Which of the Following Statements Is Not True of the Olfactory

question 135

Multiple Choice

Which of the following statements is not true of the olfactory receptors?

• A) They are chemoreceptors.
• B) They are located in an area that is easily stimulated.
• C) The sense of smell in humans is less keen than in many other animals.
• D) All of the above statements are true.

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Definitions:

Iris

the colored ring around the pupil of the eye, responsible for controlling the size of the pupil and thus the amount of light that enters the eye.

Light Entering Eye

The process by which visual information begins its journey to perception, involving photons passing through the eye's structures to reach and stimulate the retina.

Retina

The retina is a thin layer of tissue located on the inside back wall of the eye, which contains cells that are sensitive to light and trigger nerve impulses that pass via the optic nerve to the brain, where a visual image is formed.

Fovea

A small, central pit in the retina of the eye, responsible for sharp central vision.