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The Nervous System-DE Bio

Total questions: 63

Worksheet time: 32mins

Name
Class
Date
1.
The area of the brain most associated with coordination and balance is the:
a)
Cerebellum
b)
Hippocampus
c)
Amygdala
d)
Pons
2.
The area of the brain most associated with forming memories is the:
a)
Cerebellum
b)
Hippocampus
c)
Amygdala
d)
Pons
3.
The brain lobe controlling vision is the:
a)
Frontal
b)
Occipital
c)
Temporal
d)
Parietal
4.
Autonomic life functions such as heartbeat and breathing are centred in the:
a)
Amygdala
b)
Brain Stem
c)
Cerebellum
d)
Limbic System
5.
The Circadian rhythm, or body clock, is controlled mostly by the:
a)
Amygdala
b)
SupraChiasmatic Nuclei
c)
Cerebellum
d)
Limbic System
6.
The part of the neuron that conducts action potentials is the:
a)
Axon
b)
Dendrite
c)
Axon Terminal
d)
Cell Body
7.
The part of the neuron that receives signals is the:
a)
Axon
b)
Dendrite
c)
Axon Terminal
d)
Cell Body
8.
The part of the neuron that transmits signals to muscles is the:
a)
Axon
b)
Dendrite
c)
Axon Terminal
d)
Cell Body
9.
What causes the movement of vesicles towards the post-synaptic membrane?
a)
Influx of Ca++ 
b)
Influx of Na++
c)
Movement of K+ out of the cell
d)
Movement of Ca++ out of the cell
10.
What molecule removes neurotransmitters from the synaptic cleft?
a)
Acetylcholinesterase
b)
Dopamine
c)
GABA
d)
Acetylcholine
11.
The neurotransmitter enters the post-synaptic cell to cause depolarization.
a)
True
b)
False
12.
The neurotransmitter cause depolarization by opening up Na+ channels in the post-synaptic membrane.
a)
True
b)
False
13.
The neurotransmitter most associated with rewards and motivation is:
a)
Dopamine
b)
Serotonin
c)
GABA
d)
Adrenaline
14.
The neurotransmitter most associated with learning & memory is:
a)
Dopamine
b)
Serotonin
c)
GABA
d)
Glutamate
15.
The depolarization phase of an action potential is caused by:
a)
Na+ rushing into the axon
b)
K+ rushing out of the axon
c)
Ca++ rushing into the axon
d)
Activation of Na/K pumps
16.
Na/K Pumps are most active during which phase of Action Potential events?
a)
Hyperpolarization
b)
Depolarization
c)
Repolarization
d)
Resting Membrane Potential
17.
Which event characterizes repolarization?
a)
Na+ rushing into the axon
b)
K+ rushing out of the axon
c)
Ca++ rushing into the axon
d)
Activation of Na/K pumps
18.
Which photo-receptor cells in the human eye would be sensing light wavelengths in the red range?
a)
Rods
b)
Cones
c)
Melanopsin Producing Cells
d)
SupraChiasmatic Nuclei
19.
The ultra-HD area of the human eye is the:
a)
Fovea
b)
Retina
c)
Optic Fundus
d)
Lachrymal Gland
20.
Heartbeat would be accomplished by which branch of the nervous system?
a)
Sensory
b)
Autonomic
c)
Motor
d)
Pineal
21.
This nervous system branch causes increases in heart rate and breathing.
a)
Sympathetic
b)
Parasympathetic
c)
Motor
d)
Sensory
22.
The CNS is contained by a membrane and bathed in:
a)
Blood
b)
Cerebro-Spinal Fluid
c)
Lymph
d)
Cytoplasm
23.
Sensory stimuli that generate reflexes generally are processed by the brain before signals are sent to effectors.
a)
True
b)
False
24.

CNS is the?

a)

brain and spinal

b)

nevres

c)

axon

d)

astrocyte

25.

Astrocyte

a)

connect to blood vessels

b)

phagocyte

c)

axon

d)

sheath

26.

Oligodendrocytes align with nerve fibers and provide myelin

a)

true

b)

false

27.

Somatic nervous system is voluntary

a)

true

b)

false

28.

Autonomic nervous system contains

a)

smooth muscle

b)

cardiac muscle

c)

skeletal

29.

Efferent goes away from the brain?

a)

true

b)

false

30.

Microglial cells help to?

a)

phagocytize bacteria cells

b)

provides structural support

c)

produce myelin

31.

Which direction does the nerve impulse move from the cell body?

a)

away

b)

to

32.

