.. Gluteus maximus ¾ Origin: 1. Outer surface of ilium ilium.. 2. Posterior surface of sacrum. 3. Sacrotuberous ligament. ¾ Insertion: 1. Ilio -tibial tract. Ilio-tibial 2. Gluteal tuberosity of femur. ¾ Nerve Supply: Inferior gluteal nerve. ¾ Action: A. Extension of the hip joint. B. Lateral rotation of the hip joint. C. Maintenance of the extended knee joint. Gluteus medius ¾ Origin: Outer surface of ilium ilium.. ¾ Insertion: Lateral surface of the greater trochanter of femur ¾ Nerve Supply: Superior gluteal nerve. ¾ Action: A. Abduction of the thigh (with gluteus minimus and tensor fasciae latae ). latae). B. Medial rotation of the thigh (anterior fibers). Gluteus minimus ¾ Origin: Outer surface of ilium ilium.. ¾ Insertion: Anterior surface of the greater trochanter of femur ¾ Nerve Supply: Superior gluteal nerve. ¾ Action: A. Abduction of the thigh (with gluteus medius and tensor fasciae latae ). latae). B. Medial rotation of the thigh (anterior fibers). Tensor Fasciae Latae ¾ Origin: Outer lip of iliac crest. ¾ Insertion: Through the ilio -tibial tract to the lateral ilio-tibial condyle of the tibia ¾ Nerve Supply: Superior gluteal nerve. ¾ Action: A. Abduction of the thigh (with gluteus medius and minimus ). minimus). B. Maintenance of the extended knee (with gluteus maximus ). maximus). Piriformis ¾ Origin: Anterior surface of the 2nd, 3rd and 4th sacral vertebrae. ¾ Insertion: Upper border of the greater trochanter of femur ¾ Nerve Supply: Anterior rami of the 1st and 2nd sacral nerves. ¾ Action: Lateral rotation of the thigh (hip joint). Superior gemellus ¾ Origin: Spine of ischium ischium.. ¾ Insertion: Through the tendon of the obturator internus internus,, it is inserted into the upper border of the greater trochanter of femur. ¾ Nerve Supply: Nerve to obturator internus internus.. ¾ Action: Lateral rotation of the thigh (hip joint). Inferior gemellus ¾ Origin: Upper margin of ischial tuberosity tuberosity.. ¾ Insertion: Through the tendon of the obturator internus internus,, it is inserted into the upper border of the greater trochanter of femur. ¾ Nerve Supply Supply:: Nerve to quadratus femoris femoris.. ¾ Action: Lateral rotation of the thigh (hip joint). Obturator internus ¾ Origin: Inner surface of obturator membrane and surrounding bones. ¾ Insertion: Upper border of the greater trochanter of femur ¾ Nerve Supply: Nerve to obturator internus internus.. ¾ Action: Lateral rotation of the thigh (hip joint). Quadratus Femoris ¾ Origin: Lateral border of ischial tuberosity tuberosity.. ¾ Insertion: Quadrate tubercle of the femur ¾ Nerve Supply: Nerve to quadratus femoris femoris.. ¾ Action: Lateral rotation of the thigh (hip joint). Muscles: Muscles of the Anterior Compartment of the Thigh 1. Sartorius. 1.Sartorius. 2. Iliacus. 2.Iliacus. 3. Psoas major. 3.Psoas 4. Pectineus. 4.Pectineus. 5. Quadriceps Femoris 5.Quadriceps Femoris.. Sartorius ¾ Origin: Anterior superior iliac spine. ¾ Insertion: Upper part of the medial surface of the shaft of the tibia. ¾ Nerve Supply: Femoral nerve. ¾ Action: A. Flexion, abduction and lateral rotation of the thigh. B. Flexion and medial rotation of the leg. Iliacus ¾ Origin: Iliac fossa fossa.. ¾ Insertion: Lesser trochanter of the femur. ¾ Nerve Supply: Femoral nerve. ¾ Action: A. Flexion of the thigh. A.Flexion B. Helps in Medial rotation of thigh. B.Helps Psoas major ¾ Origin: Transverse processes and sides from 12th thoracic to 5th lumbar vertebrae. ¾ Insertion: Lesser trochanter of the femur. ¾ Nerve Supply: Branches from lumbar plexus. ¾ Action: A. Flexion of the thigh. B. Helps in Medial rotation of thigh. Pectineus ¾ Origin: Superior pubic ramus ramus.. ¾ Insertion: Upper end of linea aspera of femur. ¾ Nerve Supply: 1. Femoral nerve. 