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RAD 1125 ANATOMY > SHOULDER GIRDLE-CLAVICLE- SCAPULA > Flashcards

SHOULDER GIRDLE-CLAVICLE- SCAPULA Flashcards

1
Q

What bones forms the Shoulder girdle?

A

Clavicle and Scapula

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2
Q

What are the functions of the clavicle and scapula?

A

To connect the Upper limb to the trunk

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3
Q

The girdle is completed infront by the?

A

Sternum

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4
Q

What articulates with the medial end of the clavicle?

A

Sternum

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5
Q

Which classification of bone is the clavicle?

A

Long bone,
- has a body and two articular extremities

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6
Q

Which two structures articulate to form the sternoclavicular joint?

A

manubrium of the sternum and the medial end of the clavicle

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7
Q

The Clavicle lies in a _____plane just above the first rib and forms the anterior part of the______?

A

Horizontal Oblique plane
-Shoulder girdle

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8
Q

The lateral aspect of the clavicle is?

A

Acromion Extremity

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9
Q

What does the Acromion Extremity articulates with?

A

Acromion of the scapula

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10
Q

What is the medial aspect of the clavicle?

A

The Sternal Extremity

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11
Q

The Sternal Cavity articulates with the?

A

Manubrium of the sternum and the first coastal cartilage

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12
Q

Which classification of bone is the scapula?

A

FLAT BONE

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13
Q

What does the scapula form?

A

The posterior part of the shoulder girdle

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14
Q

The clavicle, which serves as a _______ for the movements of the arm, is doubly curved for strength. The curvature is more _____ in males than in females.

A

fulcrum, acute
males typically have straighter, thicker clavicles than females (who may have a more V-shaped collar bone)

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15
Q

What shape is the scapula?

A

Triangular shape

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16
Q

How many surfaces, borders and angles does the scapula have

A

two surfaces, three borders, and three angles.

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17
Q

What are they?

A

Borders- Superior, medial, Lateral Border
Angle- Superior, inferior, Lateral angle

2 surface:
Anterior/ Costal aspect
Posterior/dorsal aspecr

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18
Q

Lying on the superoposterior thorax between the second and seventh ribs, the _______ border of the scapula runs parallel with the vertebral column.

A

medial

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19
Q

The flat aspect of the bone lies how many angle in the anatomicposition?

A

45-60 degree angle

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20
Q

What is the name of the fossa on the anterior surface of the scapula?

A

Subscapular

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21
Q

It is filled almost entirely by the atatchment of which muscle?

A

The subscapularis muscle

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22
Q

The Dorsal (posterior) surface of the scapula is divided into 2 portions by a?

A

Prominent (Spinous process) (Crest of spine)

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23
Q

Of which part of the scapula is the acromion an extension?

A

Spine

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24
Q

The crest of spine arises at the
superior third of the medial border from a smooth, triangular area and runs obliquely superior to end in a flattened, ovoid projection called?

A

Acromion.

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25
Q

Which border of the scapula extends from the glenoid cavity to the inferior angle?PP

A

Lateral

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26
Q

Which border of the scapula extends from the superior angle to the inferior angle?

27
Q

The area above the spine is called the __________ and gives origin to the __________ muscle.

A

supraspinous fossa, supraspinatus

28
Q

The __________ muscle arises from the portion below the spine, which is called the ___________ _______

A

infraspinatus, infraspinous fossa

29
Q

The ______ border extends from the superior to the inferior angles

30
Q

The infraspinatus muscle arises from the portion below the spine, which is called?

A

infraspinous fossa.

31
Q

The teres minor muscle arises from the

A

superior two thirds of the lateral border of the dorsal surface

32
Q

teres major arises from?

A

the distal third and inferior angle

33
Q

The superior border of the scapula extends from the superior angle to the coracoid process, and its lateral end has a deep depression called the?

A

Scapular notch.

34
Q

Which border extends from the glenoid cavity to the inferior angle?

35
Q

Which angle is formed by the junction of the Superior border and the medial border?

A

Superior angle

36
Q

The inferior angle of the scapula is formed by?

A

Junction of the medial(vertebral) and lateral borders and lies over the 7th rib

37
Q

What is the thickest part of the scapula?

A

The lateral angle

38
Q

Where does the thickest part lateral angle end?

