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Nervous system

Total questions: 53

Worksheet time: 1hrs 7mins

Name
Class
Date
1.

These send electrical impulses to neighbouring neurons.

a)

Synapses

b)

Axon

c)

Dendrites

d)

Nucleus

2.

Receive electrical impulses from the neighbouring neurons.

a)

Dendrites

b)

Axon

c)

Soma

d)

Nucleus

3.

The Occipital Lobe is responsible for what?

(check all that apply)

a)

Emotions

b)

Creative thinking

c)

Sensory functions

d)

Visual information

4.

Hemisphere that is associated with logical abilities

a)
Left Hemisphere
b)
Right Hemisphere
5.

The Medulla does all of these except?

a)

breathing

b)

swallowing

c)

thinking

d)

digestion

6.

The part of the brain that is used for functions such a memory, problem-solving, emotions, etc.

a)

Frontal Lobe

b)

Temporal Lobe

c)

Parietal Lobe

d)

Occipital Lobe

7.

The basic structural and functional unit of brain is

a)

Spinal Cord

b)

Nephron

c)

Neuron

d)

Nerve

8.

What is the name of the part of the neuron that is pointed out in the image?

a)

Cell Body (Soma)

b)

Axon

c)

Myelin Sheats

d)

Dendrites

9.

What is the function of the nerve cells?

a)

They are responsable of your defense mechanism.

b)

They transmit signals or messages to other neurons, organs or glands.

c)

They transmit substances to your endocrine system to produce hormones.

10.
This part of the neuron stores then releases neurotransmitters into the synapse.
a)
Axon 
b)
Dendrite
c)
Myelin Sheath
d)
Axon Terminal
11.
The part of the neuron that insulates the axon and increases the speed of the neural message within the neuron.
a)
Synapse
b)
Dendrite
c)
Myelin Sheath
d)
Axon Terminal Button
12.

Which part of the nervous system is not involved in producing reflex actions?

answer choices

a)

brain

b)

spinal cord

c)

receptor

d)

sensory

13.
When a neuron is resting, the inside of the axon has a ____________ charge.
a)
positive
b)
negative
14.
The sodium potassium pump restores the resting potential. By which process does this work? 
a)
Osmosis
b)
Diffusion
c)
Facilitated diffusion
d)
Active transport
15.
Which ions are involved in an action potential?
a)
Na; Cl
b)
Na; K
c)
K; Cl
d)
Na; Ca
16.
What is the normal resting potential of a neuron cell membrane?
a)
+40mV
b)
-30mV
c)
+55mV
d)
-70mV
17.

The job of this part of the nervous system is to regulate the body's functions involuntarily

a)

Autonomic NS

b)

Somatic NS

c)

Central NS

d)

Peripheral NS

18.

This part of a neuron receives information from a previous neuron

a)

Dendrite

b)

Axon

c)

Axon Terminal

d)

Myelin

19.

This feature is important in how quick an impulse travels down an axon

a)

Nodes of Ranvier

b)

Dendrite

c)

Axon Terminal

d)

Cell Body

20.

The Part of a neuron that contains the nucleus

a)

Cell body

b)

Dendrite

c)

Axon

d)

Myelin

21.

This includes the Brain and Spinal cord

a)

CNS

b)

PNS

c)

Somatic

d)

Autonomic

22.

Calcium is responsible for

a)

signaling the release of the neurotransmitter

b)

signaling Na to be released into the membrane

c)

signaling the release of K out of the membrane

d)

serving as the neurotransmitter

23.

Identify Z

a)

Dendrite

b)

Axon Terminal

c)

Neurotransmitters

d)

Synapse

24.

X

a)

Axon Terminal Button

b)

Neurotransmitters

c)

Synapse

d)

Synaptic cleft

25.
Neurotransmitters are released from the
a)
Dendrites
b)
Post-synaptic neuron
c)
Presynaptic neuron
d)
Axon
26.

Depolarization occurs when

a)

sodium channels open

b)

potassium channels open

c)

sodium channels close

d)

potassium channels close

27.

