WorksheetsBio Inquiry: Brain & Nervous System
Total questions: 27
Worksheet time: 27mins
Name
Class
Date
1.
What are the two main parts of the nervous system?
a)
reacting to stimuli ; made of cells
b)
nerves ; synapses
c)
neurons ; nerves
d)
central nervous system ; peripheral nervous system
2.
What are three main parts of the brain?
a)
brain stem ; cerebellum ; cerebrum
b)
neurons ; dendrites ; myelin sheath
c)
neurons ; dendrites ; myelin sheath
d)
peripheral nervous system ; brain ; central nervous system
3.
What is the main job of the peripheral nervous system?
a)
only creates feeling in your hands
b)
delivers messages to the CNS & carries messages from brain to rest of body
c)
helps you move gracefully and keeps your balance
4.
This number is the axon.
a)
1
b)
4
c)
5
d)
6
5.
This number is the dendrite.
a)
1
b)
4
c)
5
d)
6
6.
This number is the cell body.
a)
1
b)
3
c)
5
d)
6
7.
The nerve impulse would travel through these parts in this order .
a)
1--> 3-->5
b)
3-->1 --> 5
c)
5 --> 3 --> 1
8.
This part of the neuron carries the nerve impulse away from the nucleus.
a)
axon
b)
cell body
c)
dendrite
9.
This part of the neuron carries the impulse into the nerve cell.
a)
axon
b)
cell body
c)
dendrite
10.
_____ is the fatty material that covers, protects, and insulates the axon to make the impulse signal travel faster and stronger.
a)
bilipid layer
b)
Schwann Cell
c)
myelin sheath
d)
interneuron
11.
This is a nerve pathway that bypasses the brain to make a quick, unconscious response to a stimulus or dangerous situation.
a)
node
b)
motor neuron
c)
reflex arc
d)
synapse
12.
A(n) _______________ is anything in our environment that causes us to react (like jumping, blinking, fight/flight response).
a)
reaction
b)
blink
c)
stimulus
d)
response
13.
As an impulse enters a nerve cell, describe the way it travels through this nerve cell.
a)
cell body --> axon --> dendrite
b)
cell body --> dendrite --> axon
c)
dendrite --> axon --> axon
d)
dendrite --> cell body --> axon
14.
You are learning something new this year based on something you learned in a previous class last year. This causes you to remember, apply, and solve new problems using analysis and logic. You are using this part of your brain.
a)
brain stem
b)
cerebrum
c)
medulla oblongata
d)
cerebellum
15.
Someone fell and hit the back of their head. They now have jerky, shaky movements. What part of the brain may be injured because of this fall?
a)
cerebrum
b)
brain stem
c)
pons
d)
cerebellum
16.
This is the portion of the nervous system that is outside of the brain and spinal cord.
a)
central nervous system
b)
peripheral nervous system
c)
interneuron
d)
medulla oblongata
17.
This portion of the nervous system is made of all of the nerves within the brain and spinal cord.
a)
interneuron
b)
central nervous system
c)
peripheral nervous system
d)
none of these are correct
18.
This is a picture of a _________.
a)
central nervous system
b)
neuron
c)
interneuron
d)
reflex arc
19.
Many short and highly branched extensions on a nerve cells are called ______.
a)
axons
b)
cell bodies
c)
dendrites
20.
A single long extension of the cell body in a nerve cell is called _____.
a)
dendrite
b)
axon
c)
Schwann Cell
d)
interneuron
21.
The microscopic gap (or space) in-between nerve cells is called a(n) __________.
a)
node
b)
interneuron
c)
neurotransmitter
d)
synapse
22.
What is the chemical that is released at the end of the axon and spreads across the gap so the impulse starts in a new nerve cell?
a)
myelin
b)
neuron signal
c)
cerebrum fluid
d)
neurotransmitter
23.
This type of neuron carries information from your senses into the Central Nervous System to let the brain know what is going on outside your body
a)
sensory neuron
b)
motor neuron
c)
interneuron
d)
myelin
24.
The ____________ is a series of action potentials (or electrical messages) that move along the nerve cell .
a)
impulse
b)
interneuron
c)
myelin
d)
node of Ranvier
25.
This type of neuron carries the response from the brain so the body can react/respond/move.
a)
motor neuron
b)
sensory neuron
c)
interneuron
d)
axon
26.
You are walking barefoot in your yard. You feel the grass on your toes and small stones and twigs under your feet. You feel them because of these nerve cells.
a)
interneurons
b)
sensory neurons
c)
motor neurons
27.
You are touching a hot stove. Your reflexes cause your hand to move because of this type of nerve cell.
a)
sensory
b)
interneuron
c)
motor
100 %
