Name: 
 

7th Grade Science Review on Movement and Stimulus



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

______ make bone hard.
a.
Carbohydrates
c.
Proteins
b.
Minerals
d.
Fats
 

 2. 

The hard, strong layer of bone is called ______.
a.
bone marrow
c.
compact bone
b.
cartilage
d.
periosteum
 

 3. 

One function of spongy bone is to ______.
a.
produce red blood cells
c.
produce periosteum
b.
store minerals
d.
join two bones together
 

 4. 

The smooth, flexible layer of tissue covering the ends of bone is ______.
a.
cartilage
c.
periosteum
b.
compact bone
d.
spongy bone
 

 5. 

The joints of the bones of the skull and pelvis are classified as ______ joints.
a.
ball-and-socket
c.
hinge
b.
gliding
d.
immovable
 

 6. 

______ joints are the most frequently used joints in your body.
a.
Ball-and-socket
c.
Immovable
b.
Gliding
d.
Pivot
 

 7. 

______ is important in joints because it acts as a shock absorber.
a.
Cartilage
c.
Melanin
b.
Bone marrow
d.
Spongy bone
 

 8. 

An injury that causes blood vessels to break under the skin is a ______.
a.
tear
c.
scab
b.
skin graft
d.
bruise
 

 9. 

Most muscles in the body are ______ muscles.
a.
cardiac
c.
skeletal
b.
involuntary
d.
smooth
 

 10. 

In vision, light rays first pass through the ______.
a.
cornea
c.
optic nerve
b.
lens
d.
retina
 

 11. 

The ______ controls your sense of balance.
a.
anvil
c.
optic nerve
b.
hammer
d.
inner ear
 

 12. 

Olfactory cells aid in the sense of ______.
a.
hearing
c.
touch
b.
smell
d.
vision
 

 13. 

A message carried by a neuron is called (an) ______.
a.
synapse
c.
impulse
b.
axon
d.
dendrite
 

 14. 

Any change inside or outside your body that brings about a response is called ______.
a.
homeostasis
c.
a stimulus
b.
an impulse
d.
a reflex
 

Completion
Complete each statement.
 

 15. 

The space between one neuron and the next is a ____________________.
 

 

 16. 

The system made up of the brain and spinal cord is the _________________________.
 

 

 17. 

The _________________________ connects the brain and spinal cord to other body parts.
 

 

 18. 

The basic unit of the nervous system is the ____________________.
 

 

Matching
 
 
Select the term from the following list that matches each description.
a.
cartilage
f.
joint
b.
dermis
g.
ligaments
c.
epidermis
h.
melanin
d.
voluntary muscles
i.
tendons
e.
involuntary muscles
j.
periosteum
 

 19. 

any muscles that you consciously control
 

 20. 

thick, smooth layer of tissue that covers the ends of bones
 

 21. 

any place where two bones meet.
 

 22. 

tough bands of tissue that hold bones together
 

 23. 

any muscles that you do not consciously control
 

 24. 

thick bands of tissue that attach muscles to bones
 

 25. 

the outermost layer of the skin
 

 26. 

the middle layer of tissue under the epidermis
 

 27. 

chemical that gives skin its color
 

 28. 

tough, tight-fitting membrane covering surface of bone
 
 
Match each item with the correct description below. Some items may not be used.
a.
dermis
h.
muscle
b.
retina
i.
reflex
c.
involuntary muscles
j.
skeletal muscles
d.
joint
k.
smooth muscles
e.
cochlea
l.
tendon(s)
f.
marrow
m.
voluntary muscles
g.
melanin
 

 29. 

any place where two or more bones meet
 

 30. 

involuntary, automatic response to a stimulus
 

 31. 

substance in center of bones that makes blood cells
 

 32. 

thick bands of tissue that attach muscles to bones
 

 33. 

fluid-filled structure in inner ear
 

 34. 

organ that relaxes and contracts
 

 35. 

the middle layer of skin
 

 36. 

any muscles that are not consciously controlled
 

 37. 

involuntary muscles of the digestive system
 

 38. 

eye tissue composed of rods and cones
 

Short Answer
 

 39. 

List the five major functions of the skeletal system.
 

 40. 

List five functions of skin.
 

 41. 

List three types of movable joints and give an example of each.
 

 42. 

Put the following steps in the order in which they happen when light enters the eye.
a.      Light passes through the lens.
b.      Impulses from rods and cones in the retina pass to the optic nerve.
c.      The optic nerve carries the impulses to the visual area of the cortex
d.      Light passes through the cornea.
e.      The lens directs rays onto the retina.
 

 43. 

How does a depressant affect your nervous system?
 

 44. 

How does a stimulant affect your nervous system?
 

 45. 

Put the steps of regulating body temperature in the correct order.
1.      Blood flow increases.
2.      Blood vessels dilate.
3.      The body releases heat.
 

 46. 

List the five major functions of the skeletal system.
 

 47. 

Name the major function of muscles, and give an example of a body part that is a voluntary muscle.
 

 48. 

List the five major functions of skin.
 

Essay
 

 49. 

What are the three types of neurons, and what is the job of each?
 



 
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