Elbow Quiz

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Ten to 25 percent of young pitchers develop little league elbow as a result of the repetitive stress caused by throwing curve balls. a. True b. False

b. False

With the elbow flexed at 45 degrees the athlete flexes and extends the wrist as far as possible. We are testing for: a. Arterial impairment b. Capsular pain c. Collateral ligament damage d. Nerve compression

b. capsular pain

An injury to the ulnar nerve usually results in paresthesia in the second and third digits a. True b. False

b. false

Cubitus varus is an abnormality resulting in an increased carrying angle a. True b. False

b. false

Pronator teres syndrome involves entrapment of the ulnar nerve. a. True b. False

b. false

The spool-shaped capitulum fits into an articulation groove with the ulna a. True b. False

b. false

The triceps bursa is the most frequently injured bursa in the elbow because it is so superficial and at risk for direct trauma. a. True b. False

b. false

Valgus stress testing of the elbow stresses the lateral collateral ligament of the elbow. a. True b. False

b. false

Visually observing an elbow at a 45-degree angle of flexion will show the olecranon process and both humeral epicondyles in a straight horizontal line. a. True b. False

b. false

Which of the following in NOT an elbow flexor? a. Biceps brachii b. Flexor carpi ulnaris c. Brachioradialis d. Brachialis

b. flexor carpi ulnaris

The motion(s) that occur at the radioulnar joint are: a. Flexion and extension b. Pronation and supination c. Radial and ulnar deviation d. Inversion and eversion

b. pronation and supination

Which of the following is not a disorder associated with little league elbow? a. Accelerated apophyseal growth b. Avulsion of the medical epicondyle c. Cubital tunnel syndrome d. Nonunion stress fracture of the olecranon epiphysis

c. cubital tunnel syndrome

If resistance is applied to an athlete's extended wrist with the elbow flexed at a 45-degree angle the athletic trainer is testing for: a. Capsular pain b. Medical epicondylitis c. Lateral epicondylitis d. Biceps tendinitis

c. lateral epicondylitis

What nerve innervates the main elbow flexors? a. Axillary b. Median c. Musculocutaneous d. Radial

c. musculocutaneous

What nerve innervates the main elbow extensors? a. Median b. Musculocutaneous c. Radial d. Ulnar

c. radial

Lateral epicondylitis results from: a. Repeated trauma to the olecranon b. Chronic fatigue of the biceps c. Repetitive extension of the wrist d. Repeated forceful flexion of the elbow

c. repetitive extension of the wrist

Possible complications of a supracondylar humeral fracture are muscle spasm swelling or bone pressure on the brachial arty which inhibit blood circulation to the forearm wrists and hand. This is a: a. Colle's fracture b. Compartment syndrome c. Smith's feature d. Volkmann's contracture

d. Volkmann's contracture

Which of the following conditions results from an injury to the brachial artery usually associated with a supracondylar fracture of the humerus? a. Pronator teres syndrome b. Gunstock deformity c. Panners disease d. Volkmann's contracture

d. Volkmann's contracture

The adolescent athlete who complains of sudden pain and locking of the elbow joint should be suspected of having: a. Epicondylitis b. Olecranon bursitis c. Supracondylar fracture of humerus d. Osteochondritis dissecans

d. osteochondritis dissecans

During rehabilitation of a posterior elbow dislocation which of the following phases would include the beginnings of PNF and DAPRE exercises? a. Post-surgical phase b. Acute phase c. Remodeling phase d. Repair phase

d. repair phase

Which nerve can become irritated secondary to cubitus valgus present at the elbow? a. Median b. Musculocutaneous c. Radial d. Ulnar

d. ulnar

If an athlete complains of burning and tingling or paresthesia to the fourth and fifth fingers what structure may be damaged? a. Flexor digiti minimi b. Interosseous muscles c. Median nerve d. Ulnar nerve

d. ulnar nerve

Using a tennis racket with an inappropriate grip size can cause added stress to be placed on the elbow. a. True b. False

a. True

The ligament that stabilizes and encircles the head of the radius is the: a. Annular ligament b. Quadrate ligament c. Lateral collateral ligament d. Medial collateral ligament

a. annular ligament

The motions of the elbow joint are: a. Flexion and extension b. Pronation and supination c. Radial and ulnar deviation d. Inversion and eversion

a. flexion and extension

Most elbow dislocations result from falling on an outstretched hand and result in the ulna and radius dislocating: a. Posteriorly b. Anteriorly c. Laterally d. Medially

a. posteriorly

Complications from an elbow dislocation include injury to the median and radial nerve as well as the brachial artery. a. True b. False

a. true

Racquetball elbow golfer's elbow and javelin throwers elbow refer to a medial epicondylitis. a. True b. False

a. true

Restoring normal range of motion is crucial early in elbow rehabilitation a. True b. False

a. true

Strains of the elbow are usually caused by hyperextension forces a. True b. False

a. true

The distal end of the humerus forms two condyles: the lateral condyle is called the capitulum and the medial condyle is called the trochlea a. True b. False

a. true

The radial collateral ligament does not attach to the radius which is free to rotate. a. True b. False

a. true

In medial epicondylitis passive movement of the wrist seldom elicits pain although active movement does. a. True b. False

a.true


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