Chapter 5 Shoulder Scapula

Front 1

what 2 bones does the shoulder girdle consist of

Back 1

clavicle and scapula

Front 2

connects each upper limb to the trunk or axial skeleton

Back 2

clavicle and scapula

Front 3

long bone work double curvature has three main parts two end and a long center portion

Back 3

clavicle

Front 4

articulates with the acromion of the scapula

Back 4

acromial extremity lateral end

Front 5

the joint that connects the acromial extremity and acromion is called

Back 5

acromioclavicular joint

Front 6

articulates with the manubrium which is the upper part of the sternum

Back 6

sternal extremity medial end

Front 7

the joint that connects the sternal extremity and the manubrium is

Back 7

sternoclavicular joint

Front 8

elongated portion between the two ends

Back 8

body

Front 9

forms the posterior part of the shoulder girdle, flat triangular bone with three borders three angles and two surfaces, shoulder blade

Back 9

scapula

Front 10

vertebral border, long edge or border near the vertebrae

Back 10

medical border

Front 11

upper most margin of the scapula

Back 11

superior border

Front 12

axillary border, border nearest the axilla (armpit)

Back 12

lateral border

Front 13

three corners of the triangular scapula are called

Back 13

angles

Front 14

head of scapula, thickest part and ends laterally in a shallow depression called the glenoid cavity

Back 14

lateral angle

Front 15

the humeral head articulates with the gleoid cavity of the scapula to form

Back 15

scapulohumeral joint or glenohumeral joint

Front 16

upper angle of scapula

Back 16

superior angle

Front 17

lower angle of scapula

Back 17

inferior angle

Front 18

arched for greater strength

Back 18

body

Front 19

thin flat lower part of the body also called

Back 19

blade, wing, ala

Front 20

long curved process that extend laterally over the head of the humerus

Back 20

acromion

Front 21

thick beak like process that projects anteriorly beneath the clavicle

Back 21

coracoid process

Front 22

posterior border or ridge of the spine is thickened at the

Back 22

crest of the spine

Front 23

the spine of scapula separates the posterior surface into two fossa

Back 23

the infraspinous and the supraspinous fossa

Front 24

inferosuperior projection (axiolateral)

Back 24

lateral view of head and neck of humerus, demonstrates the relationship of the humerus to the glenoid cavity which makes up the scapulohumeral joint

Hint 24

Front 25

what are the three joints involved in the shoulder girdle

Back 25

sternoclavicular, acromioclavicular, scapulohumeral joint

Front 26

the three shoulder joints are classified as _____ and are characterized by a fibrous capsule that contain synovial fluid

Back 26

synovial joints

Front 27

joint that articulated with head of humerus and glenoid cavity of scapula

Back 27

scapulohumeral joint

Front 28

scapulohumeral movement type

Back 28

spheroidal, ball and socket

Front 29

movements include from joint flection, extension, abduction, adduction, circumduction, and medial and lateral rotation

Back 29

scapulohumeral joint

Front 30

articulates with the manubrium or upper portion of the sternum and the cartilage of the first rib

Back 30

sternoclavicular joint

Front 31

sternoclavicular joint has what type of movement

Back 31

double plane or gliding joint, limited amount of gliding joint in all directions

Front 32

acromial end of the clavicle and the medical aspect of the acromion of the scapula

Back 32

acromioclavicular joint

Front 33

what type of movement does the acromioclavicular joint have

Back 33

plane or gliding movement

Front 34

gliding action between the end of the clavicle and the acromion

Back 34

primary movement

Front 35

gliding action between the end of the clavicle and the acromion

Back 35

primary movement

Front 36

movement also occurs as move forward and backward with the clavicle

Back 36

secondary movement allows the scapula to remain close to posterior chest wall

Front 37

dislocation of the humeral head may result in compression fracture of the articular surface of the humeral head this is called

Back 37

hills-sachs defect, demonstrated by external rotation, thumb pointed downward