2. Obturator nerve. ¾ Action: A. Flexion of the thigh. B. Adduction of the thigh. Quadriceps Femoris Rectus Femoris ¾ Origin: Ant. Sup. Iliac Spine + Ilium above acetabulum ¾ Insertion: Quadriceps tendon and patella. ¾ Nerve Supply: Femoral nerve. ¾ Action: Extension of the knee joint. Quadriceps Femoris Vastus Lateralis ¾ Origin: Inter -trochanteric line + linea aspera Inter-trochanteric ¾ Insertion: Quadriceps tendon and patella. ¾ Nerve Supply: Femoral nerve. ¾ Action: Extension of the knee joint. Quadriceps Femoris Vastus Medialis ¾ Origin: Inter -trochanteric line + linea aspera Inter-trochanteric ¾ Insertion: Quadriceps tendon and patella. ¾ Nerve Supply: Femoral nerve. ¾ Action: Extension of the knee joint. Quadriceps Femoris Vastus Intermedius ¾ Origin: Anterior and lateral surfaces of the shaft of the femur ¾ Insertion: Quadriceps tendon and patella. ¾ Nerve Supply: Femoral nerve. ¾ Action: Extension of the knee joint. Muscles: Muscles of the Medial Compartment of the Thigh 1. Gracilis. 1.Gracilis. 2. Adductor longus 2.Adductor longus.. 3. Adductor brevis 3.Adductor brevis.. 4. Adductor magnus 4.Adductor magnus.. 5. Obturator externus 5.Obturator externus.. Gracilis ¾ Origin: Inferior pubic ramus and ischial ramus ramus.. ¾ Insertion: Upper part of the medial surface of the shaft of the tibia. ¾ Nerve Supply: Obturator nerve ¾ Action: A. Abduction of the thigh. B. Flexion of the leg. Adductor Longus ¾ Origin: Body of the pubic bone. ¾ Insertion: Linea aspera of the femur. ¾ Nerve Supply: Obturator nerve. ¾ Action: A. Abduction of the thigh. B. Helps in medial rotation of the thigh. Adductor Brevis ¾ Origin: Inferior pubic ramus ramus.. ¾ Insertion: Linea aspera of the femur. ¾ Nerve Supply: Obturator nerve. ¾ Action: A. Abduction of the thigh. B. Helps in medial rotation of the thigh. Adductor Magnus ¾ Origin: 1. Pubic part: from Inferior pubic ramus ramus.. 2. Ischial part: from Ischial ramus and ischial tuberosity tuberosity.. ¾ Insertion: 1. Pubic part: Posterior surface of femoral shaft 2. Ischial part: Adductor tubercle of the femur. ¾ Nerve Supply: 1. Pubic part: Obturator nerve. 2. Ischial part: Sciatic nerve. ¾ Action: 1. Pubic part: Adduction of the thigh. 2. Ischial part: Extension of the thigh. Obturator Externus ¾ Origin: 1. Outer surface of obturator membrane. 2. Pubic and ischial rami rami.. ¾ Insertion: Medial surface of the greater trochanter trochanter.. ¾ Nerve Supply: Obturator nerve. ¾ Action: Lateral rotation of the thigh. Hamstring Muscles:. Muscles of the Posterior Compartment of the Thigh 1. Biceps femoris 1.Biceps femoris.. 2. Semitendinosus. 2.Semitendinosus. 3. Semimembranosus. 3.Semimembranosus. 4. Ischial head of Adductor 4.Ischial magnus magnus.. Biceps Femoris ¾ Origin: 1. Long head: Ischial tuberosity tuberosity.. 