Joints of the Pectoral Girdle / Upper Limb

Question 1

acromioclavicular joint

Answer 1

acromion and clavicle

Question 2

articulating structures of the acromioclavicular joint

Answer 2

acromial end of clavicle and acromion of scapula

Question 3

supporting ligaments of the acromioclavicular joint

Answer 3

acromioclavicular ligament and coracoclavicular ligament

Question 4

glenohumeral joint

Answer 4

diarthrotic ball-and-socket joint between the head of humerus and the gleoid cavity of the scapula

Question 5

important features

Answer 5

fibrocartilaginous glenoid labrum
coracoacromial ligament
coracohumeral ligament
glenohumeral ligaments

Question 6

shoulder separation

Answer 6

acromioclavicular joint separates

Question 7

shoulder dislocation

Answer 7

glenohumoid joint disaligns

Question 8

elbow joint

Answer 8

diarthrotic hinge joint composed of humeroulnar and. humeroradial joints

Question 9

radial collateral ligament

Answer 9

outer side of the joint (thumb)

Question 10

ulnar collateral ligament

Answer 10

pinky side, outer side of the joint

Question 11

annular ligament

Answer 11

ring ligament around the head of radius