Sauerland: Pre-lab 3

Question 1

What nerve is of concern when fractures occur at the surgical neck of the humerus?

Answer 1

axillary

Question 2

What nerve is of concern when fractures occur along the shaft/spiral groove of the humerus?

Answer 2

radial nerve

Question 3

What nerve is of concern when fractures occur at the distal end of the humerus?

Answer 3

median nerve

Question 4

Which muscles of the rotator cuff attach to the greater tubercle?

Answer 4

supraspinotis
infraspinotis
terres minor

Question 5

When fractures that result from fall on the point of the shoulder occur, three (3) rotator cuff musclesremain attached to the torn-off greater tubercle. What muscle remains attached to the lesser tubercle of the humerus, and pulls the limb into medial rotation?

Answer 5

subscapularis

Question 6

What types of fractures/separations are common in children due to frequent falls?

Answer 6

fractures of the distal radial epiphysis

Question 7

At the wrist, which forearm bone takes the brute of the force of a fall? At the elbow?

Answer 7

radius; ulna

Question 8

A complete transverse fracture of the distal 2 cm of the radius

Answer 8

Colles fracture

Question 9

The most common fracture of the forearm, particularly in adults over 50 and in women with osteoporosis

Answer 9

Colles fracture

Question 10

What is this?
Difference in right and left radial pulse

Ischemia of upper limb

Intermittent claudication [attacks of lameness and pain] in upper limb

Neurological changes such as dizziness, unsteadiness, vertigo, visual changes

Neck movements may provoke symptoms

Answer 10

subclavian steal syndrome

Question 11

If a portion of the axillary artery is removed, where is blood stolen from to supply the brachial artery?

Answer 11

from the scapula

Question 12

When the subclavian artery is occluded proximal to the origin of the vertebral artery, where does the subclavian artery steal arterial blood from?

Answer 12

from the basilar artery