Lower limb origins and insertions

Question 1

Iliopsoas

Answer 1

Origin Psoas: T12 and lumbar vertebra
Origin ilicasus: iliac fossa
Insertion: lesser trochanta of the femur via common tendon
Action: thigh flexion

Question 2

Gluteus maximus

Answer 2

Origin: ilium, sacrum, coccyx
Insertion: gluteal tuberosity of the femour and iliotibial tract

Question 3

Gluteus medius

Answer 3

Origin: ilium
Insertion: greater trochanta of the femour
Action: abducts and medialy rotates thigh

Question 4

Gluteus minimis

Answer 4

Origin: ilium
Insertion: greater trochanta of the femour
Action: abducts and medialy rotates thigh

Question 5

Adductor longus

Answer 5

Origins: inferior pubic ramus, ischial ramus and ischial tuberosity
Insertion: linea aspera and adductor tubercle of femur

Question 6

Adductor magnus

Answer 6

Origins: pubis
Insertion: linea aspera of femur

Question 7

Adductor brevis

Answer 7

Origin: inferier pubic ramus and body of pubis
Insertion: linea aspera of femur

Question 8

Pectineus

Answer 8

Origin: superior pubic ramus
Insertion: linea aspera of femur

Question 9

Gracilis

Answer 9

Origin: inferior pubic ramus and body of pubis
Insertion: linea aspera of femur