Histology - Respiratory System Flashcards
forceful attempt at expiration while glottis is
closed
Valsalva
false about nasal vestibule
a. non-keratinized stratified squamous epithelium
b. Narrowest part of the nose
c. Has the greatest turbulence
d. all are false
a. non-keratinized stratified squamous epithelium
keratinized dapat
most frequent location of nosebleed or epistaxis due to extensive venous plexus
a. nasal vestibule
b. nasal septum
c. nasal turbinates
d. paranasal sinuses
b. nasal septum
Part of nose that…
- lets olfactory fibers pass through (for sense of
smell) , hence: synapse location - Separates brain and nasal cavity
cribriform plate
false about nasal turbinates
a. also called concha
b. provides laminar flow
c. superior part is congested if you have flu
d. Ciliated pseudostratified columnar epithelium
c. superior part is congested if you have flu
inferior dapat
true about olfactory epithelium
a. location: roof of nasal cavity
b. Thicker than respiratory epithelium
c. no goblet cells
d. all are true
d.all are true
function of Bowman’s gland
moistens epithelium by secreting fluids and facilitates
smelling;
Respiratory epithelium does not contain goblet cells, true or false?
False. It contains goblet cells (mucous vascular lamina
propria) necessary for mucocillary clearance
The pharynx is part of the respiratory system only. True or false?
False. part din siya ng digestive system
All three divisions of the pharynx have Non-keratinizing
stratified squamous epithelium. True or false?
False. Nasopharynx has pseudostratified columnar epithelium.
Lymphoid tissue abundant at the lamina propria of the nasopharynx
Nasopharyngeal tonsil/ Adenoid/ Waldeyer’s ring
Both the oropharynx and laryngopharynx protects tissue from damage caused by swallowed food. True or false?
true
The following types of cartilage are present in the larynx except:
a. thyroid
b. cricoid
c. adenoid
d. hyaline
c. adenoid
Pick the false statement
A. intrinsic muscles attach larynx to hyoid
B. intrinsic muscles join thyroid and cricoid cartilage
C. extrinsic muscles raise larynx during regurgitation
D. intrinsic muscles changes the tension of vocal cords and influences phonation
A. intrinsic muscles attach larynx to hyoid
extrinsic dapat!
false about epiglottis
a. made of fibrocartilage
b. attached to thyroid cartilage
c. both lingual and laryngeal sides have pseudostratified columnar epithelium
d. close trachea during swallowing
c. both lingual and laryngeal sides have pseudostratified columnar epithelium
lingual side: stratified squamous epithelium