Ch 5: Nasal Cavity Flashcards
5 functions of resp system
oxygen/CO2 exchange olfaction phonation defense condition air
the ___ system is a three tiered system with large, medium and small particle filters
filtration
the ___ portion of respiratory system transports air to the respiratory portion
conducting
SURFACE EPI found in the vestibule of the nasal cavity
keritinized stratified squamous
(2) glands in ct found in vestibule of nasal cavity
sebaceous
sweat
support found in vestibule of nasal cavity
hyaline cartilage
additional features found in vestibule of nasal cavity
vibrissae (nose hairs)
vibrissae are a type of ___ particle filter
large
___ region of nasal cavity is found bt lumen nasi and superior & middle concha
respiratory
4 functions of respiratory region of nasal cavity
warm air
clean air
humidify air
provide defense
surface epi found in the resp region of the nasal cavity
respiratory (ciliated pseudostratified columnar)
-WITH goblets, ciliated columnar, basal cells
the __ __ is found in the resp region of the nasal cavity, is composed of goblet & ciliated columnar cells, and acts as a MEDIUM particle filter
mucociliary apparatus
___ glands in the resp region of the nasal cavity are found in the LP
seromucus
MUCUS portion of seromucus glands in the resp region of the nasal cavity contribute mucus for (2):
mucociliary clearance
air humidity
serous products produced in seromucus glands of resp region of nasal cavity include: \_\_\_\_: antibact \_\_\_\_: antiviral \_\_\_\_: stim defense cells air humidity
lysozyme
interferons
cytokines
serous products of the resp region of nasal cavity act as a ___ particle filter
small
also found in the LP of resp region is the __ __ which is many large venules, typically partially filled
cavernous plexus
3 functions of cavernous plexus
warm air
humidify air
defense (inflam)
support is found in the resp region of the nasal cavity in the form of __ __ & ___
hyaline cartilage
bone
surface epi of OLFACTORY region is ___ epi with supporting & ___ cells as well as ___ neurons
olfactory
basal
olfactory
____ cells of the olfactory region provide phys support, nourishment, electrical insulation and are ___ cells with microvilla
supporting
columnar
- ____ neurons are BIPOLAR neurons w olf cilia extending onto the epi surface
- ____ axon passes thru CRIBRIFORM PLATE to connect to olfactory bulb
olfactory
basal
___ cells are small PYRAMIDAL shaped cells that can divide and replace other two cell types
basal
____ glands are found in the olfactory region of the nasal cavity and produce a serous product to “cleanse” olf cilia
olfactory (bowman’s)
support within the olfactory region of nasal cavity is in the form of __
bone
