Hip Muscles

Question 1

Iliopsoas: Iliacus

Answer 1

Origin: Iliac fossa
Insertion: Lesser trochanter of the femur
Function: Flexion & lateral rotation of hip joint
Innervation: Femoral nerve

Question 2

Iliopsoas: Psoas Major

Answer 2

Origin: TP L1-L5, vertebral body T12-L5
Insertion: Lesser trochanter of femur
Function: Flexion of hip, lumbar stabilization, flexion & lateral flexion of spinal joint
Innervation: Ventral Rami (L1-L3)

Question 3

Glutes: Gluteus Maximus

Answer 3

Origin: Posterior iliac crest, sacrum, coccyx
Insertion: gluteal tuberosity of femur
Function: Extension & lateral rotation of hip
Innervation: Inferior gluteal nerve

Question 4

Glutes: Gluteus Medius

Answer 4

Origin: Outer Ilium
Insertion: greater trochanter
Function: abduction of hip
Innervation: Superior gluteal nerve

Question 5

Glutes: Gluteus minimus

Answer 5

Origin: Outer ilium
Insertion: Greater trochanter
Function: abduction of hip
Innervation: Superior gluteal nerve

Question 6

Sartorius

Answer 6

Origin: ASIS
Insertion: Proximal anteromedial tibia
Function: Flexion & abduction & lateral rotation of hip
Innervation: Femoral nerve

Question 7

Quads: Rectus Femorus

Answer 7

Origin: (anterior head) AIIS (posterior head) superior to rim of acerabulum
Insertion: Tibial tuberosity
Function: extension of knee, flexion of hip
Innervation: Femoral nerve

Question 8

Quads: Vastus Lateralis

Answer 8

Origin: Lateral lip of linea aspera
Insertion: Tibial tuberosity
Function: extension of knee
Innervation: femoral nerve

Question 9

Quads: Vastus Intermedius

Answer 9

Origin: Anterior lateral surface of femur
Insertion: Tibial tuberosity
Function: Femoral nerve
Innervation: Femoral Nerve

Question 10

Quads: Vastus Medialis

Answer 10

Origin: medial lip of linea aspera
Insertion: tibial tuberosity
Function: extension of knee
Innervation: Femoral Nerve

Question 11

Hip adductor: Adductor Longus

Answer 11

Origin: Anterior surface of pubis
Insertion: medial lip of linea aspera
Function: adduction & flexion of hip
Innervation: Obturator nerve

Question 12

hip adductor: Adductor Brevis

Answer 12

Origin: Body & interior ramus of pubis
Insertion: medial lip of linea aspera
Function: adduction & flexion of hip
Innervation: obturator nerve

Question 13

Hip Adductor: Gracilis

Answer 13

Origin: Anterior body & inferior ramus of pubis
Insertion: proximal anterior medial tibia
Function: adduction & flexion of hip
Innervation: obturator nerve

Question 14

Hip Adductor: Adductor Magnus (anterior head)

Answer 14

Origin: ischiopubic ramus
Insertion: Linea aspera
Function: Adduction & extension hip
Innervation: obturator nerve

Question 15

Hip Adductor: Adductor Magnus (posterior head)

Answer 15

Origin: ischial tuberosity
Insertion: adductor tubercle of femur
Function: Adduction & extension hip
Innervation: sciatic nerve

Question 16

Hamstrings: Semitendinosus

Answer 16

Origin: Ischial tuberosity
Insertion: Proximal anterior medial tibia
Function: knee flexion, hip extension, posterior pelvic tilt
Nerve: sciatic nerve

Question 17

Hamstrings: Semimembranosus

Answer 17

Origin: Ischial tuberosity
Insertion: Medial tibial condyle
Action: Knee flexion, hip extension, posterior pelvic tilt
Innervation: sciatic nerve

Question 18

Hamstrings: Bicep Femoris

Answer 18

Origin: (long head) Ischial tuberosity, (short head) lateral lip of linea aspera
Insertion: head of fibula
Action: Knee flexion, hip extension
Innervation: sciatic nerve

Question 19

Tensor Fasciae Latae (TFL)

Answer 19

Origin: ASIS
Insertion: below tibial greater trochanter (ITB)
Action: flexion, abduction & medial rotation of hip
Innervation: Superior gluteal nerve

Question 20

Iliopsoas: Psoas Major

Answer 20

Origin: TPs & vertebrae body T12-L5
Insertionm Lesser trochlear of femur
Innervation: Lumbar plexus
Action: Flexion & rotation & lateral flexion of the hip

Question 21

Piriformis

Answer 21

Origin: Anterior Sacrum
Insertion: greater trochanter
Function: Lateral rotation of hip, abduction
Innervation: Nerve to piriformis (L5-S2)