Psychology Unit 2: The Nervous System SG

5.0(1)
studied byStudied by 8 people
5.0(1)
full-widthCall Kai
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
GameKnowt Play
Card Sorting

1/31

flashcard set

Earn XP

Description and Tags

Psychology

Study Analytics
Name
Mastery
Learn
Test
Matching
Spaced

No study sessions yet.

32 Terms

1
New cards
Where is the nucleus and what does it do?
Where is the nucleus and what does it do?
Brain of the cell and processes the message and decides if it keeps going or stops.
Brain of the cell and processes the message and decides if it keeps going or stops.
2
New cards
Where are the dendrites and what do they do?
Where are the dendrites and what do they do?
Receive incoming messages.
Receive incoming messages.
3
New cards
Where is the cell body and what does it do?
Where is the cell body and what does it do?
Protects the nucleus.
Protects the nucleus.
4
New cards
Where are the myelin sheaths and what do they do?
Where are the myelin sheaths and what do they do?
Protects the axon.
Protects the axon.
5
New cards
Where are the axon terminals and what do they do?
Where are the axon terminals and what do they do?
Releases the message to the next neuron.
Releases the message to the next neuron.
6
New cards
Where is the axon and what does it do?
Where is the axon and what does it do?
Pathway for the message.
Pathway for the message.
7
New cards
Where is the synapse gap and what does it do?
Where is the synapse gap and what does it do?
Take one neuron to the next
Take one neuron to the next
8
New cards
Where are the neurotransmitters and what do they do?
Where are the neurotransmitters and what do they do?
Tiny messages.
Tiny messages.
9
New cards
Where are the sensory neurons and what do they do?
Where are the sensory neurons and what do they do?
Send messages from the body to the brain.
Send messages from the body to the brain.
10
New cards
Where are the inter neurons and what do they do?
Where are the inter neurons and what do they do?
Live in the brain and spinal cord and communicate with them.
Live in the brain and spinal cord and communicate with them.
11
New cards
Where are the motor neurons and what do they do?
Where are the motor neurons and what do they do?
Send messages from the brain/spinal cord to the body.
Send messages from the brain/spinal cord to the body.
12
New cards
Action potential
Neuron chain created and sent a message
13
New cards
What is the nervous system?
The system our brains use to communicate within itself and across our bodies
14
New cards
What is the central nervous system?
Deals with the brain and spinal cord.
15
New cards
What is the peripheral nervous system?
Nerve systems reaching out from spinal cord across the body.
16
New cards
What does the peripheral nervous system lead to?
The sensory and motor divisions.
17
New cards
What is sensory division?
Sends messages from the body to the brain
18
New cards
What is motor division?
Sends messages from brain to body.
19
New cards
What does the motor division lead to?
Somatic and autonomic divisions.
20
New cards
What is the somatic division?
Messages we can control like speech or walking
21
New cards
What is the autonomic division?
Regions of our body our brain controls for us like digestion.
22
New cards
What does the autonomic division lead to?
Sympathetic and parasympathetic divisions.
23
New cards
What does the sympathetic division do?
Communication speeds things up like heart rate and breathing.
24
New cards
What does the parasympathetic division do?
Communication slows things down like heart rate and breathing.
25
New cards
How many neurons are in a human brain?
100 billion.
26
New cards
What is a neuron?
Foundational cell in the nervous system that lets us communicate.
27
New cards
What are glial cells?
Hold the neurons together/protect them.
28
New cards
What is acetylcholine?
Involved with attention, memory, arousal, muscle contractions.
29
New cards
What is serotonin?
Involved with sleep, mood, appetite.
30
New cards
What is dopamine?
Involved with sensation and movement control.
31
New cards
What are endorphins?
Pain relief.
32
New cards
Order of the nervous system.
Central, Peripheral, sensory and motor divisions, somatic and autonomic divisions, sympathetic and parasympathetic divisions.