夹肌包括:
后面:腰方肌 · 腰大肌/腰小肌 · 胯肌
会阴浅隙(会阴浅横肌、球海绵体肌、坐骨海绵体肌)
The splenius muscles are:
Their origins are in the upper thoracic and lower cervical spinous processes. Their actions are to extend and ipsilaterally rotate the head and neck.
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