Regarding olfaction,which of the following statements is FALSE?
A) There are roughly five million nerve fibers embedded in the lining of the upper nasal passages.
B) The theory of smell that holds that odors are related to the shapes of chemical molecules is known as the opponent-process theory.
C) Five people out of 100 experience some degree of dysosmia.
D) Blows to the head can tear the olfactory nerve and cause dysosmia or anosmia.

Question

Quizplus · Accepted Answer

The theory of smell that holds that odors are related to the shapes of chemical molecules is actually known as the lock-and-key theory, not the opponent-process theory. The opponent-process theory refers to the physiological processes that occur in the retina in response to light.

Regarding Olfaction,which of the Following Statements Is FALSE