Senses Flashcards
1
Q
Sensory nerve
A
Sends a message to the brain from the sense organ
2
Q
Motor nerve
A
Sends a message from the brain to a muscle
3
Q
Sensitivity
A
Detecting and responding to a stimulus
4
Q
A stimulus
A
Is something that causes a response. E.g. A pound noise causing me to jump
5
Q
Messages
A
Are sent along nerves as pulses of electricity
6
Q
The eye contains
A
The cornea, iris, lens, pupil, retina, optic nerve and ciliary muscle
7
Q
Nervous system
A
Brain, spinal cord, all the nerves
