Regarding the Sense of Smell, Which of the Following Statements

Multiple Choice

Regarding the sense of smell, which of the following statements is FALSE?

A) Humans have about 10 million odor receptors in the nostrils.
B) Human odor receptors are capable of sensing about 10,000 different substances.
C) Different substances have different shaped molecules that fit into particular odor receptors.
D) Smell is the only sense in which sensory information does not go through the thalamus on its way to the cerebral cortex.
E) The limbic system is involved in the processing of smells.