The Neuron Answers

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Abnormal levels of __________ are linked to anxiety disorders, seizures, and insomnia.

A
GABA (gamma-aminobutyric acid)
B
norepinephrine
C
endorphins
D
acetylcholine
5

The nervous system is composed of __________ or nerve cells.

A
receptors
B
neurons
C
neurotransmitters
D
axons
8

Neurons communicate with each other through __________.

A
synaptic transmission
B
neural receptors
C
postsynaptic signals
D
neural impulses
10

The __________ is the fatty substance that insulates and protects the axon.

A
cell body
B
axon terminal
C
neural receptor
D
myelin sheath
12

Abnormal levels of __________ may lead to Alzheimer’s disease.

A
endorphins
B
serotonin
C
GABA (gamma-aminobutyric acid)
D
acetylcholine
13

Abnormal levels of __________ are linked to anxiety disorders, seizures, and insomnia.

A
GABA (gamma-aminobutyric acid)
B
norepinephrine
C
endorphins
D
acetylcholine
15

Neurons communicate with each other through __________.

A
synaptic transmission
B
neural receptors
C
postsynaptic signals
D
neural impulses
18

The __________ is the fatty substance that insulates and protects the axon.

A
cell body
B
axon terminal
C
neural receptor
D
myelin sheath
19

Which of the following is a major inhibitory neurotransmitter?

A
acetylcholine
B
glutamate
C
norepinephrine
D
GABA (gamma-aminobutyric acid)
20

Endorphins assists in __________.

A
regulating eating behavior and how we respond to stress
B
movement and attention
C
muscle action and memory
D
learning and attention

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