Page 44 - The Miracles of Smell and Taste

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Thalamus
Olfactory Olfactory
bulb bulb
Nasal
cavity

Hippocampus
Amygdala
Scent nerve

Scent nerve Mitral cell
fibers
Cribriform plate
(bone)
Axons
Olfactory Scent cells
micro-hairs in
mucosa
Olfactory
epithelium

(Figures 12-13)
The olfactory bulb’s location in the skull, and details of its structure

place. Examine the communication in the bulb in a little more detail, and
you can see why this coordination center is so incomparable.
The scent-receptor cells bring the signals to the bulb. The mitral cells,
which number around 50,000 in an adult human, carry the messages they
receive from the bulb to the brain. Communication between the two

The Miracles of Smell and
Taste