Muscular Pt.2 Hip & lower Limb Muscles

Question 1

Psoas Major:

Answer 1

deep to pevis & thigh

origin: lumbar vertebrae

Insertion: lessor trocanter shaft to femur

Action: hip flexion
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Question 2

Trunk & thigh of Psoas Major:

Answer 2

trunk is fixed, moves thigh upward toward trunk

thigh is fixed, moves trunk downward towards thighs

Question 3

Iliacus:

Answer 3

Location: deep to pelvis & thigh

Origin: iliac fascia on coccyx

joins psoas major to form the iliopsoas

Insertion: lesser contractor of femur

Action: hip flexion