Which of the Following Concerning Olfaction Is False

question 55

Multiple Choice

Which of the following concerning olfaction is false?

• A) Olfactory receptors are highly modified neurons.
• B) Molecules to be smelled must first dissolve in the mucus covering the olfactory receptors.
• C) Humans may have as many as 20 million olfactory receptors.
• D) Human power of olfaction is as powerful as that of most other mammals.
• E) Olfactory stimuli do not pass through the thalamus before journeying to the olfactory cortex.

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