2. Short head: linea aspera and lateral supra -condylar ridge of femur. supra-condylar ¾ Insertion: The head of the fibula. ¾ Nerve Supply: Sciatic nerve. ¾ Action: 1. Flexion and lateral rotation of the leg. 2. Long head extends the thigh. Semitendinosus ¾ Origin: The ischial tuberosity tuberosity.. ¾ Insertion: Upper part of the medial surface of the shaft of the tibia. ¾ Nerve Supply: Sciatic nerve. ¾ Action: 1. Flexion and medial rotation of the leg. 2. Extension of the thigh. Semimembranosus ¾ Origin: The ischial tuberosity tuberosity.. ¾ Insertion: Posteromedial surface of the lateral condyle of the tibia and (oblique popliteal ligament). ¾ Nerve Supply: Sciatic nerve. ¾ Action: 1. Flexion and medial rotation of the leg. 2. Extension of the thigh. Abductor Magnus ¾ Origin: 1. Pubic part: from Inferior pubic ramus ramus.. 2. Ischial part: from Ischial ramus and ischial tuberosity tuberosity.. ¾ Insertion: 1. Pubic part: Posterior surface of femoral shaft 2. Ischial part: Adductor tubercle of the femur. ¾ Nerve Supply: 1. Pubic part: Obturator nerve. 2. Ischial part: Sciatic nerve. ¾ Action: 1. Pubic part: Adduction of the thigh. 2. Ischial part: Extension of the thigh. Muscles of the Anterior Compartment of the Leg Muscles:. 1. Tibialis anterior. 1.Tibialis 2. Extensor digitorum 2.Extensor longus longus.. 3. Peroneus tertius 3.Peroneus tertius.. 4. Extensor hallucis longus 4.Extensor longus.. Tibialis Anterior ¾ Origin: Upper half of lateral surface of tibia and interosseous membrane. ¾ Insertion: Medial cuneiform and base of 1st metatarsal. ¾ Nerve Supply: Deep peroneal nerve. ¾ Action: 1. Dorsiflexion and inversion of the foot. 2. Maintenance of the medial longitudinal arch of the foot. Extensor Digitorum Longus ¾ Origin: Upper 2/3 of anterior surface of fibula and interosseous membrane. ¾ Insertion: Extensor expansions of the lateral 4 toes. ¾ Nerve Supply: Deep peroneal nerve. ¾ Action: 1. Extension of the lateral 4 toes. 2. Dorsiflexion of the foot. Peroneus Tertius ¾ Origin: Lower 1/3 of anterior surface of fibula and interosseous membrane. ¾ Insertion: Medial side of the dorsal aspect of the base of 5th metatarsal bone. ¾ Nerve Supply: Deep peroneal nerve. ¾ Action: 1. Dorsiflexion of the foot (ankle joint). 2. Eversion of the foot (sub -talar joints). (sub-talar Extensor Hallucis Longus ¾ Origin: Middle half of anterior surface of fibula and interosseous membrane. ¾ Insertion: Base of the distal phalanx of the big toe. ¾ Nerve Supply: Deep peroneal nerve. ¾ Action: 1. Extension of the big toe. 2. Dorsiflexion and inversion of the foot. Muscles of the Lateral Compartment of the Leg Muscles 1. Peroneus longus 1.Peroneus longus.. 2. Peroneus brevis 2.Peroneus brevis.. Peroneus Longus ¾ Origin: Upper 2/3 of lateral surface of fibula. ¾ Insertion: Medial cuneiform and base of the 1st metatarsal bone. ¾ Nerve Supply: Superficial peroneal nerve. ¾ Action: 1. Plantar flexion of the foot (ankle joint). 2. Eversion of the foot (sub -talar joints). (sub-talar 3. Maintenance of the lateral longitudinal and transverse arches of the foot. Peroneus Brevis ¾ Origin: Lower 2/3 of lateral surface of fibula. ¾ Insertion: Base of the 5th metatarsal bone. ¾ Nerve Supply: Superficial peroneal nerve. ¾ Action: 1. Plantar flexion of the foot (ankle joint). 2. Eversion of the foot (sub -talar joints). (sub-talar 3. Maintenance of the lateral longitudinal arch of the foot. Muscles of the Posterior Compartment of the Leg Superficial Muscles 1. Gastrocnemius. 1.Gastrocnemius. 