Shoulder

Question 1

What does the shoulder girdle consist of?

Answer 1

clavicle & scapula

Question 2

The shoulder joint is _______ (classified by function) & _______ (classified by anatomy or structure)

Answer 2

diathrodal & synovial

Question 3

What type of joint is the shoulder?

Answer 3

ball and socket

Question 4

The clavicle is classified as what type of bone?

Answer 4

long bone

Question 5

The scapula is classified as what type of bone?

Answer 5

flat bone

Question 6

The scapula forms what portion of the shoulder girdle?

Answer 6

posterior

Question 7

What part of the scapula touches the ribs?

Answer 7

the costal (anterior) surface

Question 8

For the internal and external positions, how do you place the patient?

Answer 8

rotate patient slightly toward the affected shoulder & place body of the scapula parallel with the IR

Question 9

For the internal AP projection, how do you place the hand/arm of the patient?

Answer 9

rotate arm internally and rest back of hand on the hip

Question 10

For the external AP projection, how do you place the hand/arm of the patient?

Answer 10

rotate arm externally & supinate the hand

Question 11

Where does the CR enter the patient for the AP projections?

Answer 11

1 in. inferior to the coracoid process

Question 12

What anatomy are you trying to see with the external AP projection?

Answer 12

greater tubercle

Question 13

What anatomy are you trying to see with the internal AP projection?

Answer 13

lesser tubercle

Question 14

The PA oblique projection is also know as…

Answer 14

the scapular Y

Question 15

What anatomy forms the “Y” shape in the PA oblique projection?

Answer 15

the acromion and the coracoid process

Question 16

How should the patient be positioned for a scapular Y?

Answer 16

upright, turned 45-60 degrees with the affected shoulder closer to the IR

Question 17

Where is the CR for a PA oblique?

Answer 17

perpendicular to scapulohumeral joint

Question 18

What are the essential projections for a clavicle?

Answer 18

AP
PA
AP axial
PA axial

Question 19

Where is the CR for an AP and PA clavicle projection?

Answer 19

perpendicular to the midshaft of the clavicle

Question 20

How will you angle the tube for a AP axial projection?

Answer 20

15-30 degrees cephalic (towards the head)

Question 21

How will you angle the tube for a PA axial projection?

Answer 21

15-30 degrees caudal (angled down)

Question 22

What are the essential projections of the scapula?

Answer 22

AP & lateral

Question 23

How do you position the patient for an AP scapula projection?

Answer 23

center affected scapula to grid, raise the arm to make a 90 degree angle & flex the elbow

Question 24

Where is the CR for an AP scapula projection?

Answer 24

perpendicular to a point 2 in. inferior to the coracoid process

Question 25

Where is the CR for a lateral scapula?

Answer 25

perpendicular to mid medial border of scapula

Question 26

In a lateral scapula, if you wanted to demonstrate the body of the scapula how would you position the patients arm?

Answer 26

bring arm across chest and grasp opposite shoulder

Question 27

In a lateral scapula, if you wanted to demonstrate the acromion and the coracoid how would you position the patients arm?

Answer 27

flex elbow and place back of hand on posterior thorax

Question 28

How does the patient need to stand for a lateral scapula projection?

Answer 28

45-60 degrees anterior oblique positon with the affected scapula in contact with grid