Chapter 2.3a Control and Communication: Nervous System Flashcards

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

The parts of the nervous system are the

A

brain, spinal cord, the nerves and the sense organs

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

The nervous system is made up of cells called

A

neurons

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

There are three basic types of neuro:

A

Sensory, relay and motor

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

The Central Nervous System (CNS) is made up of the

A

brain and the spinal cord

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

The brain is made up of the

A

cerebrum, cerebellum and medulla

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

The cerebrum is responsible for

A

conscious thoughts, reasoning, memory and emotions

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

The cerebellum controls

A

balance and co-ordination

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

The medulla controls involuntary functions such as

A

breathing, heart rate and peristalsis

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

The CNS processes information from the

A

Sense organs and coordinates responses

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

Sense organs contain receptor cells which generate

A

electrical impulses in response to stimuli

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

Electrical impulses pass from

A

sensory neurons to relay neurons within the CNS

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

Relay neurons within the CNS pass electrical impulses to

A

motor neurons

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

Motor neurons pass electrical impulses to

A

effectors which bring about a response

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

Reflex actions are very rapid since they involve only

A

a few neurons and do no require complex processing of information by the brain

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

Reflex actions help

A

protect the body from harm

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

The group of neurons involved with the structure and function of a reflex action is called a

A

reflex arc

17
Q

A synapse is a

A

narrow gap between the neurons

18
Q

Chemicals are released into the synapse from the neuron leading to it. These chemicals allow an

A

electrical impulse to be generated in the next neuron after the synapse.