Which of the following is untrue about the sense of smell?
A) It involves chemoreceptors.
B) The olfactory receptors are very sensitive.
C) The olfactory receptors maintain their sensitivity for a long period of time.
D) All of the above are true about the sense of smell.

Question

Quizplus · Accepted Answer

The olfactory receptors actually have a short lifespan and constantly need to be replaced, which means they do not maintain their sensitivity for a long period of time.

Which of the Following Is Untrue About the Sense of Smell