Test 4

Question 1

where bones meet

Answer 1

joint

Question 2

where fingers meet the hand

Answer 2

ellipsoid joint

Question 3

most freely movable joint

Answer 3

ball-and-socket

Question 4

joint that allows movement in 1 plane

Answer 4

hinge joint

Question 5

inflammation of the joints

Answer 5

arthiritis

Question 6

muscles that are not under conscious control

Answer 6

involuntary

Question 7

muscles under conscious control

Answer 7

voluntary

Question 8

muscle cell found in the heart

Answer 8

cardiac muscle

Question 9

muscle cell found in voluntary muscles

Answer 9

skeletal muscle

Question 10

muscle that helps close the jaw (hint: it starts above the ear and comes down to the lower jaw)

Answer 10

masseter

Question 11

helps shrug sholders

Answer 11

trapezius

Question 12

extend arm at the elbow

Answer 12

triceps brachaii

Question 13

pulls arm toward body

Answer 13

biceps brachaii

Question 14

helps move body from reclining to sitting position (ik this is a trash explanation but it’s what he gave us)

Answer 14

rectus abdominus

Question 15

largest and strongest muscle

Answer 15

gluteus maximus

Question 16

extend the leg

Answer 16

quadriceps femoris

Question 17

bend the leg

Answer 17

hamstrings

Question 18

calf muscle scientific name

Answer 18

gastrocnemius

Question 19

tough, translucent sheet that covers muscles

Answer 19

fascia

Question 20

neuron and group of muscle cells it controls

Answer 20

motor unit

Question 21

enlargement of muscles due to use

Answer 21

hypertrophy

Question 22

loss of muscle through dissuse

Answer 22

atrophy

Question 23

fast twitch fibers

Answer 23

white fibers

Question 24

slow twitch fibers

Answer 24

red fibers
(hint: red light means stop)

Question 25

includes the brain and spinal cord

Answer 25

Central nervous system

Question 26

principle organ of the nervous system

Answer 26

brain

Question 27

spinal cord and brain are covered by a triple layer of protective tissues known as the

Answer 27

meninges

Question 28

support and insulate nerve tissue

Answer 28

glial cells

Question 29

composed of axons and glial cells

Answer 29

white matter

Question 30

composed of cell bodies

Answer 30

gray matter

Question 31

keeps sickness from affecting the brain

Answer 31

blood brain barrier

Question 32

attacks the spinal cord (causes paralysis)

Answer 32

polio

Question 33

controls involuntary muscle movement

Answer 33

autonomic nervous system

Question 34

these rarely reproduce

Answer 34

nerve cells (neurons)

Question 35

disease where the body attacks the glial cells

Answer 35

MS (multiple sclerosis)

Question 36

inability of a muscle to move

Answer 36

paralysis

Question 37

closed junction between two neurons

Answer 37

synapse

Question 38

disease characterized by tremors

Answer 38

Parkinson's disease

Question 39

simplest act of the nervous system

Answer 39

reflex

Question 40

part of the brain involved in thinking and intelligence

Answer 40

cerebrum

Question 41

controls the left side of the body

Answer 41

right hemisphere

Question 42

controls the right side of the body

Answer 42

left hemisphere

Question 43

allows the 2 hemispheres to communicate

Answer 43

corpus callosum

Question 44

controls skeletal muscles

Answer 44

motor area

Question 45

damage to the motor area before or shortly after birth

Answer 45

cerebral palsy

Question 46

controls complex muscle movement

Answer 46

cerebellum

Question 47

lowest part of the brain (part of the brain stem)

Answer 47

medulla oblongota

Question 48

responsible for the physical reaction of emotions

Answer 48

hypothalamus

Question 49

a person’s actions can be completely explained as responses to particular stimuli

Answer 49

behaviorism

Question 50

most common serious injury of the nervous system

Answer 50

stroke

Question 51

prolonged unconsciousness

Answer 51

coma

Question 52

five special senses

Answer 52

1. sight 2. hearing 3. smell 4. taste 5. balance

Question 53

respond to extremes of heat, cold, and mechanical stress

Answer 53

pain receptors

Question 54

organs responsible for taste

Answer 54

taste buds

Question 55

respond to change in temperature

Answer 55

thermoreceptors

Question 56

connects the nose to the brain

Answer 56

olfactory nerve

Question 57

connects the ear to the brain

Answer 57

auditory nerve

Question 58

causes the difference in your voice (what you hear compared to what others hear)

Answer 58

bone conduction

Question 59

white of the eye

Answer 59

sclera

Question 60

connects the eye to the brain

Answer 60

optic nerve

Question 61

most important part of vision

Answer 61

retina

Question 62

cause you to see color

Answer 62

cones

Question 63

cause you to see shapes

Answer 63

rods

Question 64

caused by an asymmetrical curve of the cornea

Answer 64

astigmatism

Question 65

disease that causes you to not be able to distinguish colors

Answer 65

color blind

Question 66

happens when the pressure inside the eye is too much

Answer 66

glaucoma

Question 67

area that produces the clearest vision

Answer 67

fovea