human body muscles study guide anatomy

Question 1

buccinator

Answer 1

retracts angle of mouth, flattens cheek(whistle blowing)

Question 2

zygomaticus

Answer 2

elevates and abducts upper corners of mouth(smiling)

Question 3

masseter

Answer 3

elevates and protects mandible involved in chewing

Question 4

extrinsic tongue

Answer 4

moves tongue

Question 5

sternocleidomastoid

Answer 5

individually rotates head: together flexes kneck

Question 6

scalenes

Answer 6

elevates rib

Question 7

lavator scapulae

Answer 7

elevates, reatracts and rotates scapula
laterally flexes kneck

Question 8

deltoid

Answer 8

flexes and extends shoulders
abducts and medially and latterally rotates arm

Question 9

latissimus dorsi

Answer 9

extends shoulder adducts and medially rotates arm

Question 10

biceps branchii

Answer 10

flexes elbow supinates forearm and flexes shoulder

Question 11

triceps branchii

Answer 11

extends elbows and shoulder
adducts arm

Question 12

supinator

Answer 12

supinates forearm and hand

Question 13

flexi carpi radialis

Answer 13

flexes and abducts wrist

Question 14

extensor Carpi radialis

Answer 14

extends and abducts wrist

Question 15

rectus abdominus

Answer 15

flexes vertebral column, compresses abdomin

Question 16

vastus lateralis

Answer 16

extends knee

Question 17

biceps femoris

Answer 17

flexes knee latterally
rotates leg and extends hip

Question 18

extensor digitorum Longus

Answer 18

extends four lateral toes dorsiflexes and everts foot

Question 19

flexor digitorum longus

Answer 19

extends four lateral toes
plantar flexes and inverts foot

Question 20

gastrocnemius

Answer 20

plantar flexes foot and leg

Question 21

what muscles are in the arm

Answer 21

1.biceps branchii (top)
2.triceps branchii(bottom)

Question 22

what muscles are in the front rib cage area

Answer 22

seratus anterior

Question 23

what muscles are in the thigh region from top to botttom

Answer 23

rectus femoris
sartorius
vastus medials

Question 24

what muscles are in the lower leg region

Answer 24

gastronemius
soleus

Question 25

what muscle is in the kneck

Answer 25

sternocleidomastoid

Question 26

what muscle is in the upper back region

Answer 26

trapezius

Question 27

what muscle is in the shoulder

Answer 27

deltoid

Question 28

what muscle is after teres minor

Answer 28

teres major

Question 29

what is under the teres major

Answer 29

latissimus dorsi

Question 30

what muscle in the back stomach area

Answer 30

external oblique

Question 31

what muscle is in the upper butt region

Answer 31

gluteus medius

Question 32

what is under the gluteus medius

Answer 32

gluteus maximus

Question 33

what muscle is in back of the thigh

Answer 33

biceps femoris

Question 34

what muscle is in front of the tibia

Answer 34

tibialis anterior