Gas exchange US Medical PG Flashcards - Medical Study Cards
Master Gas exchange with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Gas exchange Flashcard Deck - 10 Cards
Flashcard 41: 2,3-BPG decreases the affinity of hemoglobin for O2 by binding to hemoglobin _____ chains
Answer: β
Extra:
Watch associated Bootcamp video [https://app.bootcamp.com/med-school/pulmonology/videos/blood?index=10]
https://onlinemeded.org/spa/heme-onc/hemoglobin/acquire?ref=anki
Flashcard 42: What cause of hypoxemia is not greatly helped by supplemental O2?
_____
Answer: Right-to-left shunt
Extra: Watch associated Bootcamp video [https://app.bootcamp.com/med-school/pulmonology/videos/blood?index=22]
https://onlinemeded.org?ref=anki
Flashcard 43: How do levels of PCO2 change during pregnancy?
_____
Answer: Decreased (due to increased ventilation rate)
Extra:
Watch associated Bootcamp video [https://app.bootcamp.com/med-school/reproduction/videos/pregnancy-and-menstruation?index=6]
https://onlinemeded.org?ref=anki
Flashcard 44: The Po2 in dry inspired air is normally approximately _____ mmHg
Answer: 160
Extra:
Watch associated Bootcamp video [https://app.bootcamp.com/med-school/pulmonology/videos/blood?index=14]
https://onlinemeded.org/spa/pulmonary/gas-exchange/acquire?ref=anki
Flashcard 45: One way in which CO2 is carried in the blood is bound to hemoglobin, known as _____ (5%)
Answer: carbaminohemoglobin (HbCO2)
Extra:
Watch associated Bootcamp video [https://app.bootcamp.com/med-school/pulmonology/videos/blood?index=12]
https://onlinemeded.org?ref=anki
Flashcard 46: What equation may be used to calculate the O2 content of blood?
O2 content = _____
Answer: (1.34 * Hb * SaO2) + (0.003 * PaO2)
Extra:
Watch associated Bootcamp video [https://app.bootcamp.com/med-school/pulmonology/videos/blood?index=10]
https://onlinemeded.org/spa/heme-onc/hemoglobin/acquire?ref=anki
Flashcard 47: Carboxyhemoglobin causes the O2-hemoglobin dissociation curve to shift to the _____
Answer: left
Extra: Watch associated Bootcamp video [https://app.bootcamp.com/med-school/pulmonology/videos/blood?index=16]
https://onlinemeded.org/spa/heme-onc/hemoglobin/acquire?ref=anki
Flashcard 48: The Po2 in humidified tracheal air is normally approximately _____ mmHg
Answer: 150
Extra:
Watch associated Bootcamp video [https://app.bootcamp.com/med-school/pulmonology/videos/blood?index=14]
https://onlinemeded.org/spa/pulmonary/gas-exchange/acquire?ref=anki
Flashcard 49: _____ in Pco2 cause the O2-hemoglobin dissociation curve to shift to the right
Answer: Increases
Extra:
https://onlinemeded.org/spa/heme-onc/hemoglobin/acquire?ref=anki
Flashcard 50: How does Pao2 change in response to exercise?
_____
Answer: No change
Extra:
Watch associated Bootcamp video [https://app.bootcamp.com/med-school/pulmonology/videos/blood?index=20]
https://onlinemeded.org?ref=anki
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