Quiz: Smell

1. The nerve cells associated with the process of olfaction are different than most nerve cells because they __________.
a. have the ability to reproduce
b. are larger than other nerve cells
c. have more branches than other nerve cells
2. In order to initiate an action potential regarding olfaction, which of the following must occur first?
a. The olfactory bulbs must be activated.
b. The synaptic areas within the brain must be activated.
c. The molecules of the vapor must dissolve in the mucus that covers the nasal epithelium.

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