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Neuroscience revision!

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.
Which is the correct sequence in the transmission of a neural impulse?
a)
axon, dendrite, cell body, synapse
b)
dendrite, axon, cell body, synapse
c)
synapse, axon, dendrite, cell body
d)
dendrite, cell body, axon, synapse
2.
Multiple sclerosis is an autoimmune disease in which the body's own immune system destroys the _____________ of the nerve axons. 
a)
Myelin
b)
Dendrites
c)
Axon Terminal
d)
Nodes of Ranvier
3.
The brain's supporting cells are called: 
a)
glial cells
b)
mitochondria
c)
neurons
d)
nuclei
4.

Which two glial cells build myelin sheath?

a)

Schwann & oligodendrocyte

b)

Schwann & Satellite

c)

Oligodendrocyte & astrocyte

d)

Schwann & astrocyte

5.

Which glial cell is responsible for cleaning up and disposing of debris?

a)

Microglial

b)

Astrocytes

c)

Schwann

d)

Oligodendrocyte

6.

Which neuron structure is indicated by #4 ?

a)

Dendrite

b)

Nodes of Ranvier

c)

Axon terminal

d)

Myelin sheath

7.
Which neurotransmitter is involved in the "Fight or Flight" response?
a)
Acetylcholine
b)
Endorphins
c)
Norepinephrine
d)
Serotonin
8.
Which neurotransmitter inhibits brain activity?
a)
Acetylcholine
b)
GABA
c)
Endorphins
d)
Dopamine
9.
Too much of this neurotransmitter can cause severe muscle spasms and even death
a)
Serotonin
b)
Endorphins
c)
Acetylcholine
d)
GABA
10.
Loss of Dopamine-producing neurons is a cause of:
a)
paralysis
b)
Parkinson's
c)
anxiety
d)
Alzheimer's
11.
This neurotransmitter is most often associated with pleasure/reward sensations:
a)
Acetylcholine
b)
GABA
c)
Dopamine
d)
Serotonin
12.
Which letter represents the Cervical Region of the spinal cord and vertebral column?
a)
A
b)
B
c)
C
d)
D
13.
Which letter represents the Lumbar Region of the spinal cord and vertebral column?
a)
A
b)
B
c)
C
d)
D
14.
AFFERENT Neurons that transmit  impulses TO  the CNS are called
a)
neuoglia
b)
sensory
c)
efferent
d)
association
15.
"Fight of Flight" can be used to describe the actions of which division of the Peripheral Nervous system
a)
Somatic Nervous System
b)
Central Nervous System
c)
Sympathetic Nervous Sytem
d)
Parasympathetic Nervous System
16.
The parasympathetic nervous system would be responsible for _________ blood flow to the intestines, _________ heart output, and activating _______ glands.
a)
increasing, decreasing, salivary
b)
decreasing, increasing, salivary
c)
increasing, decreasing, sweat
d)
decreasing, increasing, sweat
17.
When you touch the hot handle of a pan, this causes a reflex which happens at the __________ level without having the brain process the impulse first.
a)
Brain Stem
b)
Frontal Lobe
c)
Spinal Cord and Parietal Lobe
d)
Spinal Cord
18.
Part of the autonomic that activates in high stress emergencies
a)
sympathetic
b)
reflexal
c)
parasympathetic
d)
somatic
19.
Which neurons act to connect a sensory neuron to a motor neuron? 
a)
interneuron
b)
afferent 
c)
efferent
d)
motor
20.
A patient has an injury to dorsal root of the spinal nerve at the sacral level of the spinal cord.  His symptoms will include:
a)
motor problems of his legs
b)
sensory problems of his legs
c)
motor problems of his bladder
d)
sensory problems of his bladder
21.

A system of moral principles or rules of conduct relating to human behaviour.

a)

Ethical dilemmas

b)

Guilt

c)

Reputation

d)

Code of Ethics

22.

Which group is MOST likely to support the use of animals for research or food as long as the animals are treated humanely?

a)

World Wildlife Fund

b)

Animal Welfare Ethical Review Body

c)

PETA

d)

Vegetarians

23.

The branch of pharmacology that deals with disposition and fate of drug is

a)

both

b)

pharmacokinetics

c)

pharmacodynamics

d)

none

24.

Which of the following series in kinetic processes may be the rate-limiting step?

a)

disintegration and dissolution of the unit

b)

diffusion of active drug through the intestinal wall

c)

dissolution of the active drug

d)

disintegration only

25.

Which of the following physicochemical constants may be useful when predicting the solubility of a chemical? (TICK ALL THAT APPLY!)

a)

pH of solution

b)

pKa of the chemical

c)

solubility parameters

d)

valence of chemicals

e)

dissolution rate

26.

Which side of the synapse contains neurotransmitters?

a)

presynaptic

b)

postsynaptic

c)

both

27.

Which side of the synapse contains ligand-gated ion channels?

a)

presynaptic

b)

postsynaptic

c)

both

28.

What happens in an axon terminal when an action potential arrives at the presynaptic membrane?

a)

sodium ions diffuse in

b)

sodium ions diffuse out

c)

calcium ions diffuse in

d)

calcium ions diffuse out

29.

What happens when calcium ions diffuse into an axon terminal?

a)

vesicles release neurotransmitter by exocytosis

b)

voltage-gated sodium channels open

c)

voltage-gated sodium channels close

d)

neurotransmitter is pumped from the post-synaptic membrane

30.

What causes sodium ion channels on the postsynaptic membrane to open?

a)

arrival of an action potential at the channel

b)

enzymatic digestion of the neurotransmitter bound to the channel

c)

binding of the neurotransmitter to the channel itself

d)

binding of calcium ions to the channel itself

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