Muscles of the Body

Question 1

Muscles are named according to several factors including….

Answer 1

direction of fibers, size of muscle, location of muscle, number of origins, location of origin and insertion, shape of muscle, action

Question 2

Rectus refers to

Answer 2

muscle fibers parallel to the midline

Question 3

Transversus refers to

Answer 3

muscles perpendicular to the midline

Question 4

Oblique refers to

Answer 4

muscles fibers that are diagonal

Question 5

The terms (4) referring to the largest muscle of the group is

Answer 5

maximus, magnus, major, vastus

Question 6

The terms (2) referring to the smallest muscle in the group

Answer 6

minimus or minor

Question 7

The term referring to the longest muscle in the group

Answer 7

longus

Question 8

Brevis refers to

Answer 8

the shortest muscle in the group

Question 9

Latissimus refers to

Answer 9

the widest muscle in the group

Question 10

Frontalis muscle is located

Answer 10

above your frontal bone (forehead)

Question 11

Temporalis muscle is located

Answer 11

above your temporal bone

Question 12

Lateralis refers to a muscle located

Answer 12

laterally (away from the midline)

Question 13

Medialis refers to a nemuscle located

Answer 13

towards the midline of the body

Question 14

Intermedius refers to a muscle located

Answer 14

in between or in the middle

Question 15

Tibialis refers to a muscle located

Answer 15

above your tibia bone

Question 16

Fibularis refers to a muscle located

Answer 16

above your fibula bone

Question 17

Supra means

Answer 17

above

Question 18

infra or sub means

Answer 18

below

Question 19

A muscle origin refers to

Answer 19

the point of attachment to the more stationary bone

Question 20

A muscle insertion refers to

Answer 20

the point of attachment to the moving bone

Question 21

Which muscle has an origin with the sternum and clavicle and an insertion with the mastoid

Answer 21

sternocleidomastoid

Question 22

What shape is the deltoid muscle?

Answer 22

triangle

Question 23

What shape is the trapezius muscle?

Answer 23

trapezoid

Question 24

What shape is the serratus muscle?

Answer 24

saw-toothed

Question 25

What shape is an orbicularis muscle?

Answer 25

circular

Question 26

What shape is a platys muscle?

Answer 26

flat

Question 27

What shape is a quadratus muscle?

Answer 27

square

Question 28

Gracilis means

Answer 28

a slender muscle

Question 29

What action does a flexor muscle do?

Answer 29

decreases the joint angle

Question 30

What action does an extensor muscle do?

Answer 30

increases the joint angle

Question 31

What action does an adductor muscle do?

Answer 31

moves a bone towards the midline of the body (adds)

Question 32

What action does an abductor muscle do?

Answer 32

moves a bone away from the midline of the body

Question 33

Supinator means

Answer 33

turning the palms up or the outer edge of your sole bearing the weight

Question 34

Pronator means

Answer 34

turning your palm down or the inner edge of your sole bearing the weight

Question 35

A rotator muscle does what action?

Answer 35

moves a bone around an axis

Question 36

What action does a levator muscle make?

Answer 36

it raises something or produces a superior movement

Question 37

What action does a depressor muscle cause?

Answer 37

it produces an inferior movement

Question 38

Where is your frontalis muscle?

Answer 38

on top of your frontal bone, "your forehead"

Question 39

What action does your frontalis muscle make?

Answer 39

raising eyebrows and wrinkling your forehead

Question 40

Where is your orbicularis oculi

Answer 40

it is a round muscle around your eye

Question 41

What action does your orbicularis oculi make?

Answer 41

closing eye, squinting, winking, blinking

Question 42

Where is your orbicularis oris?

Answer 42

surrounds your mouth

Question 43

What action does your orbicularis oris produce?

Answer 43

closing your mouth and protruding your lips, called the "kissing muscle"

Question 44

Where is your buccinator?

Answer 44

It runs horizontal across your cheek

Question 45

What action does your buccinator produce?

Answer 45

flattening your cheeks as in whistling or blowing into an instrument.....it also helps you chew

Question 46

Where is your zygomaticus?

Answer 46

it runs diagonal from the corner of your mouth to your cheek bone

Question 47

What action does your zygomaticus produce?

Answer 47

smiling

Question 48

What muscle is the main chewing muscle

Answer 48

the masseter

Question 49

Which 3 muscles are involved in chewing?

Answer 49

buccinator, masseter, temporalis

Question 50

Where is your platysma?

Answer 50

A flat muscle that covers the front and side of the neck. It runs from the center (chin area) laterally to your clavicle area.

Question 51

What action does your platysma produce?

Answer 51

frowning

Question 52

Where is your sternocleidomastoid?

Answer 52

it inserts at your mastoid process behind your ear and has two origins, one at your sternum and the other your clavicle

Question 53

What action does your sternocleidomastoid produce?

Answer 53

flexing your neck (bowing), AKA the praying muscle

Question 54

Which muscle is a large muscle on your chest?

Answer 54

pectoralis major

Question 55

Which muscle is the longest in the body?

Answer 55

Sartorius

Question 56

Which muscle flexes your leg at the knee?

Answer 56

hamstrings (bicept femoris, semitendinosus, semimembranosus)

Question 57

Which muscle extends your leg at the knee?

Answer 57

Quadricepts (rectus femoris, vastus lateralis, vastus intermedius, vastus medialis)

Question 58

Which muscle is your calf muscle or the "Toe Dancers" muscle?

Answer 58

gastrocnemius

Question 59

Which muscle is a "slender" muscle located most medial? in your thigh?

Answer 59

gracilis

Question 60

Which muscle is used for punching and pushing?

Answer 60

serratus anterior

Question 61

Which muscle is used for swimming?

Answer 61

latissmus dorsi

Question 62

What is the order of your abdominal muscles from most superficial to deepest?

Answer 62

external oblique, internal oblique, rectus abdominus, transverse abdominus

Question 63

Which of your hamstring muscles is most medial?

Answer 63

semimembranosus

Question 64

Which muscle is used most for jumping or climbing stairs?

Answer 64

gluteus maximus

Question 65

Which is the most superficial butt muscle?

Answer 65

gluteus maximus

Question 66

Which muscle is used to flex your forearm?

Answer 66

bicepts brachii

Question 67

Which muscle is used to extend your forearm?

Answer 67

tricepts brachii