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DIT resp anatomy

What histological change takes place in the trachea of a smoker? metaplasia from ciliated columnar to squamous
anaphylaxis. incusion below thyroid cartilage to establish airway. what structure do you cut? cricothyroid membrane
What structure crosses the diaphragm at T8? IVC
What structure crosses the diaphragm at T10? Esophagus
What structures cross the diaphragm at T12? (red white and blue) aorta, thoracic duct, azygous v.
what cell type proliferates during lung damage? type 2 pneumocytes
What amniotic fluid measurement is indicative of fetal lung maturity? lecithin-sphingomyelin ratio>2
A young woman has infertility, recurrent URIs and dextrocardia. Which of her proteins is defective? cilia (dynein arms) = kartagener
vital capacity + RV = TLC
IRV + TV = Inspiratory Capacit
what substances are known for causing methemoglobinemia? choloraquine and primaquine; lidocaine; nitrates; dapsone, sulfonamides; metoclopramide
A 42 yo woman with fibroids is chornically tired. why? Hypoxia. fibrosis dowsn't give gas enough time to equilibrate = HYPOCHROMIC MICROCYTIC ANEMIA. Fibroids bleed cause decreased hemoglobin
Pt is shown to have hypoxia and CXR reveals an enlarged heart. Pulm HTN --> cor pulmonale
Created by: kayjames



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