Axons of olfactory receptors extend from the nose to the ____.

A) mouth
B) olfactory clump
C) spinal cord
D) olfactory bulb
E) ganglia

Olfactory Receptors

Specialized proteins located in the cell membranes of olfactory receptor neurons, responsible for detecting airborne molecules and initiating the perception of smell.

Olfactory Bulb

A structure in the forebrain involved in olfaction, or the sense of smell, where odor information from the nose is processed and sent to the brain.