Olfaction Flashcards
This flashcard deck was created using Flashcardlet's card creator
Inside the nasal cavity is what type of epithelium?
Olfactory epithelium
What is olfaction?
Sense of smell
What are the three distinct cell types are contained in the olfatory epithelium?
- Olfactory receptor cells (bipolar cells; chemoreceptors)
- Supporting cells (just like in taste buds)
- Basal cells (stem cells)
What cranial nerve conducts olfactory information?
CN I
Where do olfactory glands originate?
The lamina propria
What is the lamina propria made of?
areolar CT
What is the function of the olfactory glands?
To extend the surface of the epithelium and secrete mucin to help dissolved chemicals reach receptors.
Olfactory receptors are specialized _________.
chemoreceptors
What are the structures that project from the apical end through the mucous covering the olfactory epithelium?
Olfactory hairs
What is the olfactory pathway to the CNS?
Receptor cells > olfactory bulbs > olfactory tracts > temporal lobe
*does NOT pass through the thalamus