Chapter 5

Question 1

What is the largest and longest bone of the upper body?

Answer 1

Humerus

Question 2

What does the humerus articulate with?

Answer 2

Scapula

Question 3

What makes up the shoulder joint?

Answer 3

Scapula and humerus

Question 4

What is the most proximal part of the humerus?

Answer 4

Head

Question 5

What is directly below and lateral to the head of the humerus?

Answer 5

Anatomic neck

Question 6

What is the Anatomic Neck?

Answer 6

Looks like a line between the head and adjoining greater and lesser tubercles

Question 7

Where is the lesser tubercle located?

Answer 7

Anterior surface directly below the neck

Question 8

Where is the greater tubercle located?

Answer 8

Lateral side of the humerus

Question 9

What is the groove located in between the two tubercles?

Answer 9

Intertuberacle groove

Question 10

What is the surgical neck?

Answer 10

Where the humerus starts to taper down

Question 11

Do more fractures happen at the surgical neck or anatomical neck?

Answer 11

Surgical

Question 12

What 2 bones create the shoulder girdle?

Answer 12

Clavicle
Scapula

Question 13

What is the function of the clavicle and scapula?

Answer 13

Connect the upper limb to the trunk or axial skeleton

Question 14

How does the shoulder girdle attach to the trunk anteriorly?

Answer 14

Joins the clavicle which in turn is anteriorly joined to the upper portion of the sternum

Question 15

How does the shoulder girdle attach to the trunk posteriorly?

Answer 15

Joins the scapula which is attached to the axial skeleton by muscles

Question 16

What is the Acromial Extremity?

Answer 16

Lateral end of the clavicle

Question 17

What does the Acromial Extremity articulate with?

Answer 17

Acromion of the scapula

Question 18

What is the Acromioclavicular joint?

Answer 18

Space between lateral end of the clavicle and acromion of the scapula

Question 19

What is the Sternal Extremity?

Answer 19

Medial portion of the clavicle

Question 20

What does the Sternal Extremity articulate with?

Answer 20

Manubrium

Question 21

What is the sternoclavicular joint?

Answer 21

Space between medial portion of clavicle and manubrium

Question 22

How are female/male clavicles different?

Answer 22

Females are shorter and straigher

Question 23

What are the 3 borders of the Scapula?

Answer 23

Medial
Superior
Lateral

Question 24

What are the 3 angles of the Scapula?

Answer 24

Lateral
Superior
Inferior

Question 25

What is the lateral angle?

Answer 25

Head of the scapula - the thickest part and ends with the Glenoid cavity

Question 26

What is the Scapulohumerual joint?

Answer 26

Space between head of the humerus and lateral angle of the scapula

Question 27

Why is the body of the scapula arched?

Answer 27

For strength

Question 28

What is the anterior surface of the scapula?

Answer 28

Coastal surface - closest to the ribs

Question 29

What is the Acromion?

Answer 29

Long curved process that extends laterally over the head of the humerus

Question 30

What is the Coracoid Process?

Answer 30

Thick beak like process the projects anteriorly beneath the clavicle

Question 31

What is the Scapular notch?

Answer 31

Notch on the superior border and partially made up by the base of corocoid process

Question 32

What is the prominent structure on the posterior side of the scapula?

Answer 32

Spine

Question 33

Where does the Crest start and end?

Answer 33

Medial border to Acromion

Question 34

What are the 2 fossa's created by the Crest?

Answer 34

Infraspinous Superspinous

Question 35

Where do the shoulder muscles attach?

Answer 35

Infra and supraspinous fossas

Question 36

What is the easiest bone in the body to break?

Answer 36

Clavicle

Question 37

kVp for Humerus/shoulder girdle?

Answer 37

70-80 w/grid

Question 38

SID for Humerus/Shoulder girdle?

Answer 38

40"

Question 39

SID for AC joints?

Answer 39

72" - less beam divergence

Question 40

Film size for humerus/shoulder girlde?

Answer 40

10x12 or 8x10

Question 41

What type of joint is the scapulohumeral?

Answer 41

Ball and socket

Question 42

What type of joint is the sternoclavicular?

Answer 42

Plane/gliding

Question 43

What type of joint is the acromioclavicular?

Answer 43

Plane/gliding

Question 44

What is the thickened ridge of the spine?

Answer 44

Crest

Question 45

Inferior angle of scapula lines up with what vertebra?

Answer 45

T7

Question 46

What is the Posterior surface of the scapula called?

Answer 46

Dorsal Surface

Question 47

What filter should be used in Y view?

Answer 47

Boomerang

Question 48

What projection is used for Hill-Sachs defect?

Answer 48

Lawrence method, w/exaggerated external rotation

Question 49

What is the CR angle for the Lawrence method?

Answer 49

25-30 degrees medially

Question 50

Where is the CR for Grashey method?

Answer 50

Scaphulohumeral joint

Question 51

What shoulder landmarks should be used for bariatric patients?

Answer 51

Jugular notch and AC joints

Question 52

What exam is best used for soft tissue pathologies, such as rotator cuff tear?

Answer 52

Arthrography

Question 53

How is NM different than Xray for shoulder exams?

Answer 53

Assesses the physiologic aspect instead of anatomic

Question 54

What is Sonography useful for in shoulder exams?

Answer 54

Muscuoskeletal imaging of joints - allows for dynamic evaluation

Question 55

How many AC joint seperation classifications are there?

Answer 55

6

Question 56

What tendon is the most common in a rotator cuff tear?

Answer 56

Supraspinatus

Question 57

How is the humeral head projected in most shoulder dislocations?

Answer 57

Anteriorly - 95% of shoulder dislocations