Muscle System Test

Question 1

Bundles of muscle fibers that are held together by connective tissue

Answer 1

muscle

Question 2

how are muscles attached to the bones?

Answer 2

tendons

Question 3

What is the most obvious function of the muscular system?

Answer 3

move the skeleton

Question 4

Which organ system transports oxygen to the muscles and takes carbon dioxide away?

Answer 4

circulatory system

Question 5

What is another name for muscle fiber?

Answer 5

muscle cell/ myofiber

Question 6

When muscles contracts, they _____

Answer 6

shorten

Question 7

What are tendons made of?

Answer 7

strong, tough connective tissue cord

Question 8

Fibrous connective tissue membrane that covers a muscle is called…

Answer 8

fascia

Question 9

Stationary point of attachment of a muscle

Answer 9

origin

Question 10

Moveable point of attachment of a muscle

Answer 10

insertion

Question 11

When a muscle contracts, it shortens and ____ a bone.

Answer 11

pulls

Question 12

Antagonist muscles have _____ functions

Answer 12

opposite

Question 13

What is a muscle called if it functions without conscious thought?

Answer 13

involuntary

Question 14

What is the part of the brain that coordinates voluntary movement?

Answer 14

cerebellum

Question 15

What is muscle tone?

Answer 15

state of partially contraction

Question 16

The intercostals muscles are important for…

Answer 16

breathing

Question 17

To decrease the angle of a joint is called…

Answer 17

flextion

Question 18

What is muscle sense?

Answer 18

the conscious or unconscious awareness of where the muscles and their degrees of contraction without having to look at them

Question 19

The movement of a body part toward the midline of the body

Answer 19

adduction

Question 20

the movement of a body part away from the midline of the body

Answer 20

abduction

Question 21

name 3 sources of energy for muscle contraction, in order they are used

Answer 21

ATP, creatine phosphate, glycogen

Question 22

most abundant of the 3 energy sources

Answer 22

glycogen

Question 23

What produces more ATP for muscle contraction?

Answer 23

increased cell respiration

Question 24

what part of the brain regulates muscle tone?

Answer 24

cerebellum

Question 25

muscle tone is the state of ____ contraction

Answer 25

slight

Question 26

good muscle tone improves ____ and helps maintain _____

Answer 26

coordination - posture

Question 27

why is good muscle tone important?

Answer 27

prevents injuries, muscle atrophy, and paralysis

Question 28

what are the contracting proteins within a muscle fiber>

Answer 28

hemoglobin and myoglobin

Question 29

what is the organ system that forms a framework with movable joints that are moved by muscles?

Answer 29

Skeletal system

Question 30

synergistic muscles have ____ functions

Answer 30

the same

Question 31

what is it called when the angle of a joint is decreased?

Answer 31

flextion

Question 32

what type of muscle is voluntary?

Answer 32

skeletal muscle

Question 33

which type of muscle does not have striations?

Answer 33

smooth

Question 34

found between the ribs and aids with breathing

Answer 34

intercostal muscles

Question 35

broad fan shapes muscle on both sides of the head, encircling above the ears

Answer 35

temporalis

Question 36

triangular shapes muscle on the outer part of the shoulder

Answer 36

deltoid

Question 37

muscles on the front of the abdominal area which activates while doing crunches

Answer 37

rectus abdominus

Question 38

large muscle behind the posterior upper arm which extends the lower arm

Answer 38

triceps brachii

Question 39

muscles found bilaterally on both sides of the neck which help to rotate, flew, and extend the head and neck

Answer 39

sternocleidomastoid

Question 40

a facial muscle which helps in mastication, it is connected to the mandible and cheekbone (side of the face)

Answer 40

masseter

Question 41

encircles the mouth and helps to control movement of the mouth and lips

Answer 41

orbicularis oris

Question 42

surrounds or encircles the eyes and helps to close the eyelid and drain tears

Answer 42

orbicularis oculi

Question 43

muscle behind the back of the head, helps to move the scalp back

Answer 43

trapezius

Question 44

muscle located on the forehead, helps tp move the scale forward and back

Answer 44

frontalis

Question 45

one of the largest or broadest muscle located on the posterior lower back

Answer 45

lattimus dorsi

Question 46

muscle located on the chest area

Answer 46

pectoralis major

Question 47

muscles located on the buttocks

Answer 47

gluteous maximus

Question 48

the largest of the two major muscles of the calf

Answer 48

gastrocnemius

Question 49

polymyositis

Answer 49

inflammation of many muscles

Question 50

myalgia

Answer 50

muscle pain

Question 51

amyotrophic

Answer 51

pertaining to no muscle development

Question 52

sarcopenia

Answer 52

scrum deficiency

Question 53

myocardial

Answer 53

pertaining to heart muscle

Question 54

fasciectomy

Answer 54

removal of fascia

Question 55

tendonitis

Answer 55

inflammation of tendons

Question 56

fribromyalgia

Answer 56

fiber muscle pain

Question 57

muscular dystrophy

Answer 57

painful muscle development

Question 58

leiomyosarcoma

Answer 58

tumor of sacrum smooth muscle

Question 59

rhabdomyoma

Answer 59

tumor of skeletal muscle connected to bones

Question 60

pronation

Answer 60

turning the palm down

Question 61

supination

Answer 61

turning the palm up

Question 62

rotation

Answer 62

circular motion around an axis

Question 63

circumduction

Answer 63

moving in a circle at a joint; moving one end of a body part in a circle while the other end remains stationary

Question 64

dorsi flextion

Answer 64

movement of turning the foot back toward your body

Question 65

plantar flextion

Answer 65

movement of turning your foot down towards the floor