Anatomy of the Hip and Knee

Question 1

What type of joint is the hip?

Answer 1

Ball and socket

Question 2

What nerves are associated with the hip?

Answer 2

Femoral
Sciatic
Obturator
Superior gluteal

Question 3

What are the 3 compartments of the knee?

Answer 3

Medial tibiofemoral
Lateral tibiofemoral
Patellofemoral

Question 4

What muscles are responsible for hip flexion?

Answer 4

Ilio-psoas
Rectus femoris
Sartorius
Pectineus

Question 5

What muscles are responsible for hip extension?

Answer 5

Gluteus maximus
Semitinosus
Semimembranosus
Biceps femoris

Question 6

What muscles are responsible for hip abduction?

Answer 6

Gluteus medius
Gluteus minimus
Tensor fascia latae

Question 7

What muscles are responsible for hip adduction?

Answer 7

Adductor longus
Adductor brevis
Adductor magnus
Gracilis

Question 8

What muscles are responsible for hip internal rotation?

Answer 8

Anterior fibres of gluteus medius

Tensor fascia latae

Question 9

What muscles are responsible for hip external rotation?

Answer 9

Gluteus maximus 
Piriformis 
Superior gemellus 
Inferior gemellus 
Obturator internus 
Obturator externus 
Quadratus femoris

Question 10

What is the blood supply to the femoral head?

Answer 10

Capsule via medial and lateral femoral circumflex

Ligamentum teres via acetabular branch of obturator artery

Question 11

What muscles are responsible for knee extension?

Answer 11

Rectus femoris
Vastus medialis
Vastus lateralis
Vastus intermedialis

Question 12

What muscles are responsible for knee flexion?

Answer 12

Biceps femoris
Semimembranosus
Semitendinosus
Gastrocnemius

Question 13

What is the role of the menisci?

Answer 13

Load transmission
Stability
Proprioception
Shock absorbtion