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HHD Respiratory System Histo
Respiratory System Histo
64
Medical
Professional
03/31/2009

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Term
Three functions of the Respiratory System
Definition
respiration, vocalization, olfaction
Term
Respiration portion is broken down into the
Definition
coducting portion and respiratory portion
Term
Conudcting portion
Definition
transport of air to and from area of gas exchange

clean,warm and humidify air
Term
respiratory portion of the respiratory system
Definition
facilitate the exchange of oxygen and carbon dioxide between air and blood.
Term
function of catilage, smooth muscle and elastic fibers
Definition
maintain and adjust patency of airways
Term
mucous secretion and cilia work together to
Definition
transfer particulate and foregin material to the pharynx for removal
Term
goblet cells and underlying glabds provide the
Definition
secretion
Term
serous glands provide
Definition
watery, protein rich secretions to provide humidity and defense.
Term
Specific arrangement of superficial blood vessels
Definition
carreis blood opposite to incoming air providing countercurrent heat exchange
Term
Venous sinuses sometimes swell to
Definition
close off air flow and prevent drying
Term
What is the final conducting portion of the resiratory system?
Definition
Terminal bronchioles are the final conducting portion of the respiratory tree.
Term
Goblet cells are replaced by ______ cells at the terminal bronchioles
Definition
Clara- they secrete a serous secretion important in defense and removing mucous from the smaller airways. Cilia continue to move the secretion towards the pharynx.
Term
____=the terminal respiratory unit
Definition
acinus
Term
All parts of the ______ contain_____ _which are the regions where gas exchange occurs
Definition
acinus contain alveoli
Term
The respiratory bronchiole has ____ outpocketings of alveoli. The alveolar duct has ______ and the alveolar sac is _____ composed of alveoli
Definition
few
many
completely
Term
gas exchange occurs in regions wehre teh attenuated cytoplasm of Type _____ alveolar cell and _______ cell are closely apposed and share a basal lamina
Definition
Type I alveolar cells and capillary endotehlial cells are apposed.
Term
alveolar type I
Definition
squamous epitehlium
a few cells line 90 percent of alveolar space
facilitate gas exchange and precent most water and molecules from crossing
Term
alveolar type II
Definition
many cells
cuboidal epithelium
interspersed as part of alveolar lining
-secrete srufactant, phospholipid component prevents lungs from collaps on exhalation and saves energy during inhalation.
-replaces type I cells routinely and if damaged.
Term
alveolar macrophage
Definition
defense cells in alveolar space
in lumen and under surfactant
phagocytose and remove inhaled particles that have escaped mucociliary elevator in teh conducitng airwas
facilitate surfactant turnover by removal
Term
trachae and bronchioles no
Definition
air transfer
Term
problem in hte conducting portion-let's say high eosinophils..
Definition
asthma
Term
trachea and bronchioles no
Definition
gas exchange
Term
three functions of the respiratory system
Definition
olfaction, vocalization, respiration
Term
trubinate bones-are ______ bones. there are three of them
Definition
spongy
Term
respiratory mucosa is a________ epithelium
Definition
pseudo stratified
Term
respiaratory epithelium are broken in to
Definition
respiratory epitheliun and lamina propria and mucociliary elevator
Term
venous lexus is known as
Definition
swell bodies
Term
significance of vascular specializations in the lamina propria
Definition
blood flows in opposite to the air flow allowing counter current heat exchange
Term
olfactory mucosa
Definition
divided into olfactory epitehlium pseudostratified with basal cells

lamina propria-Bowman's gland-very round nucleus indicates Bowman's capsule

ofactry unmyelinated axons

Turbainate bone-concha
Term
your nose actually swells during sex in the same way that the penis and clitoris does-parasympathetic influence.
Definition
Term
on the larynx we will see cartilage false vocal chords and real vocal chords
Definition
Term
the cartilaginous rings are or are not continuous circles
Definition
is not....trachealis muscle in back.
Term
muco serous glnds exist
Definition
between tracheal rings
Term
MAz
Definition
connective tissue
Term
in MAz red
blue
Definition
red is cells blue is connective tissue
Term
broncuhs dives into
Definition
parenchymal tissue
Term
when you see intrapulmonary bronchius
Definition
alveli is not fixed very well.
Term
tracheal chondropalasia
Definition
collapse of trachea- wheezing on inspiration
Term
A wash of red means_____ not bronchiole
Definition
blood vessel
Term
surrounding the blood vessel you have ______
Definition
squamous epithelium
Term
surrounding the bronchiole you have _________ epithelium
Definition
pseudostratified to columnar
Term
mucociliary elevator
Definition
carries debris out of lungs....cilia push up
Term
no ___ cells in bronchiol
Definition
goblet
Term
Clara cells
Definition
serve as the mucinous produicng cells in the bronchioles

these are cuboidal cells with cilia

damaged in smokers
Term
flattened cilia is referred to as______
Definition
squamous metaplasia
Term
respiratory cells
Definition
smallest lumen to circumfrence ratio
easiest to collapse
bronchioles
they don't have plates
Term
smooth muscle
Definition
closes bronchioles
Term
emphysema
Definition
breakes up the tissue that maintains the bronchioles opening.
Term
Macrophage
Definition
India INk stain
large cell
nucleus outline
prominent nucleolus
travelling on the bronchiole surface
Term
acinus is a single_______ unit
Definition
respiratory
Term
alveolar duct
Definition
first spot of small gas exchange
Y shaped at the end of the ciliated epithelium
Term
Type I
Definition
netowrk that holds the gas
squamous

cytoplasm lines 90 percent of lungs

if there is an arrow pointing to a wall it is most likely type I
Term
Type II
Definition
acidophilic. single round nuclei
release surfactate
stem cell that replace type one cells.
Term
the wall gets ______ when you exhale
Definition
thicker
Term
lamellar bodies contain
Definition
surfactat
Term
key factor in getting newborn respiratory distress
Definition
prematurity.
Term
macrophages cruise under
Definition
the sufactant layer
Term
if it has pigment and its not a skin cell
Definition
it is probably macrphage
Term
hyphae dark infiltrate on lung tissue
Definition
45 degree
aspergillus.
Term
When we see lines on slide
Definition
that is a wall
Term
when you see points on a slide
Definition
it indicates a line
Term
In COPD
Definition
bronchioles have no tehters.
Term
Respiratory epithelium
Definition
pseudostratofied
cilia
goblet cells
Term
olfactory epithelium
Definition
psudostratified much thicker than respiraotry no goblet cells.
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