Understanding the Five Senses

Front

What do all sensory receptors have in common?

Back

They all detect changes in the environment.

Front

Which type of receptor responds to chemical substances?

Back

Chemoreceptors.

Front

How many different odorant receptors do humans have?

Back

About 400.

Front

The receptors responsible for taste (taste buds) and smell are called?

Back

Chemoreceptors.

Front

What do Merkel cells detect?

Back

Touch.

Front

What are the five senses?

Back

Sight, hearing, taste, touch, and smell.

Front

What type of receptor responds to light?

Back

Photoreceptors.

Front

What is the function of mechanoreceptors?

Back

They detect mechanical changes such as pressure and vibration.

Front

What is the role of thermoreceptors?

Back

They detect changes in temperature.

Front

What is the primary function of the olfactory nerve?

Back

To transmit smell information from the nose to the brain.