A

a shallow oval depression called the glenoid cavity

39
Q

The constricted region around the glenoid cavity is called the?

A

NECK -of the scapula

40
Q

The corocoid process first projects itself in the scapula ?

A

anteriorly, medially, and then curves on itself to project laterally(notch to superior neck)

41
Q

What are the common positioning landmarks for the shoulder?

A

Acromion, Corocoid process, Inferior angle and superior angle

42
Q

The constriction of the body just below the tubercles is called the ________ _____, which is the site of many fractures.

A

surgical neck

43
Q

What is the name of the fossa on the anterior surface of the scapula?
a. Subscapular
b. Infraspinous
c. Supraspinous
d. Scapular notch

A

Subscapular

44
Q

Which border of the scapula extends from the glenoid cavity to the inferior angle?
a. Medial
b. Lateral
c. Superior
d. Vertebral

A

b. Lateral

45
Q

Which border of the scapula extends from the superior angle to the inferior angle?
a. Lateral
b. Medial
c. Costal
d. Superior

46
Q

Of which part of the scapula is the acromion an extension?
a. Body
b. Spine
c. Glenoid cavity
d. Coracoid process

47
Q

Where is the coracoid process located in reference to the body of the scapula?
a. Medial and superior
b. Medial and inferior
c. Lateral and superior
d. Lateral and inferior

A

. Lateral and superior

48
Q

Which borders of the scapula unite to form the superior angle?
1. Medial
2. Lateral
3. Superior
a. 1 and 2 only
b. 1 and 3 only
c. 2 and 3 only
d. 1, 2, and 3

A

b. 1 and 3 only

49
Q

Which borders of the scapula unite to form the inferior angle?
1. Medial
2. Lateral
3. Superior
a. 1 and 2 only
b. 1 and 3 only
c. 2 and 3 only
d. 1, 2, and 3

A

. 1 and 2 only

50
Q

Where is the scapular notch located?
a. Lateral border
b. Superior border
c. Medial border
d. Dorsal surface

A

b. Superior border

51
Q

Which portion of the scapula articulates with the humeral head?
a. Acromion
b. Coracoid process
c. Coronoid process
d. Glenoid fossa

A

d. Glenoid fossa

52
Q

Which portion of the scapula articulates with the clavicle?
a. Acromion
b. Coracoid process
c. Coronoid process
d. Glenoid fossa

A

a. Acromion

53
Q

Which two structures articulate to form the sternoclavicular joint?
a. sternal body and the medial end of the clavicle
b. sternal body and the lateral end of the clavicle
c. manubrium of the sternum and the medial end of the clavicle
d. manubrium of the sternum and the lateral end of the clavicle

A

c. manubrium of the sternum and the medial end of the clavicle

54
Q

______ are small, synovial fluid-filled sacs that relieve pressure and reduce friction in tissue.

55
Q

One of the largest bursae of the shoulder is the _____?

A

subacromial bursa

56
Q

Bursae become important radiographically when injury or age causes the deposition of _________.

57
Q

the three joints of the shoulder girdle are?

A

Scapulohumeral, acromioclavicular, sternoclavicular

58
Q

Scapulohumeral joint
provide: tissue, type, and movement

A

Tissue: Synovial
Type: Ball and socket
Movement: Freely moveable

59
Q

he scapulohumeral articulation between the _______ ______ and the head of the humerus forms a synovial ball-and-socket joint, allowing movement in all directions. This joint is often referred to as the _________ joint

A

glenoid cavity, glenohumeral

60
Q

Acromioclavicular joint
provide: tissue, type, and movement

A

Tissue: Synovial
Type: Gliding
Movement: Freely moveable

61
Q

Sternoclavicular joint
provide: tissue, type, and movement

A

Tissue: Synovial
Type: Double gliding
Movement: Freely moveable

62
Q

The AC articulation between the ________ of the scapula and the acromial extremity of the ________ forms a synovial _______ joint

A

acromion, clavicle, gliding

63
Q

The sternoclavicular (SC) articulation is formed by the _______ extremity of the clavicle with two bones: the _________ and the first rib ________.

A

sternal, manubrium, cartilage

64
Q

SC joint is what kind of joint?

A

synovial double-gliding joint

RAD 1125 ANATOMY (8 decks)

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