knee and ankle muscles

Question 1

ORIGIN of the gastrocnemius

Answer 1

medial: medial femoral condyle and poplitheal surface adjacent to medial condyle, capsule of knee joint

lateral: lateral femoral condyle and shaft above lateral condyle, lateral supracondylar line, capsule of knee joint

Question 2

INSERTION of the gastrocnemius

Answer 2

posterior surface of membranous tendon, soleus tendon (forms tendocalcaneus

Question 3

ACTION of the gastrocnemius

Answer 3

plantar flexion at foot and ankle, flexion of leg at knee joint.

running, jumping…“fast” movements

Question 4

INNERVATION of the gastrocnemius

Answer 4

tibial nerve

Question 5

whats the most common patellar injury

Answer 5

patellar dislocation