W8 - Elbow And Wrist Joints & Ligaments

Question 1

Name the three joints of the elbow and wrist region

Answer 1

Superior radio ulna joint
Middle radio ulna joint
Inferior radio ulna joint

Question 2

Classify each of the joints of the elbow and wrist region

Answer 2

Superior radio ulna joint = synovial pivot
Middle radio ulna joint = fibrous joint “interosseous membrane”
Inferior radio ulna joint = uniaxial synovial pivot

Question 3

What does the annular ligament do

Answer 3

Stabilises the RUJ
Inner surface is lined with fibrocartilage
Inferior diameter is smaller

Question 4

What does the quadrate ligament do

Answer 4

Prevents over pronation and supranation as it is located on the inferior border of the radial notch to the neck of the radius

Question 5

Name the 5 ligaments of the elbow

Answer 5

Radial collateral ligament
Ulna collateral ligament
Annular ligament
Synovial membrane
Quadrate ligament

Question 6

What’s the role of the bursa of the elbow

Answer 6

Facilitates smooth movement of the skin over the olecranon process during flexion and extension