Frontal muscle
The cranium , m. Pectineus, flat, close in shape to the quadrangle. On the lateral side it borders on m. Iliopsoas , with the medial - with m. Adductor longus . Between m. Iliopsoas and m. Pectineus formed a small depression.
The muscle originates on the upper branch and crest of the pubic bone, and, going down and slightly outward, is attached to the crest of the femur .
Function: bends and leads the thigh, slightly rotating it outward.
Innervation: branches from n. Femoralis and unstable from n. Obturatorius (LII-LIII).
Blood supply: aa. Obturatoria, pudenda externa, profunda femoris.
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