chapter 19 quiz Flashcards
Which of the following muscles is located on the posterior surface of the humerus?
triceps
What are the primary motions of the elbow joint?
Flexion and Extension
Which side of the forearm receives the most frequent impact, therefore the most bruising?
A. Radial
B. Anterior
C. Ulnar
D. Posterior
C. Ulnar
When an elbow is dislocated it is important to consider the possibility of what secondary injury?
a. fracture
b. tearing of pinching of the nerves
c. disruption of the normal blood supply
d. all of the above must be considered
all of the above
Severe point tenderness in the anatomical “snuffbox” may indicate a fracture of which bone?
A. Hamate
B. Lunate
C. Scaphoid
D. Trapezoid
C. Scaphoid
What type of fracture results from the radius and ulna being forced backward and upward (hyperextension)?
Colle’s Fracture
What motion(s) occur at the radioulnar joint?
Pronation and Supination
A wrist ganglion is often seen in sports and will most frequently appear on what aspect of the wrist?
On the dorsal surface of the wrist
A deformity caused by a rupture of the extensor tendon over the distal phalanx is called what condition
Boutonniere Deformity
Lateral epicondylitis results from which of the following mechanisms?
Repetitive extension of the wrist, such as a backhand in tennis
If an athlete complains of burning and tingling or paresthesia in the fourth and fifth fingers, what structure may be damaged?
ulnar nerve
The adolescent athlete who complains of sudden pain and locking of the elbow joint should be suspected of having which of the following conditions?
A. Epicondylitis
B. Olecranon bursitis
C. Supracondylar fracture of humerus
D. Osteochondritis dissecans
D. Osteochondritis dissecans
Forearm splints are seen most frequently in which sport?
Gymnastics
