Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
52 Cards in this Set
- Front
- Back
|
most of the respiratory tract is covered with what type of epithelium
|
pseudostratified ciliated columnar
|
|
|
main function of ciliated cells in resp tract
|
move mucous
|
|
|
main function of goblet cells in resp tract
|
create mucous
|
|
|
first part of resp tract involved in gas exchange
|
respiratory bronchioles
|
|
|
last part of resp tract involved in conducting air
|
terminal bronchioles
|
|
|
what are swell bodies and where are they located
|
distended veins located in the lamina propria of nasal cavity
|
|
|
epithelium of the nasal cavity
|
nonkeratinized stratified squamous
|
|
|
posterior continuation of the nasal cavity
|
nasopharynx
|
|
|
where does the nasopharynx become the oropharynx
|
soft palate
|
|
|
what type of epithelium is respiratory epithelium
|
pseudostratified ciliated columnar
|
|
|
epithelium of the nasopharynx
|
pseudostratified ciliated columnar
|
|
|
which of the two folds present in the larynx is more superior
|
false folds
|
|
|
space between the true and false folds is called what
|
ventricle
|
|
|
epithelium of the false folds
|
respiratory epithelium
|
|
|
epithelium of the true fold
|
nonkeratinized stratified squamous
|
|
|
prolonged coughing or irritation can cause what changes in respiratory epithelium
|
changes to nonkeratinized stratified squamous and possibly squamous cell carcinoma
|
|
|
trachea has what unique layer in its mucosa
|
muscularis
|
|
|
# of primary bronchi and what they supply
|
2 supply each lung
|
|
|
# of secondary bronchi and what they supply
|
5 supply each lobe (3 on R, 2 on L)
|
|
|
# of tertiary bronchi and what they supply
|
18 supply each pulmonary segment (10 R, 8 L)
|
|
|
primary, secondary, and tertiary bronchi all contain what two things
|
cartilage plates
smooth muscle |
|
|
smooth muscle, but no cartilage think
|
bronchiole
|
|
|
another name for clara cells
|
bronchiolar exocrine cells
|
|
|
function of bronchiolar exocrine cells
|
secrete GAGs that prevent collapse of small airways
|
|
|
gas exchange occurs in what parts of the resp tract
|
resp bronchioles
alveolar duct alveolar sac alveolus |
|
|
last part of the resp tract that contains smooth muscle
|
alveolar ducts
|
|
|
alveoli are lined by what
|
type I and II pneumocytes
|
|
|
type of pneumocyte that gas exchange occurs through
|
type I
|
|
|
most of alveoli is populated by which type of pneumocyte
|
type I
|
|
|
type of pneumocyte that can divide and regenerate into either of the two types
|
type II
|
|
|
type of pneumocyte that secrete surfactant
|
type II
|
|
|
contain continuous capillaries that exchange O2 from the alveoli for CO2 from the blood
|
interalveolar septa
|
|
|
three layers of the blood gas barrier
|
type I pneumocyte and surfactant layer
basal lamina capillary endothelium |
|
|
dust cells
|
alveolar macrophages
|
|
|
areas of the resp tract with respiratory epithelium
|
nasal (also olfactory)
nasopharynx larynx trachea primary - tertiary bronchi large bronchioles |
|
|
areas of resp tract that contain cartilage
|
epiglottis
larynx trachea 1*-3* bronchi |
|
|
last area of the resp tract to contain goblet cells
|
large bronchioles
|
|
|
movement of ribs during inspiration
|
1st and 2nd ribs elevate
3rd-10th ribs bucket handle up 11th and 12th ribs swing laterally |
|
|
muscles of inspiration
|
diaphragm
ext and int intercostals scalenes |
|
|
muscles of expiration
|
innermost intercostals
subcostals abdominals transversus thoracis |
|
|
lymph drainage from heart
|
subepicardial
coronary sup. OR inf. tracheobronchioles supraclavicular subclavian |
|
|
lymph drainage from lungs
|
pulmonary
hilar sup OR inf tracheobronchioles supraclavicular subclavian |
|
|
cardiac impression is located in which lung
|
both
|
|
|
impression of the aorta is located in which lung
|
left
|
|
|
impression of the esophagus is located in which lung
|
right lung
|
|
|
inferior border of lungs is located in what vertebral level
|
ant: 6th costal cartilage
lat: 8th rib post: 10th rib |
|
|
lines of pleural reflection are located where
|
ant: 8th costal cartilage
lat: 10th rib post: 12th rib |
|
|
safest place for thoracocentesis
|
b/w inferior border of lungs and line of pleural reflection
|
|
|
needle is inserted where to prevent hitting intercostal veins, arteries, or nerves
|
superior to rib
|
|
|
the ___ blebs off the gut tube and invades the surrounding mesoderm
|
respiratory diverticulum
|
|
|
part of respiratory diverticulum that forms the respiratory epithelium
|
endoderm
|
|
|
when do type II pneumocytes start secreting surfactant
|
end of 6 mo
|
