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COMMUNICATION AND HOMEOSTASIS 1

Horizontales
A chemical that transmits a nerve impulse from one nerve cell to another nerve cell or to a muscle cell.
This type of neurone carries impulses from the CNS to motor neurones.
A chemical messenger secreted from a gland.
Allow cells to recognise the chemicals involved in cell signalling (three words).
A change in an organisms external or internal environment.
Something that coverts form one form of energy to another.
Verticales
This type of neurone carries impulses from the CNS to effector cells.
When a system reacts to a change in a way that pushes it back towards normal (two words)
A cell that brings about a response to a stimulus to produce an effect.
The maintenance of a constant internal environment.
This happens when adjacent or distant cells communicate with each other (two words).
A cell or proteins on a cell surface membrane, that detect a specific stimulus.
This type of neurone carries impulses from receptors to the CNS.
Part of the nervous system made up of the brain and spinal cord (abbreviation)