Quiz 6 - Upper Body Musculature

Question 1

pectoralis minor

Answer 1

depresses and protracts scapula
O: ribs 3-5
I: coracoid process of scapula

Question 2

serratus anterior

Answer 2

protract scapula
O: ribs 1-8
I: medial border of scapula

Question 3

trapezius

Answer 3

elevate, retract, depress and upward rotate scapula and clavicle
O: occipital bone, thoracic vertebrae
I: acromion and spine of scapula, clavicle

Question 4

levator scapula

Answer 4

adducts scapula
O: cervical vertebrae
I: medial/superior border of superior

Question 5

rhomboid minor & major

Answer 5

adducts scapula
O: cervical and thoracic vertebrae
I: scapula

Question 6

pectoralis major

Answer 6

flex, adduct and medially rotates shoulder
O: clavicle, sternum, cartilages of ribs
I: humerus

Question 7

coracobrachialis

Answer 7

flex and adduct shoulder
O: coracoid process and scapula
I: humerus

Question 8

deltoid

Answer 8

abduct shoulder
O: clavicle and scapula
I: humerus

Question 9

lattissiumus dorsi

Answer 9

extend, adduct and medially rates shoulder
O: thoracic, lumbar and sacral vertebrae, ribs 8-12
I: humerus

Question 10

teres major

Answer 10

medially rotates and extends shoulder
O: scapula
I: humerus

Question 11

supraspinatus

Answer 11

abduct shoulder
O: scapula
I: humerus

Question 12

infraspinatus

Answer 12

laterally rotate shoulder
O: scapula
I: humerus

Question 13

teres minor

Answer 13

adduct and laterally rotates shoulder
O: scapula
I: humerus

Question 14

subscapularis

Answer 14

medially rotates shoulder
O: scapula
I: humerus

Question 15

biceps brachii

Answer 15

flex elbow AND shoulder
O: coracoid process and gleaned fossa of scapula
I: radius

Question 16

brachialis

Answer 16

flex elbow
O: humerus (distal)
I: ulna

Question 17

brachioradialis

Answer 17

flex elbow
O: humerus (lateral epicondyle)
I: radius (styloid process)

Question 18

ticeps bracii

Answer 18

extend elbow and adduct shoulder
O: humerus and scapula
I: ulna (olecranon)

Question 19

anconeus

Answer 19

extend elbow
O: humerus (lateral epicondyle)
I: ulna (olecranon)

Question 20

pronator teres

Answer 20

pronates forearm
O: humerus (medial epicondyle), ulna
I: radius

Question 21

pronator quadrates

Answer 21

pronates forearm
O: ulna (distal)
I: radius (distal)

Question 22

flexor carpi radialis

Answer 22

flex and ABDUCT wrist
O: humerus (medial epicondyle), ulna
I: metacarpals

Question 23

flexor carpi ulnaris

Answer 23

flex and ADDUCT the wrist

Question 24

palmaris longus

Answer 24

flex wrist
O: humerus (medial epicondyle)
I: flexor retinaculum and palmar carpal ligament

Question 25

flexor digitorum superficialis

Answer 25

flex wrist, knuckles and digits
O: humerus (medial epicondyle), ulna, radius
I: middle phalanges 2-5

Question 26

flexor digitorum profundus

Answer 26

flex wrist and digits
O: ulna
I: distal phalanges 2-5

Question 27

flexor pollicis longus

Answer 27

flex thumb
O: radius
I: distal phalanx of thumb

Question 28

supinator

Answer 28

supinates forearm
O: humerus (lateral epicondyle), ulna
I: radius