Nervous system
- Created by: amity.dauntless.erudite
- Created on: 29-04-15 17:41
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- The Nervous System
- Sense Organs
- Eyes
- Sensitive to light
- Ears
- Sensitive to sound
- Nose
- sensitive to chemicals
- Tongue
- Sensitive to chemicals
- Skin
- Sensitive to touch, pressure, pain and tempurature
- Eyes
- The nervous Pathway's
- Stimulus
- A change in the surroundings
- Receptors
- Nerve endings in the Dermis of skin that detect the stimulus.
- Co-ordinator
- The CNS (brain and spinal cord) that co-ordinates a response.
- Effectors
- A muscle/gland that carries out a response
- Response
- Corrective action
- The Neurones
- The Brain and spinal cord are called the CNS (central nervous system)
- 2.Motor neurones carry impulses from the CNS to the effector (Muscle or gland that carries out the action
- 1.Sensory neurones carry impulses from the receptors to the CNS.
- Relay neurones from one part of the CNS to the other, or between the sensory and motor neurones.
- Stimulus
- Sense Organs
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