Muscles of Pectoral and Upper Back Region, Shoulder Joint, and Upper Arm

Question 1

posterior aspect of the shoulder

Answer 1

scapular region

Question 2

posterior thoracic wall

Answer 2

scapular region

Question 3

intermuscular space below glenohumeral joint

Answer 3

quadrangular space

Question 4

superior border of quadrangular space

Answer 4

subscapularis and teres minor and capsule of shoulder

Question 5

inferior border of quadrangular space

Answer 5

teres major

Question 6

medial border of quadrangular space

Answer 6

long head of triceps

Question 7

lateral border of quadrangular space

Answer 7

surgical neck of humerus

Question 8

contents of quadrangular space

Answer 8

axillary nerve and posterior circumflex humeral vessels

Question 9

small space at the side of the quadrangular space

Answer 9

triangular space

Question 10

superior border of triangular space

Answer 10

lower border of teres minor

Question 11

inferior border of triangular space

Answer 11

teres major

Question 12

lateral border of triangular space

Answer 12

long head of triceps

Question 13

contents of triangular space

Answer 13

scapular circumflex artery

Question 14

nerves of triangular space

Answer 14

none

Question 15

small triangle below the quandrangular space

Answer 15

triangular interval

Question 16

superior border of triangular interval

Answer 16

teres major

Question 17

lateral border of triangular interval

Answer 17

lateral head of the triceps or the humerus

Question 18

medial border of triangular interval

Answer 18

long head of the triceps

Question 19

contents of triangular interval

Answer 19

profunda brachii artery and radial nerve

Question 20

type of joint of the shoulder joint

Answer 20

ball and socket joint

Question 21

main joint of the shoulder

Answer 21

glenohumeral joint

Question 22

true joints of the shoulder joint

Answer 22

sternoclavicular, acromioclavicular, glenohumeral, costaclavicular

Question 23

false joints of the shoulder joint

Answer 23

suprahumeral and scapulothoracic

Question 24

joint formed by manubrium and sternal end of clavicle

Answer 24

sternoclavicular

Question 25

sternoclavicular type of joint

Answer 25

double plane/plane

Question 26

sternoclavicular innervation

Answer 26

subclavicular n. & n. to subclavius

Question 27

ligaments of sternoclavicular

Answer 27

sternoclavicular ligament and costaclavicular ligament

Question 28

reinforces sternoclavicular capsule from front and behind

Answer 28

sternoclavicular ligament

Question 29

from first rib to first costal cartilage to inferior of sternal end of clavicle; costaclavicular clavicle

Answer 29

costaclavicular ligament

Question 30

between acromion and lateral end of clavicle

Answer 30

acromioclaviular joint

Question 31

acromioclaviular joint type

Answer 31

synovial plane joint

Question 32

acromioclaviular joint innervation

Answer 32

suprascapular nerve

Question 33

acromioclaviular joint ligaments

Answer 33

superior & inferior acromioclaviular ligament and coracoclavicular ligament

Question 34

movement of acromioclaviular joint

Answer 34

gliding when scapula rotates or clavicle is elevated or depressed

Question 35

acromioclaviular joint ligament that reinforces capsule

Answer 35

superior and inferior acromioclaviular ligament

Question 36

acromioclaviular joint ligament which is accessory and responsible for suspending weight of scapula and upper limb from clavicle

Answer 36

coracoclavicular ligament

Question 37

main shoulder joint

Answer 37

glenohumeral joint