Neurons and Neurotransmitters Flashcards

1
Q

the brain is similar to a

A

tree

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2
Q

latin word for cortex is

A

bark

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3
Q

what is the cortex responsible for

A

intellect

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4
Q

if we dissect the brain and flatten it out what size would it be comparable to?

A

A large pillow case

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5
Q

what is the frontal lobe responsible for?

A
executive function
( CEO of the brain)
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6
Q

how many neurons are in the brain?

A

86 billion

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7
Q

do the neurons touch?

What do they do?

A

no

communicate

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8
Q

What important roles does the frontal lobe have

A

mental disorders such as substance abuse and ADHD

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9
Q

What does the limbic system control

A

learning, memory, emotions, and basic drives

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10
Q

how do psychiatric medications and the limbic system correlate

A

many of the neurons interact with the limbic sys.

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11
Q

in clients experiencing mental illness what organ isn’t functioning correctly

A

brain

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12
Q

dendrite receptors are triggered by

what does it cause

A

neurotransmitters

voltage changes within the body

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13
Q

once a certain threshold is crossed, an electrical charge suddenly fires down the axon, this electrical discharge is called an :

A

action potential

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14
Q

neurotransmitters we have to know for pharmacology

A
Dopamine ( DA)
Serotonin ( 5-HT)
Norepinephrine (NE)
GABA
Glutamate
Acetylcholine
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15
Q

used in brain areas that regulate attention, concentration, pleasure, energy, motivation , mood, and muscle movements

A

Dopamine

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16
Q

should you increase or decrease dopamine activity for clients who have depression or ADHD

A

Increase

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17
Q

used in brain areas that regulate mood, alertness, concentration and energy

A

Norepinephrine

18
Q

NE activates

excessive amounts can lead to

A

Flight or Fight

anxiety and agitation

19
Q

regulates mood . also plays an important role in regulating anxiety, sexual desire and appetite

A

serotonin

20
Q

main excitatory neurotransmitter

A

Glutamate

21
Q

the brains gas pedal

A

glutamate

22
Q

when some one is withdrawing from a CNS depressant, there is often an

A

imbalance b/w glutamate and neurotransmitters

23
Q

the main inhibitor neurotransmitter

A

GABA Gamma-aminobutyric acid

24
Q

reduce anxiety, help induce sleep and stop/prevent seizures

A

GABA

25
Q

what is acetylcholine used for

A

regulate attention and memory

26
Q

its helpful to increase acetylcholine if the client has

A

alzheimer’s or parkinson’s

27
Q

three ways neurons can terminate a signal

A

diffusion
enzymatic degradation
reuptake

28
Q

what is the limbic system and how does it relate to psychiatric medications

A

regulates emotion and memory

29
Q

what part of a neuron receives neurotransmitters

A

postsynaptic terminal

30
Q

which part carries the electrical signal

A

axon

31
Q

releases neurotransmitters

A

axon terminal

32
Q

synapse-

A

gap b/w presynaptic and postsynaptic terminal

33
Q

3 major monoamine neurotransmitters

A

dopamine
norepinephrine
serotonin

34
Q

which MAIOs help regulate mood

A

DA, NE, 5-HT

35
Q

Which MAIO help regulate attention/alertness

A

dopamine, norepinephrine

36
Q

which monoamine helps regulate muscle movement

A

DA, NE

37
Q

Which two neurotransmitter help reduce anxiety

A

serotonin , GABA

38
Q

Which neurotransmitters are the” gas pedal “ and “ break pedal” of the brain

A

Glutamate is the gas

GABA is the break

39
Q

which neurotransmitter do we try to increase in clients who have Alzheimer’s disease

A

acetylcholine

40
Q

what are the three ways neurons can terminate a signal

A

diffusion
reuptake
enzymatic Degradation

41
Q

what are three letters enzymes end with

A

ase