Nervous System Flashcards
1
Q
What is a stimulus
A
A change to the environment internal or external
2
Q
Job of receptor
A
To detect stimulus
3
Q
Job of coordinating center
A
To receive and process information from the receptor and organise a response
4
Q
Job of effector
A
To counter act the change and restore optimal conditions
5
Q
Order of nervous system x7
A
Stimulus Receptor Sensory neuron CNS Motor neuron Effector response
6
Q
Example of CNS
A
Brain and spinal cord
7
Q
Role of nervous system
A
React to surroundings and coordinate behaviour
8
Q
What is a synapse
A
The connection between two Neurons.
Transferred as a chemical then electrical impulses
9
Q
What is different about reflex’s
A
There is no decision made by the conscious part of the brain
10
Q
Advantages of reflexes
A
Automatic and rapid
protect us from danger
