ANATOMY OF SENSES: SMELL (OLFACTION)

nasal cavity and hard palate

receptors in the nose for smell

Olfactory Cells

bipolar neurons that access the olfactory mucosa of the roof of the nasal cavity through the foramen of the cribriform plate

olfactory hairs

Chemoreceptors in the nose for smell

Nasal Cavity

Smell (Olfaction) Pathway:

1. ___________ contains a thin film of mucous where odors become dissolved.

2. ______________ are located in mucous wherein its dendrites are enlarged and contain cilia.

3. Dendrites pick up odor, depolarize, and carry odor to axons in _____________ (CN I).

4. _______________________ processes odor.

1 = ?

olfactory neurons

Smell (Olfaction) Pathway:

1. ___________ contains a thin film of mucous where odors become dissolved.

2. ______________ are located in mucous wherein its dendrites are enlarged and contain cilia.

3. Dendrites pick up odor, depolarize, and carry odor to axons in _____________ (CN I).

4. _______________________ processes odor.

2 = ?

olfactory bulb

Smell (Olfaction) Pathway:

1. ___________ contains a thin film of mucous where odors become dissolved.

2. ______________ are located in mucous wherein its dendrites are enlarged and contain cilia.

3. Dendrites pick up odor, depolarize, and carry odor to axons in _____________ (CN I).

4. _______________________ processes odor.

3 = ?

frontal and temporal lobes

Smell (Olfaction) Pathway:

1. ___________ contains a thin film of mucous where odors become dissolved.

2. ______________ are located in mucous wherein its dendrites are enlarged and contain cilia.

3. Dendrites pick up odor, depolarize, and carry odor to axons in _____________ (CN I).

4. _______________________ processes odor.

4 = ?