9/27 Life Science Flashbacks

Which of the following explains how animals are able to sense sounds in their environment?

• Each kind of sound triggers a different cell in the inner ear.

• Sound waves enter the brain through openings in the skull.

• Receptors pick up the information from sound waves and send it to the brain

• The ears send signals out into the environment and interpret what comes back.

This diagram shows the process the body uses to respond to information received through the senses.

• Information stored for later use

• Information sent to the brain

• Body systems respond to information

• Body systems do not respond to information

Different sensory receptors are located in different parts of the body. How might sensory receptors in the eyes differ from those in other parts of the body? Sense receptors in the eyes need to be -

• larger than other kinds of receptors.

• sensitive to changes in the light.

• able to send information to the muscles.

• faster at processing information.