MSK

Question 1

anterior wall of the axilla is formed by the

Answer 1

pectoralis major and the pectoralis minor muscle

Question 2

posterior wall of the axilla is formed by the

Answer 2

latissimus dorsi muscle

Question 3

medial wall of the axilla is formed by the

Answer 3

thoracic wall, and serratus anterior muscle

Question 4

lateral wall of the axilla is formed by the

Answer 4

intertubercular sulcus of the humerus

Question 5

the axillary artery is a continuation of which artery

Answer 5

subclavian

Question 6

at what anatomical point does the axillary artery start

Answer 6

lateral border of the 1st rib

Question 7

at what anatomical point does the axillary artery become the brachial

Answer 7

inferior border of the teres major

Question 8

what nerve roots form the upper trunk

Answer 8

C5-T1

Question 9

Erb’s point is

Answer 9

C5, C6

Question 10

the lower trunk of the brachial plexus consists of

Answer 10

C8-T1

Question 11

injury to the lower trunk of the brachial plexus is called

Answer 11

Klumpke’s palsy

Question 12

muscles affected by Klumpke’s palsy are

Answer 12

intrinsic muscles of the hand and ulnar, flexors of the wrist and fingers

Question 13

branches of the lateral cord of the brachial plexus

Answer 13

lateral pectoral, lateral root of median nerve, musculocutaneous

Question 14

branches of medial cord of brachial plexus

Answer 14

medial pectoral, ulnar, medial cutaneous of arm, medial cutaneous of forearm, medial root of median nerve

Question 15

branches of the posterior cord of the brachial plexus are

Answer 15

thoracodorsal nerve, axillary nerve radial nerve, subscapular nerve

Question 16

which vein in the dorsal venous arch is more lateral

Answer 16

cephalic

Question 17

which vein in the dorsal venous arch is more medial

Answer 17

basilic

Question 18

median cubital vein does what

Answer 18

shunts blood form the cephalic vein to the basilic

Question 19

axillary lymph node groups are

Answer 19

anterior pectoral
posterior subscapular
apical
central
lateral

Question 20

which part of the clavicle is the weakest?

Answer 20

middle third

Question 21

the acromioclavicular joint is what sort of joint?

Answer 21

gliding/plane

Question 22

the sternoclavicular joint is what sort of joint?

Answer 22

saddle

Question 23

which joint links the proximal upper limb to the vertical body

Answer 23

sternoclavicular

Question 24

describe the scapula-humeral rhythm

Answer 24

beyond the first 30 degrees for every 3 degrees of abduction there are 2 degrees at the shoulder joint and 1 degree at the scapula thoracic joint

Question 25

elevation of the scapula is stimulated by

Answer 25

levator scapulae | trapezius descending fibres

Question 26

depression of the scapula is stimulated by the

Answer 26

inferior trapezius

Question 27

protraction of the scapula is stimulate by the

Answer 27

serratus anterior

Question 28

retraction of the scapula is stimulated by the

Answer 28

trapezius middle fibres and rhomboids

Question 29

lateral upwards rotation and elevation of the glenoid cavity is by the

Answer 29

trapezius ascending and descending

Question 30

medial downward rotation depressing the glenoid cavity is by the

Answer 30

gravity, levator scapulae, the rhomboids, and pectoralis minor

Question 31

the rim of the glenohumeral joint contains a cartilage called

Answer 31

fibrocartilaginous glenoid labrum

Question 32

function of the glenoid labrum

Answer 32

to increase the depth for the humeral head attachment

Question 33

glenohumeral ligament strengthens which aspect of the glenohumeral joint

Answer 33

anterior

Question 34

the coraco-acromial arch consists of the

Answer 34

acromion and the coracoid process of the scapula and the acromial arch ligament

Question 35

which part of the glenohumeral joint is the weakest

Answer 35

inferiorly

Question 36

which bursae communicates with the bursae

Answer 36

subscapular

Question 37

subacromial bursae function is

Answer 37

facilitates movement of the supraspinatous tendon

Question 38

anterior fibres of the deltoid are to what on the shoulder

Answer 38

part flexion and medially rotate the shoulder joint

Question 39

middle fibres of the deltoid do what to the shoulder

Answer 39

abduct

Question 40

the posterior fibres of the deltoid do what to the shoulder

Answer 40

extend and laterally rotate the shoulder

Question 41

deltoid nerve supply is the

Answer 41

axillary

Question 42

sensation of the axillar nerve may be tested where?

Answer 42

badge area

Question 43

the pectoralis major muscle does what to the shoulder

Answer 43

adducts and medially rotates the humerus at the glenohumeral joint

Question 44

the triangular space below the clavicle between the deltoid and pectoralis major muscle is the deltopectoral triangle, what vein is found here?

Answer 44

cephalic vein

Question 45

serratus anterior nerve supply is the

Answer 45

long thoracic nerve

Question 46

damage to the long thoracic nerve yields

Answer 46

a winged scapula

Question 47

superior fibres of the trapezius do what to

Answer 47

elevate the scapula

Question 48

middle fibres of the trapezius do what

Answer 48

retract the scapula

Question 49

inferior fibres of the trapezius do what

Answer 49

depress the scapula

Question 50

trapezius innervation is the

Answer 50

spinal accessory nerve

Question 51

what does the teres major do to the shoulder

Answer 51

adducts and medially rotates

Question 52

the latissimus dorsi do to the shoulder

Answer 52

medially rotates the shoulder joint

Question 53

shoulder joint flexion is by the

Answer 53

anterior deltoid

Question 54

shoulder joint extension is by the

Answer 54

posterior deltoid

Question 55

shoulder joint adduction is by the

Answer 55

teres major and subscapularis

Question 56

shoulder joint abduction is by the

Answer 56

middle part of the deltoid and supra spinatous

Question 57

shoulder medial or internal rotation is by the

Answer 57

subscapularis latissimus dorsi pectorals major teres major

Question 58

shoulder lateral or external rotation is by the

Answer 58

teres minor and infraspinatus | deltoid posterior