What do the nodes of Ranvier do?

a)

help speed up impulse

b)

help slow down impulse

c)

protecting the axon

d)

insulating the axon

33.

Scattered throughout the cytoplasm of membranous sacs are called?

a)

chromoatphilic substance

b)

neurofibromas

c)

neurilemma

d)

neurofibrils

34.

What produces myelin?

a)

Schwann cell

b)

Axon

c)

Nucleus

d)

Dendrite

35.

Where is the trigger zone?

a)

Start of axon

b)

End of axon

c)

Middle of axon

d)

Central process

36.

What starts the initial depolarization of the axon?

(select 2)

a)

Ligandgated Sodium Channels

b)

Potassium Channels

c)

Voltage gates sodium channels

d)

Threshold

37.

Biochemical that the synaptic transmission is carried by is?

a)

Neurotransmitters

b)

Postsynaptic

c)

Synapse

d)

Presynaptic neuron

38.

What is threshold?

a)

stimulus needed to cause an impulse

b)

the inhibitory process

c)

the refractory period

d)

build up of axons

39.

can an impulse happen in a relative refactory period?

a)

yes

b)

no

c)

I don't know

d)
40.

An impulse can happen in an absolute refactoring period.

a)

True

b)

False

41.

what is gray matter?

a)

the brain cells

b)

neurological cells

c)

epemdymal cells

d)

glial cells

42.

How does sensory receptors gather information?

a)

detecting changes in the temperature and light

b)

magic

c)

stimulating nervous cells

d)

effectors

43.

Where is the Schwann cell?

a)

on the axon

b)

on the dendrites

c)
d)

on the nucleus

44.

What is the Nervous System?

a)

A complex network of nerve cells

b)

A complex network of chemicals

c)

A complex network of organs

d)

A complex network of bones

45.

How many sections is the nervous system split into?

a)

1

b)

2

c)

3

d)

4

46.

What are the names of the first two sections of the nervous system? Click 2 correct answers.

a)

Somatic Nervous System

b)

Autonomic Nervous

c)

Central Nervous System

d)

Peripheral Nervous system

47.

What two sections is the central nervous system split into? Click 2 correct answers.

a)

Sympathetic Branch

b)

Parasympathetic Branch

c)

The Brain

d)

The Spinal Cord

48.

What is the function of the central nervous system?

a)

Send messages to the muscles and glands

b)

Relay nerve impulses from the CNS to the rest of the body and back.

c)

Reflex actions

d)

Increase heart rate

49.

How many areas is the brain divided into?

a)

5

b)

6

c)

4

d)

3

50.

How many lobes does the brain have?

a)

5

b)

4

c)

3

d)

2

51.

Which lobe deals with vision?

a)

Temporal

b)

Occipital

c)

Parietal

d)

Frontal

52.

Which lobe deals with planning and personality?

a)

Frontal

b)

Parietal

c)

Temporal

d)

Occipital

53.

Which lobe deals with auditory information and speech?

a)

Parietal

b)

Frontal

c)

Temporal

d)

Occipital

54.

What does the parietal lobe deal with

a)

Planning

b)

Vision

c)

Personality

d)

Info from the senses e.g. skin

55.

What part of the brain deals with motor skills and balance?

a)

Cerebrum

b)

cerebellum

c)

dienchephalan

d)

brain stem

56.

Which part of the brain deals with breathing, hear rate and swallowing?

a)

Brain stem

b)

Cerebrum

c)

cerebellum

d)

thalamus

57.

What part of the brain deals with the thalamus and hypothalamus?

a)

Brain Stem

b)

Cerebellum

c)

diencephalan

d)

cerebrum

58.

What is the function of the spinal cord? Click 2 correct answers.

a)

Relay info from the brain to the rest of the body.

b)

relaxes the body after an emergency

c)

Allows us to pull our hand away from something e.g. reflex

d)

Produces adrenaline and nor adrenaline

59.

How many cranial nerves are there?

a)

16

b)

29

c)

31

d)

12

60.

How many spinal nerves are there?

a)

12

b)

14

c)

31

d)

30

61.

How many subsections does the autonomic nervous system have?

a)

2

b)

3

c)

4

d)

1

62.

Click 3 correct function of the sympathetic branch of the autonomic nervous system

a)

Pupils dilate

b)

Increase heart rate and blood pressure

c)

Saliva production

d)

fight and flight

63.

Click 2 correct functions of the parasympathetic branch of the autonomic nervous system?

a)

produces adrenaline and nor adrenaline

b)

starts digestion and saliva production

c)

pupils contract

d)

increase heart rate and blood pressure