2. Plantaris. 2.Plantaris. 3. Soleus. 3.Soleus. Gastrocnemius ¾ Origin: 1. Lateral head: Lateral condyle of femur. 2. Medial head: Popliteal surface of femur above the medial condyle condyle.. ¾ Insertion: Through tendocalcaneus to the posterior surface of the calcaneum calcaneum.. ¾ Nerve Supply: Tibial Nerve. ¾ Action: 1. Plantar flexion of the foot (ankle joint). 2. Flexion of the leg (knee joint). Plantaris ¾ Origin: Lateral supra -condylar ridge of femur. supra-condylar ¾ Insertion: Posterior surface of the calcaneum calcaneum.. ¾ Nerve Supply: Tibial nerve. ¾ Action: 1. Plantar flexion of the foot (ankle joint). 2. Flexion of the leg (knee joint). Soleus ¾ Origin: 1. Soleal line of tibia. 2. Upper ¼ of posterior surface of fibula. 3. Fibrous arch between tibia and fibula. ¾ Insertion: Through tendocalcaneus to the posterior surface of the calcaneum calcaneum.. ¾ Nerve Supply: Tibial Nerve. ¾ Action: Plantar flexion of the foot (ankle joint). Deep Muscles 1. Popliteus. 1.Popliteus. 2. Flexor digitorum 2.Flexor longus longus.. 3. Flexor hallucis longus 3.Flexor longus.. 4. Tibialis posterior. 4.Tibialis Popliteus ¾ Origin: Lateral surface of lateral condyle of femur ¾ Insertion: Posterior surface of tibia above soleal line. ¾ Nerve Supply: Tibial Nerve. ¾ Action: Medial rotation of tibia on femur (unlocking of knee joint) Flexor Digitorum Longus ¾ Origin: Medial part of the posterior surface of the tibia below the soleal line ¾ Insertion: Bases of the distal phalanges of the lateral 4 toes. ¾ Nerve Supply: Tibial Nerve. ¾ Action: 1. Flexion of the lateral 4 toes. 2. Plantar flexion of the foot. 3. Maintenance of the longitudinal arches. Flexor Hallucis Longus ¾ Origin: Lower 2/3 of the posterior surface of the shaft of the fibula. ¾ Insertion: Base of the distal phalanx of the big toe. ¾ Nerve Supply: Tibial Nerve. ¾ Action: 1. Flexion of the big toe. 2. Plantar flexion of the foot. 3. Maintenance of the longitudinal arches. Tibialis Posterior ¾ Origin: Lateral part of the posterior surface of the tibia, interosseous membrane and posterior surface of fibula. ¾ Insertion: Mainly to the navicular bone. ¾ Nerve Supply: Tibial Nerve. ¾ Action: 1. Plantar flexion and inversion of the foot. 2. Maintenance of medial longitudinal arch. Muscle of the Dorsum of the Foot Muscles 1. Extensor digitorum 1.Extensor brevis brevis.. Extensor Digitorum Brevis ¾ Origin: Upper surface of the calcaneum calcaneum.. ¾ Insertion: Base of proximal phalanx of the big toe and extensor expansions of the 2nd, 3rd and 4th toes. ¾ Nerve Supply: Deep peroneal nerve. ¾ Action: Extension of the medial 4 toes. Muscles of the Sole of the Foot st 1 Layer Muscles 1. Abductor hallucis 1.Abductor hallucis.. 2. Flexor digitorum 2.Flexor brevis brevis.. 3. Abductor digiti 3.Abductor minimi minimi.. nd 2 Layer Muscles 1. Quadratus plantae 1.Quadratus plantae.. 2. Lumbricals. 2.Lumbricals. 3. Tendon of flexor digitorum 3.Tendon longus longus.. 4. Tendon of flexor hallucis 4.Tendon longus longus.. rd 3 Layer Muscles 1. Flexor hallucis 1.Flexor brevis brevis.. 2. Adductor hallucis 2.Adductor hallucis.. 3. Flexor digiti minimi 3.Flexor brevis brevis.. th 4 Layer Muscles 1. Plantar interossei 1.Plantar interossei.. 2. Dorsal interossei 2.Dorsal interossei.. 3. Tendon of peroneus 3.Tendon longus longus.. 4. Tendon of tibialis 4.Tendon posterior.