The Nervous System Flashcards Preview

BIOL UNIT 3 mrs thomas > The Nervous System > Flashcards

Flashcards in The Nervous System Deck (4)
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1

What is a stimulus ?

A change in an organism's internal or external environment

2

What are receptors

Specialised sensory cells that detect internal or external stimuli that act as transducers by converting one form of energy into electrochemical

3

What is co ordinator

CNS

4

Give the names of the two different types of effector

Muscle
Glands