When a neuron is at REST,

a)

the inside of the neuron is negatively charged compared to the outside.

b)

the inside of the neuron is positively charged compared to the outside.

c)

there is no charge difference established

d)

none of these is true

28.
Which is the last step in the synaptic transmission of a nerve impulse from pre-synaptic neuron to a postsynaptic cells.
a)
a nerve impulse arrives at the axon terminal of the presynaptic cell
b)
vessicles in the presynaptic neutron fuse with the cell membrane
c)
neurotransmitter molecules are released into the synaptic cleft
d)
neurotransmitters bind to receptor proteins on the postsynaptic cell
29.
The first step in the conduction of a nerve impulse is
a)
the neuron at rest has a negative resting potential
b)
a stimulus causes the sodium ion channel to open
c)
the resting potential is fully restored
d)
the potassium channels open
30.

Which lobe is C?

a)

Frontal

b)

Occipital

c)

Temporal

d)

Parietal

31.

Which is the pons

a)

A

b)

B

c)

C

d)

D

e)

E

32.

Which is the cerebrum

a)

A

b)

B

c)

C

d)

D

e)

E

33.
The spinal cord is protected by a bony spinal column made up of bones called ____________.
a)
White matter
b)
Gray matter
c)
Meninges
d)
Vertebrae
34.

Which of the following transmits information from the spinal cord to the extremities of the body?

a)

ventral roots

b)

dorsal roots

c)

dorsal root ganglia

d)

Spinal plexus

35.
What is the fluid in the space between the meninges that acts as a shock absorber to the brain and spinal cord called? 
a)
Blood-Brain Barrier
b)
Meninges
c)
Cerebrospinal Fluid
d)
Cerebral Cortex
36.
The spinal cord is protected by a bony spinal column made up of bones called ____________.
a)
White matter
b)
Gray matter
c)
Meninges
d)
Vertebrae
37.
The gap that a message has to cross to get from one neuron to the other is called the _____
a)
synapse
b)
dendrite
c)
axon
d)
synaptic cleft
38.

Type of neuron that perceive information about your environment.

a)

Motor Neuron

b)

Interneuron

c)

Sensory Neuron

39.

The nerve impulse flowing in one fibre and they do not share it to neighbour neuron because of _____________

a)

Medullary or myelin sheath

b)

Epidermal

c)

Glial cell

d)

All

40.

A gap in the myelin sheath of a nerve, between adjacent Schwann cells is known as ____________

a)

Axon

b)

Cyton

c)

Node of ranvier

d)

All

41.

The axon externally covered by ________Sheath

a)

Epidermal

b)

Neurilemma

c)

Myelin Sheath

d)

None

42.

The axon has a continues sheath, it is known as neurilemma, which is tough membrane of protein & made-up of _______ type of cell.

a)

Schwann cell

b)

Glial cell

c)

Both

d)

None

43.

Nissl granules are found in ________

a)

Axon

b)

Cyton

c)

Axon terminals

d)

None

44.

__________ Carries the signal away from cyton

a)

Perikaryon

b)

Axon

c)

Dendrites

d)

None

45.

Neurons are __________ origin.

a)

Endodermal

b)

Mesodermal

c)

Ectodermal

d)

All

46.

________ are receive the signal from neighbor neuron

a)

Dendrites

b)

Axon

c)

Telodendrites

d)

All

47.

___________ Neuron is most common neuron in brain

a)

Unipolar

b)

Bipolar

c)

Multipolar

d)

Pseudounipolar

48.

This part of a neuron will transmit nerve impulses away from the cell body toward other cells

a)

axon

b)

dendrite

c)

cell body

d)

node of ranvier

49.

This portion of a neuron will receive nerve impulses from other cells and carry them to the cell body.

a)

dendrites

b)

axons

c)

Schwann cell

d)

nodes of ranvier

50.

This is the part of a neuron that will contain the nucleus and other organelles

a)

cell body

b)

dendrite

c)

axon

d)

myelin sheath

51.

These specialty cells are often called nerve cells

a)

neurons

b)

impulses

c)

sarcomeres

d)

transmitters

52.
Provides insulation to prevent interference from other electrical signals.
a)
Glial Cells
b)
Neurons
53.
Destroyed by Alzheimer's disease
a)
Neurons
b)
Glial Cells

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