| 单词 | biceps femoris |
| 释义 | biceps femorisbiceps fem·o·risB0231200 (fĕm′ər-ĭs)biceps femorisbiceps femoris(fĕm′ər-ĭs)biceps femorisA two-headed major muscle of the leg.Long head Origin Inner medial ischial tuberosity and sacrotuberous ligament. Insertion Head of fibula and lateral condyle of tibia. Action Extends thigh and flexes leg. Nerve Tibial branch of the sciatic nerve (L5, S2). Short head Origin Lateral linea aspera and lateral intermuscular septum. Insertion Lateral condyle of tibia. Action Flexes leg. Nerve Common peroneal branch of the sciatic nerve (L5, S2). |
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