Thigh Muscles: Medial Compartment

Question 1

Thigh muscles of medial compartment

Answer 1

• Gracilis
• Adductor longus
• Adductor brevis
• Adductor magnus
• Obturator externus

Question 2

Gracilis

Answer 2

O: Body & inferior rams of pubis, and rams of ischium

I: Shaft of tibia on medial surface between sartorial and semimembrinous

N: Obturator Nerve (Anterior division)

A: ADduct thigh // Flex leg at knee // medially rotate tibia

Question 3

Adductor Longus

Answer 3

O: Body of pubis

I: Medial lip of line aspera

N: Obturator Never (Anterior division)

A: ADduct hip

Question 4

Adductor Brevis

Answer 4

O: Body & inferior ramus of pubis

I: upper half of line aspera

N: Obturator Nerve (Anterior division)

A: ADduct hip

Question 5

Adductor Magnus (oblique fibers)

Answer 5

O: inferior ramus of pubis, rams of ischium, ischial tuberosity

I: Posterior femus

N: Obturator Nerve (Posterior division)

A: ADduct hip // help medial rotation

Question 6

Obturator Externus

Answer 6

O: Obturator membrane, pubic and ischial ramus

I: Trochanteric fossa of remus

N: Obturator Nerve (Posterior division)

A: Lateral rotation of HIP