clinical boxes and random notes

Question 1

atrophy of the deltoid

Answer 1

occurs with the axillary nerve is damaged (could happen when the surgical neck is fractured)

causes the rounded look of the shoulder to disappear

Question 2

Tear of the suprapinatus

Answer 2

most common rotator cuff injury (tear)

this muscles assist and initiates abduction of the shoulder

Question 3

Scapulo-humeral rhythm

Answer 3

the scapula and the humerus move in 1:2 ratio

(EX. when the arm is abducted 180 degrees, 60 occurs by rotation of the scapula and 120 by the rotation of the humerus in the shoulder joint

Question 4

dislocation of the acromioclavicular joint

Answer 4

can be with or without and coracoclavicular ligament tear. with the tear of the ligament the shoulder can fall and the clavicle rise because of the weight and nothing to hold it down

Question 5

What fracture is the most common fracture in people older the 50 years of age?

Answer 5

Fracture of the distal end of the radius

Question 6

Fracture of the hamate

Question 7

Flow of the cephalic vein

Answer 7

• lateral side of the forearm
• communicates with the median cubital vein that goes to the basilic vein
• the cephalic continues up and joins the terminal end of of the axillary vein

Question 8

What is he deltopectoral groove

Answer 8

• formed by the Pectoralis major and deltoid

- where the cephalic vein runs