The pectineus muscle is a flat, quadrangular muscle, situated at the anterior part of the upper and medial aspect of the thigh.
It can be classified in the medial compartment of thigh (when the function is emphasized) or the anterior compartment of thigh (when the nerve is emphasized).
It is one of the muscles primarily responsible for hip flexion. It also adducts and medially rotates the thigh.
The pectineus muscle is the anterior most adductor ...
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Pectineus muscle
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