NBME CBSE REAL EXAM 200 QUESTIONS AND
ANSWERS LATEST 2026 (usmle step 1)MEDICAL
EXAMINATION
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Terms in this set (1757)
Type II pneumocytes surfactant (lecithin)
Proliferate after injury
Type I progenitors
Neonatal Respiratory Distress Syndrome
Polio live v killed vaccine Killed = Salk = IgG
Live = Sabin = IgG + IgA
- can be shed in feces
Neonatal Respiratory Distress: Maternal DM (high insulin)
Etiology + Tx or C-section (low cortisol)
TX: dexamethasone before birth
, Lung maturity determined with Amniocentesis of Phospholipids (*type II
pneumocytes)
L >> S
Type I pneumocytes Squamous gas diffusion
Elastase in lungs macrophage: lysosomes
PMN: azuronphilic granules
Elastin stretches and recoils due to Lysine interchain crosslinks
air pressure and Air pressure = 0
intrapleural pressure at FRC Intrapleural pressure = -5
Pulm Vasc Resistance is lowest during Exhale of Tidal Volume
Lung Compliance is decreased by LHF, pulmonary edema,
pulmonary fibrosis
Lung Compliance is increased by emphysema, age
Obesity affects ERV and FRC DECREASE
ERV & FRC
ANSWERS LATEST 2026 (usmle step 1)MEDICAL
EXAMINATION
Play your way to mastery with fun games
Match Blocks Charms NEW
Terms in this set (1757)
Type II pneumocytes surfactant (lecithin)
Proliferate after injury
Type I progenitors
Neonatal Respiratory Distress Syndrome
Polio live v killed vaccine Killed = Salk = IgG
Live = Sabin = IgG + IgA
- can be shed in feces
Neonatal Respiratory Distress: Maternal DM (high insulin)
Etiology + Tx or C-section (low cortisol)
TX: dexamethasone before birth
, Lung maturity determined with Amniocentesis of Phospholipids (*type II
pneumocytes)
L >> S
Type I pneumocytes Squamous gas diffusion
Elastase in lungs macrophage: lysosomes
PMN: azuronphilic granules
Elastin stretches and recoils due to Lysine interchain crosslinks
air pressure and Air pressure = 0
intrapleural pressure at FRC Intrapleural pressure = -5
Pulm Vasc Resistance is lowest during Exhale of Tidal Volume
Lung Compliance is decreased by LHF, pulmonary edema,
pulmonary fibrosis
Lung Compliance is increased by emphysema, age
Obesity affects ERV and FRC DECREASE
ERV & FRC