Page 190 - ASOP Orthopedic Casting Manual

Orthopedic Long Arm Cast Application and Removal

1. Which of the following fractures involves a proximal ulna fracture with radial head
dislocation?
A) Galeazzi fracture
*B) Monteggia fracture
C) Supracondylar humerus fracture
D) Distal humerus fracture

2. What anatomical structure is most at risk in a supracondylar humerus fracture?
A) Ulnar nerve
B) Radial artery
*C) Brachial artery
D) Axillary nerve

3. The radial head articulates with which structure of the humerus?
A) Trochlea
*B) Capitellum
C) Medial epicondyle
D) Olecranon fossa

4. What is the most common cause of supracondylar humerus fractures in children?
A) Fall on an outstretched hand (FOOSH)
B) Direct trauma to the elbow
C) Motor vehicle accidents
D) Sports injuries

5. Olecranon fractures most commonly occur due to:
A) FOOSH
B) Repetitive microtrauma
C) Overuse injuries
D) Direct trauma to the elbow

6. Which of the following is a clinical characteristic of a radial head fracture?
A) Pain during elbow extension
B) Pain during forearm pronation and supination
C) Mechanical block to shoulder abduction
D) Visible deformity of the humerus