Homeostasis and Body Systems Flashcard

Front

What are the two types of actions controlled by an animal's nervous system?

Back

Voluntary and involuntary

Front

What composes the central nervous system (CNS)?

Back

Brain and spinal cord

Front

What links all parts of the body to the CNS?

Back

Nerves

Front

What is a nerve composed of?

Back

A bundle of nerve cells or neurones

Front

What role do effectors play in the body?

Back

They receive messages from the CNS and bring about a response

Front

How do receptors communicate with the central nervous system (CNS)?

Back

By generating electrical impulses

Front

What are effectors in the context of the nervous system?

Back

Muscles and glands

Front

What type of stimuli do the ears detect?

Back

Sound (and position of head)

Front

What type of stimuli does the tongue detect?

Back

Chemicals in food

Front

Which sense is associated with detecting chemicals in the air?

Back

Smell