Week 5 - Hip and Pelvis

Question 1

HF ilio psoas origin insertion action

Answer 1

Origin- iliacus=inner surface of ilium
Psoas- T12 to sacrum

Insertion- lesser trochanter of femur

Action: hip flexion

Question 2

Rectus femoris origin insertion action

Answer 2

Origin- anterior superior iliac spine
Insertion- tibial tuberosity

Action: hip flexion

Question 3

Tensor fascia latae origin insertion action

Answer 3

Origin- iliac crest
Insertion- ilio tibial band

Action: hip flexion

Question 4

Sartorius origin insertion action

Answer 4

Origin- anterior superior iliac spine
Insertion- medial tibia

Action: hip flexion

Question 5

Gluteus maximus origin insertion action

Answer 5

Origin- posterior ilium, sacrum, coccyx
Insertion- posterior femur, Ilio tibial band

Action: hip extension

Question 6

List the 5 hip adducters

Answer 6

Pectineus
Gracilis 
Adductor brevis 
Adductor longus 
Adducter magnus

Question 7

List 2 hip abductors

Answer 7

Gluteus medius

Gluteus minimus

Question 8

List 5 hip external rotators

Answer 8

Piriformus
Superior gemellus 
Inferior gemellus
Quadriceps femoris 
Obturator internus

Question 9

What is the ilio tibial band make of

Answer 9

Connective tissue

Question 10

What is Lombards Paradox

Answer 10

Describes contraction of an antagonist muscle pair that produces movement

E.g quadriceps are a larger muscle group than hamstrings so can be activated to a greater degree

Question 11

Define core stability

Answer 11

Ability to keep using abdominal deep postural muscles to stabilise hips and abdomen