Ch.96 Radius & Ulna

Question 1

Function of triceps ins on olecranon

Answer 1

Extend elbow j
Extend carpus - stay apparatus

Question 2

Where does the olecranon have a cartilage surface

Answer 2

Trochlear notch

Question 3

What mm insert on the radius

Answer 3

Proximally biceps brachii on cranial surface
Distally tendons of the digital extensor muscles

Question 4

Tension surfaces of radius

Answer 4

Cranial and craniolateral

Question 5

Ossification centres of the radius

Answer 5

Diaphysis
Prox and distal epiphyses
Lateral styloid process of the ulna

Question 6

What feature can be confused with a fx

Answer 6

Line of separation between the center of distal epiphyseal ossification and the lateral styloid process