Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/56

Click to flip

56 Cards in this Set

  • Front
  • Back
surfactant ___________ compliance
increases
what gases are perfusion limited?
oxygen
carbon dioxide
NO2
when is oxygen diffusion limited?
exercise
emphysema
fibrosis
what does the Bohr method calculate?
physiologic dead space
V/Q at apex?
V/Q at base?
3 (wasted ventilation)
0.6 (wasted perfusion)
Haldane effect?
in lungs
O2 loading make CO2 come off
Bohr effect?
in peripheral tissues
H loading makes O2 come off
what does eating fats do for your respiratory system?
decrease CO2 production
what does a pneumothorax do to arterial blood gases?
build up of PCO2
what does 'bloater' mean?
peripheral edema from pulmonary HTN
findings of chronic bronchitis?
wheezing
crackles (bloater)
cyanosis
what decreases elastic recoil of the lungs besides alpha-1 antitrypisin deficiency?
old age
findings in alpha-1 anti-trypsin deficiency?
panacinar emphysema
LIVER CIRRHOSIS
findings in emphysema?
dyspnea (puffer)
decreased breath sounds
tachycardia
decreased I/E ratio
intrinsic asthma is found in...
adults
dilated airways?
bronchiectasis
major cause of bronchiectasis?
bronchial obstruction
honeycomb lung?
idiopathic pulmonary fibrosis aka DIP
Birbeck granules?
eosinophilic granuloma
(a restrictive lung disease)
pneumothorax and pleural effusion are considered _____________ lung disease.
restrictive.
in a tension pneumothorax, trachea deviates...
away from lesion.
flow volume curve in obstructive disease is...
scooped out and shifted left
radial traction from fibrosis _________ airway resistance
decreases
flow volume curve of restrictive disease is...
shifted right
hallmark of obstructive disease?
decreased FEV1/FVC ratio
who gets asbestosis?
ship builders and plumbers
ivory white pleural plaques?
asbestosis
surfactant ____________ surface tension, preventing alveolar collapes
decreases
what is surfactant?
dipalmitoyl phosphatidylcholine
respiration is possible after week ______
surfactant is made abundantly after week ________
25
35
maternal diabetes is associated with...
neonatal respiratory distress syndrome
what is histologically identical to sarcoid?
berylliosis
ectopic hormone production of small cell lung cancer?
ADH
ACTH
ectopic hormone production of squamous cell carcinoma?
PTH
lung cancer on pre-existing scars?
adenocarcinoma (most common type)
where are carcinoid tumors found?
main bronchi
lung metastases?
brain
bone
liver
complication of lung cancer?
superior vena cava, pancoasts, Horner's, Endocrine, Recurrent laryngeal n., PLEURAL/PERICARDIAL EFFUSIONS
CEA positive and Kras oncogenes?
adenocarcinoma
poor prognosis lung cancer?
large cell carcinoma
what bugs cause bronchopneumonia?
S. aureus
H. flu
Klebsiella
S. pyogenes
which leukotriene is a neutrophil chemotactic agent?
LTB4
which PG decreases uterine tone?
which PG increseases uterine tone?
PGI
PGE and PGF
mechanism of theophylline?
inhibits phosphodiesterase
mechanism of corticosteroids?
inactivate NF-Kb
mechanism of beta agonist on the lungs?
increase cAMP, which causes bronchodilation
order of beta agonist potency?
order of alpha agnoist potency?
iso>Epi>NE
Epi>NE>iso
what does adenosine do the lungs?
bronchoconstrict
what is Cheyne-Stokes breathing?
tidal volume interrupted by periods of apnea
drug overdose, hypoxia, CNS depression
self-arousal with which apnea?
obstructive
what is a tension pneumothorax?
a flap of tissue traps air in, trachea deviates away
how does aspirin induce asthma?
decreases COX, allowing LOX to take over
direct release of bronchoconstrictors in ________ asthma
occupational
what is non-atopic or non-reaginic asthma?
post viral URI
decreased vagal threshold
responsive to steroid treatment?
DIP/IPF
what condition should you check for in asthmatics on chronic steroids?
diabetes