The Nervous System Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is the central nervous system made of?

A

The central nervous system is made up of the brain and the spinal cord.

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

What is the nervous system?

A

The nervous system is our primary internal communication system, a specialised network of cells in our body

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

What is the nervous system split into?

A

The central nervous system and the peripheral nervous system.

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

What does the central nervous system do?

A

The central nervous system receives information from the senses and controls the behaviour and regulation of the body’s psychological processes.

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

What is the autonomic nervous system subdivided into?

A

Into the sympathetic and parasympathetic

branches.

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

What is the peripheral nervous system divided into?

A

The autonomic nervous system and the somatic nervous system.

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

What does the autonomic nervous system do?

A

It controls involuntary, vital functions of the body, such as maintaining heart rates and breathing rates

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

What do the sympathetic and parasympathetic branches do?

A

They work as part of an antagonistic pair during the ‘rest and digest’
response, and are crucial in producing the physiological arousal needed to maintain the fight or flight
response.

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

An example of the sympathetic and parasympathetic nervous systems working as an antagonistic pair:

A

The sympathetic nervous system increases heart rates, breathing rate, causes vasoconstriction and pupil dilation.

Whilst the parasympathetic nervous system decreases heart
rate, breathing rates, causes vasodilation and pupil constriction.

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

What does the somatic nervous system do?

A

It also governs muscle movement.

It receives information from sensory receptors belonging to each of the 5 senses, and results in effectors being stimulated by the CNS, via motor neurones.

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

What is the function of the peripheral nervous sytem?

A

To transmit messages via neurons.

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

What are the 2 functions of the nervous system?

A

To collect, process and respond to info from the environment.
To co-ordinate the working of different organs and cells in the body.

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

What is the function of the spinal cord as part of the CNS?

A

The spinal cord passes info from the brain and connects nerves to the PNS.

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

What is the function of the spinal cord as part of the CNS?

A

The spinal cord passes info from the brain and connects nerves to the PNS.

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