7th Science Ch. 8 lesson 2

A response is an animal’s reaction to a stimulus.

• true

• false

Sensory neurons carry response information to organs.

• true

• false, motor

A(n) brain is a nerve cell with a unique structure for receiving

and passing on information.

• true

• false, neuron

Blinking in bright light is an example of a response.

• true

• false, sense

A(n) ear is a sense organ that detects stimuli in the form of sight.

• true

• false, eye

An impulse is sent through the body as a(n) electrical signal.

• true

• false, radiation

How are a stimulus and a response related?

• A stimulus is a signal that causes an animal to react in some way.

• A response is an animal’s reaction to that stimulus.

• A stimulus is an animal’s reaction to that response.

• A response is a signal that causes an animal to react in some way.

Sensory neurons detect stimuli.

• true

• false

Interneurons carry response information.

• true

• false, motor

Interneurons transfer information between neurons.

• true

• false, motor