股四头肌 Quadriceps femoris muscle

（重定向自Quadriceps muscle）

股四头肌为使膝伸直的一组肌肉，其英文名quadriceps意为四个头。股四头肌包括四大块肌肉：股直肌、股外侧肌、股内侧肌和股中间肌，此肌肉位于大腿前侧。股四头肌收缩时,拉动膝上的腱并使膝伸直。人类是用这些肌肉行走和奔跑。

单词	Quadriceps muscle
释义	Quadriceps muscle 中文百科股四头肌 Quadriceps femoris muscle （重定向自Quadriceps muscle）股四头肌为使膝伸直的一组肌肉，其英文名quadriceps意为四个头。股四头肌包括四大块肌肉：股直肌、股外侧肌、股内侧肌和股中间肌，此肌肉位于大腿前侧。股四头肌收缩时,拉动膝上的腱并使膝伸直。人类是用这些肌肉行走和奔跑。英语百科 Quadriceps femoris muscle 股四头肌（重定向自Quadriceps muscle） The quadriceps femoris (/ˈkwɒdrᵻsɛps ˈfɛmərᵻs/) (Latin for "four-headed muscle of the femur"), also called simply the quadriceps, quadriceps extensor, or quads, is a large muscle group that includes the four prevailing muscles on the front of the thigh. It is the great extensor muscle of the knee, forming a large fleshy mass which covers the front and sides of the femur.
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Quadriceps muscle