Psych ch 3 Flashcards

1
Q

Neurons

A

cells that receive and transport electrical signals

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

CNS composes of what

A

brain and spinal chord

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

cerebral cortex

A

grey matter, covers hemispheres

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

three areas receive info

A

auditory, visual, somatosensory

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

cerebellum

A

contols non-conscious processes

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

Brain stem includes

A

medulla
pons
midbrain

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

limbic system

A

regulates behaviour, emotion and memory

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

basal ganglia

A

involved in volunatry motor response

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

endocrine glands

A

release hormones

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

somatic nervous system has two types of cells

A

Efferent and Afferent

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

efferent

A

carry from cns

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

afferent

A

carry to cns

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

sympathetic

A

activates functions

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

para sympathetic

A

relaxes

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

cell body

A

metabolic centre of neuron

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

dendrites

A

gather info

17
Q

axon

A

carries messages

18
Q

terminal buttons

A

bottom of dendrites

19
Q

Myelin Sheath

A

fatty insulation around axons

20
Q

nodes of ranvier

A

gaps between myelin sheath

21
Q

threshold

A

-50mv

22
Q

depolarized from when

A

-70 to -50

23
Q

all or nothing

A

once the threshold is reached, the neuron fires

24
Q

agonist

A

drugs that affect neurotransmitters

25
Q
A