Superficial Posterior Leg Muscles

Question 1

Gastrocnemius origin

Answer 1

Medial head originates from just superior to medial condyle, lateral head originates from upper lateral condyle

Question 2

Gastrocnemius insertion

Answer 2

Via calcaneal tendon to calcaneus

Question 3

Gastrocnemius innervation

Answer 3

Tibial nerve (S1-S2)

Question 4

Gastrocnemius function

Answer 4

Plantarflexes foot and flexes knee

Question 5

Plantaris origin

Answer 5

Lateral supracondylar line of femur and oblique popliteal ligament of knee

Question 6

Plantaris insertion

Answer 6

Via calcaneal tendon to calcaneus

Question 7

Plantaris innervation

Answer 7

Tibial nerve (S1-S2)

Question 8

Plantaris function

Answer 8

Plantarflexes foot and flexes knee

Question 9

Soleus origin

Answer 9

Soleal line and medial border of tibia, posterior aspect of fibular head and adjacent surfaces of neck and proximal shaft, tendinous arch between tibial and fibular attachments

Question 10

Soleus insertion

Answer 10

Via calcaneal tendon to calcaneus

Question 11

Soleus innervation

Answer 11

Tibial nerve (S1-S2)

Question 12

Soleus function

Answer 12

Plantarflexes foot