Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

AP psychology unit 2 > Neurons > Flashcards

Neurons Flashcards

You may prefer our related Brainscape-certified flashcards:
AP® Psychology flashcards Psychology 101 flashcards GRE® Psychology flashcards
1
Q

Dendrites

A

branchy extensions that receive messages from other cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

soma

A

contains nucleus and chemical machinery common to most cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

axon

A

passes messages away from cell body to other neurons, muscles or glands

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

myelin sheath

A

insulating material encasing axons

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

nodes of ranvier

A

gaps in myelin sheath where signal recharges

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

terminal buttons

A

small knobs secreting neurotransmitters

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

glial cells

A

makes sure neuron is clean, fed and warm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

polarized state (resting potential)

A

positive and negative ions are separate

sodium outside
neuron is negative

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

depolarization (action potential)

A

when positives come inside

sodium inside
neuron is positive

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

sodium pump

A

removes excess sodium after it depolarizes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

refractory period

A

cell recharges, while it recharges it cannot fire again

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

synapse

A

space between sending and receiving neurons

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

presynaptic neuron

A

sending neuron

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

postsynaptic neuron

A

receiving neuron

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

acetylcholine

A

voluntary movement

deficiencies lead to alzheimer’s

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

dopamine

A

pleasure
excess leads to schizophrenia
deficiencies lead to parkinson’s

17
Q

serotonin

A

mood

deficiencies lead to depressive disorders

18
Q

norepinephrine

A

alertness

deficiencies lead to depressive disorders

19
Q

GABA

A

slows down central nervous system

deficiencies lead to anxiety disorders

20
Q

glutamate

A

learning and memory
speeds up central nervous system
excess leads to migraines and seizures

21
Q

endorphins

A

block pain

excess leads to euphoria

22
Q

substance P

A

carry pain signals

excess leads to anxiety, insomnia

23
Q

oxytocin

A

social bonding

24
Q

receptor sites

A

each is tuned to accept only specific neurotransmitters

25
Q

excitatory PSP

A

Charge increases volatge

26
Q

Inhibitory PSP

A

charge decreases voltage

27
Q

reuptake

A

when neurotransmitters are reabsorbed by sending neuron

28
Q

selective serotonin inhibitors

A

slows down reuptake of serotonin

treats depressive disorder

29
Q

GABA reuptake inhibitors

A

same as SSRA w/ GABA

treats anxiety

AP psychology unit 2 (6 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions