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Respiratory
Anatomy
24
Anatomy
Graduate
01/17/2014

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Cards

Term
cartilage in the respiratory tree
Definition
trachea and bronchi
Term
conducting zone
Definition
nose, pharynx, trachea, bronchi, bronchioles and terminal bronchioles
Term
fxn of conducting zone
Definition
warms, humidifies and filters air
Term
respiratory zone
Definition
respiratory bronchioles, alveolar ducts and alveoli
Term
respiratory zone fxn
Definition
gas exchange
Term
type I pneumocytes
Definition
97%; squamous, thin for optimal gas diffusion
Term
type II pneumocytes
Definition
3%; secrete surfactant
Term
fxn of surfactant
Definition
decrease surface dens ion
Term
what cell type proliferates during lung damage?
Definition
type II
Term
clara cells
Definition
nonciliated, columnar; secrete parts of surfactant, degrade toxins; reserve cells
Term
what indicates fetal lung maturity?
Definition
lecitin-t-phingomyelin ratio of >2.0
Term
diffusion barrier consists of:
Definition
type I epithelial cell, VM and papillary endothelium
Term
lobes of L lung
Definition
2 and a lingula
Term
R lung lobes
Definition
3
Term
lobe more common of inhaled foreign body
Definition
R lung
Term
what happens if you aspirate a peanut:
- while upright
- while supine
Definition
- lower R inf lobe
- superior R inf lobe
Term
what is the relation of the pulmonary tree to the bronchus at each hilus
Definition
R is anterior
L is superior
Term
T8
Definition
IVC
Term
T10
Definition
esophagus, vagus
Term
T12
Definition
aorta, thoracic duct, azygous vein
Term
what is the diaphragm innervated by?
Definition
C3,4,5 = phrenic
Term
referred pain from the diaphragm goes to
Definition
shoulder
Term
mm of inspiration
Definition
external intercostals, scalene mm, sternocleidomastoid
Term
mm of expiration
Definition
recuts abdominis, internal and exteral obliques, transversus abdominis, internal intercostals
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