Hip joint

Question 1

Origin of gluteus maximus?

Answer 1

Gluteal surface of ilium (between anterior and posterior lines), dorsal surface of sacrum, lateral aspect of coccyx, Sacrotuberous ligament, thoracolumbar fascia

Question 2

Insertion of gluteus maximus?

Answer 2

Upper fibres: Iliotibial tract
Lower fibres: gluteal tuberosity of femur

Question 3

Action of gluteus maximus?

Answer 3

Hip extension, lateral rotator, abduction (assistor)

Question 4

Innervation of gluteus maximus?

Answer 4

Inferior gluteal nerve (L5-S2)

Question 5

Origin of gluteus medius?

Answer 5

Gluteal surface of ilium (between anterior and posterior gluteal lines)

Question 6

Insertion of gluteus medius?

Answer 6

Greater trochanter of femur

Question 7

Action of gluteus medius?

Answer 7

Medial rotation, abductor

Question 8

Innervation of gluteus medius?

Answer 8

Superior gluteal nerve (L4-S1)

Question 9

Origin of pectineus?

Answer 9

Superior pubic ramus, pubic tubercle

Question 10

Insertion of pectineus?

Answer 10

Pectineal line of femur

Question 11

Action of pectineus?

Answer 11

Flexion and adduction of the hip

Question 12

Innervation of pectineus?

Answer 12

Femoral nerve (L2-L3)

Question 13

Origin of sartorius?

Answer 13

Anterior superior iliac spine

Question 14

Insertion of sartorius?

Answer 14

Medial surface of proximal tibia

Question 15

Action of sartorius?

Answer 15

Assistor in hip flexion, abduction and lateral rotation

Question 16

Innervation of sartorius?

Answer 16

Femoral nerve (L2-L3)

Question 17

Origin of adductor magnus?

Answer 17

Adductor part: inferior pubic ramus and ischial ramus
Hamstring (Ischiocondylar) part: Ischial tuberosity

Question 18

Insertion of adductor magnus?

Answer 18

Hamstring part: Linear aspera of femur
Adductor part: Adductor tubercle of femur

Question 19

Action of adductor magnus?

Answer 19

Hamstring part: extension and medial rotation of hip
Adductor part: adduction, flexion and lateral rotation of hip

Question 20

Innervation of adductor magnus?

Answer 20

Hamstring part: Sciatic nerve (L4)
Adductor part: obturator nerve (L2-L4)

Question 21

Origin of adductor longus?

Answer 21

Pubic crest and pubic symphysis

Question 22

Insertion of adductor longus?

Answer 22

Middle third of linear aspera of femur

Question 23

Action of adductor longus?

Answer 23

Hip adduction

Question 24

Innervation of adductor longus?

Answer 24

Obturator nerve (L2-L4)

Question 25

Origin of adductor brevis?

Answer 25

Inferior pubic ramus

Question 26

Insertion of adductor brevis?

Answer 26

First 1/3 of linear aspera of femur

Question 27

Action of adductor brevis?

Answer 27

Hip adduction

Question 28

Innervation of adductor brevis?

Answer 28

Obturator nerve (L2-L4)

Question 29

Origin of iliacus?

Answer 29

Iliac fossa

Question 30

Insertion of iliacus?

Answer 30

Lower trochanter of femur via the iliopsoas tendon

Question 31

Action of iliacus?

Answer 31

Hip flexion and flexes trunk onto the hip

Question 32

Innervation of iliacus?

Answer 32

Femoral nerve (L2-L4)

Question 33

Origin of psoas major?

Answer 33

Vertebral bodies of T12-L4, transverse processes of L1-L5, intervertebral discs of T12-L4

Question 34

Insertion of psoas major?

Answer 34

Lower trochanter of femur via iliopsoas tendon

Question 35

Action of psoas major?

Answer 35

Flexion of hip joint and flexes trunk onto hip from supine sitting position

Question 36

Innervation of psoas major?

Answer 36

Anterior primary rami of L1-L4

Question 37

Origin of gracilis?

Answer 37

Body and inferior ramus of pubis

Question 38

Insertion of gracilis?

Answer 38

Medial surface of proximal tibia

Question 39

Action of gracilis?

Answer 39

Adduction of hip

Question 40

Innervation of gracilis?

Answer 40

Obturator nerve (L2-L3)

Question 41

Origin of tensor fascia lata?

Answer 41

Iliac crest

Question 42

Insertion of tensor fascia lata?

Answer 42

Tibia via the iliotibial band

Question 43

Action of tensor fascia lata?

Answer 43

Abduction and medial rotation of hip joint

Assists in knee flexion

Question 44

Innervation of tensor fascia lata?

Answer 44

Superior gluteal nerve (L5-S1)