Adductors of the Hip

Question 1

Adductor Magnus

Answer 1

O: Ischial tuberosity of the innominate bone
I: upper part of linea aspera and adductor tubercle of the femur
N: Obturator nerve L2, L3
A: Adduction of the hip. May act as a medial or lateral rotator of the hip, depending on the position of the thigh.

Question 2

Adductor Longus

Answer 2

O: The body of the pubis of the innominate bone
I: Middle half of linea aspera of femur
N: obturator nerve L2, L3, L4
A: adduction of the thigh

Question 3

Adductor Brevis

Answer 3

O: Lateral part of the body and inferior ramus of the pubis of the innominate bone
I: upper half of linea aspera of the femur
N: obturator nerve L2, L3, L4
A: adduction of the thigh

Question 4

Gracilis

Answer 4

O: front of the body of the pubis, inferior pubic and ischial rami of the innominate bone
I: medial surface of the body of the tibia
N: Obturator nerve L2, L3
A: adduction of the thigh & flexion of the knee

Question 5

Pectineus

Answer 5

O: superior ramus of the pubis, iliopubic eminence and pubic tubercle of the innominate bone
I: pectineal line of the femur
N: femoral nerve L2, L3
A: flexion and adduction of the hip