Pectoral And Scapula

Question 1

What pectoral muscle moves clavicle?

Answer 1

Subclavius

Question 2

What pectoral muscle moves humerus?

Answer 2

Pectoral is major

Question 3

What pectoral muscles move scapula?

Answer 3

Pectoral is minor

Serratus anterior

Question 4

What nerve supplies subclavius?

Answer 4

Nerve to subclavius

Question 5

What nerve supplies pectoral is major?

Answer 5

Medial and lateral pectoral nerves

Question 6

What nerve supplies pectoral is minor?

Answer 6

Medial pectoral nerve

Question 7

What nerve supplies serratus anterior?

Answer 7

Long thoracic nerve

Question 8

Movements of posterior major:

Answer 8

Adducts

Medially rotates

Question 9

Movements of pectoral is minor:

Answer 9

Stabilises scapula

Question 10

Movements of subclavius?

Answer 10

Stabilises clavicle

Question 11

Movements of serratus anterior?

Answer 11

Protracts

Scapular rotation - holds scapula against body wall

Question 12

What back muscle moves humerus?

Answer 12

Latissimus dorsi

Question 13

WHat back muscles move scapula?

Answer 13

Trapezius

Rhomboid (major and minor)

Lavator scapula

Question 14

WHat nerve supples latissimus dorsi?

Answer 14

Thoracodorsal nerve

Question 15

What nerve supplies trapezius?

Answer 15

Spinal accessory - not branch of brachial plexus

C3,4

Question 16

What nerve supplies Rhomboids?

Answer 16

Dorsal scapular nerve

Question 17

What nerves supply lavatory scapula?

Answer 17

Cervical nerves

Dorsal scapular

Question 18

At which joint does latissimus dorsi act?

Answer 18

Glenohumeral joint

Question 19

Movements of latissimus dorsi:

Answer 19

Extends

Adducts

Medially rotates

Question 20

Movements of scapula:

Answer 20

Elevation/depression

Protraction/retraction

Upward rotation/downward rotation

Question 21

Prime mover for elevation of scapula:

Answer 21

Upper trapezius

Question 22

Prime mover for depression of scapula:

Answer 22

Gravity

Question 23

Prime mover for protraction of scapula:

Answer 23

Serratus anterior

Question 24

Prime mover for retraction of scapula:

Answer 24

Middle trapezius

Question 25

Prime mover for upward rotation of scapula:

Answer 25

Upper trapezius and serratus anterior

Question 26

Prime mover for downwards rotation of scapula:

Answer 26

Latissimus dorsi

Question 27

What shoulder muscles move glenohumeral joint?

Answer 27

Latissimus dorsi and pectoral is major

Question 28

WHat are the intrinsic shoulder muscles?

Answer 28

Deltoid there’s major Rotator cuff - SITS

Question 29

What nerve supplies deltoid?

Answer 29

Axillary nerve

Question 30

What nerve supplies there’s major?

Answer 30

Lower subscapular nerve

Question 31

3 functional parts of deltoid:

Answer 31

Anterior clavicle part Middle acromial part Posterior spinal part

Question 32

Movement of anterior clavicle part of deltoid:

Answer 32

Flexion Medial rotation

Question 33

Movements of middle acromial part of deltoid?

Answer 33

Abduction

Question 34

Movements of posterior spinal part of deltoid?

Answer 34

Extension Lateral rotation

Question 35

Movements of teres major:

Answer 35

Adduction Medial rotation

Question 36

Muscles in rotator cuff:

Answer 36

Supraspinatus Infraspinatus Teres minor Subscapularis

Question 37

What nerve supplies supraspinatus?

Answer 37

Suprascapular nerve

Question 38

What nerve supplies infraspinatus?

Answer 38

Suprascapular nerve

Question 39

What nerve supplies teres minor?

Answer 39

Axillary nerve

Question 40

What nerve supplies subscapularis?

Answer 40

Upper and lower subscapular nerves

Question 41

Spaces in scapular region:

Answer 41

Quadrangular Triangular space (upper) Triangular interval (lower)

Question 42

Shape of axilla:

Answer 42

Pyramidal

Question 43

Contents of axilla:

Answer 43

Axillary vessels Brachial Plexus - cords and branches Axillary sheath

Question 44

5 groups of lymphatics in axilla:

Answer 44

Anterior - Pectoral Lateral - Humeral Posterior - subscapular Central Apical

Question 45

Where do the 5 groups of lymph nodes in axilla go to?

Answer 45

Subclavian node

Question 46

What does quadrangular space in axilla contain?

Answer 46

Posterior circumflex humeral artery Axillary nerve

Question 47

What does triangular space (upper) in axilla contain?

Answer 47

Circumflex scapular artery

Question 48

What does triangular interval (lower) in axilla contain?

Answer 48

Radial nerves Profound a Brachii artery