Human Anatomy: Muscle Groups |
Muscle Function & Other Pertinent Medical Information | |
- GASTROCNEMIUS - | |
ORIGIN: | Lateral head: posterior surface of lateral condyle of femur and highest of three facets on lateral condyle. medial head: posterior surface of femur above medial condyle |
INSERTION: | Tendo calcaneus to middle of three facets on posterior aspect of calcaneus |
ACTION: | Plantar flexes foot. Flexes knee |
NERVE: | Tibial nerve (S1, 2) |