One Reason Why We Have Difficulty Tasting Low Concentrations of a Bitter

question 92

Multiple Choice

One reason why we have difficulty tasting low concentrations of a bitter chemical is that:

• A) we have dozens of different types of bitter receptors.
• B) bitter receptors are located only on the back of the tongue.
• C) bitter receptors have axons with very slow conduction velocities.
• D) each bitter receptor responds to a wide variety of chemicals.

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Definitions:

Smell

The ability to perceive odors through sensory organs in the nasal cavity, a vital part of the olfactory system.

Touch

Touch is one of the five senses, involving the sensation that occurs when an object comes into contact with the skin.

Hearing

The faculty of perceiving sounds, which is an essential part of communication and environmental awareness.

Neur/o

A prefix relating to nerves or the nervous system.