How do levels of 2,3-BPG change at high altitudes? _____
#2
In response to high altitude, there are cellular changes, such as increased _____
#3
Increased ventilation (e.g. high altitude) causes _____ Paco2
#4
What is the effect of decreased alveolar ventilation on arteriolar (and alveolar) Pco2?_____
#5
What is the secondary regulator of cerebral perfusion?
#6
What is the primary regulator of cerebral perfusion?
#7
How long can the brain withstand hypoxia before sustaining irreversible damage?
#8
COPD, cyanotic congenital heart disease, obstructive sleep apnea, and high altitude cause _____ polycythemia
#9
Which zone of the lung has the highest Pao2?
_____
#10
In the _____, HCO3- enters the red blood cells in exchange for Cl-
Altitude physiology US Medical PG Flashcards - Medical Study Cards
Master Altitude physiology 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.
Altitude physiology Flashcard Deck - 10 Cards
Flashcard 1: How do levels of 2,3-BPG change at high altitudes? _____
Answer: Increased
Flashcard 2: In response to high altitude, there are cellular changes, such as increased _____
Answer: mitochondria
Flashcard 3: Increased ventilation (e.g. high altitude) causes _____ Paco2
Answer: decreased
Flashcard 4: What is the effect of decreased alveolar ventilation on arteriolar (and alveolar) Pco2?_____
Answer: Increased Pco2
Flashcard 5: What is the secondary regulator of cerebral perfusion?
Answer: PO2 - only takes effect during severe hypoxia
Flashcard 6: What is the primary regulator of cerebral perfusion?
Answer: PCO2
Flashcard 7: How long can the brain withstand hypoxia before sustaining irreversible damage?
Answer: 5 minutes
Flashcard 8: COPD, cyanotic congenital heart disease, obstructive sleep apnea, and high altitude cause _____ polycythemia
Answer: physiologic secondary
Extra:
* due to chronic hypoxia
Watch Polycythemia [https://dashboard.sketchy.com/study/medical/courses/medical-pathophysiology/units/medical-pathophysiology-myeloid-lymphoid/videos/medical-pathophysiology-myeloid-and-lymphoid-myeloid-disorders-polycythemia?utm_source=anki&utm_medium=partnership&utm_campaign=february_update&utm_content=medical]
https://onlinemeded.org?ref=anki
Flashcard 9: Which zone of the lung has the highest Pao2?
_____
Answer: Zone 1
Extra:
Watch associated Bootcamp video [https://app.bootcamp.com/med-school/pulmonology/videos/blood?index=14]
https://onlinemeded.org?ref=anki
Flashcard 10: In the _____, HCO3- enters the red blood cells in exchange for Cl-
Answer: lungs
Extra:
Watch associated Bootcamp video [https://app.bootcamp.com/med-school/pulmonology/videos/blood?index=12]
https://onlinemeded.org?ref=anki
Keywords: Altitude physiology flashcards, medical flashcards, NEET PG preparation, USMLE Step 1 flashcards, Anki alternative, spaced repetition medical, OnCourse flashcards
Altitude physiology Flashcards for USMLE
Study 10 flashcards on Altitude physiology for USMLE Physiology. These active recall cards cover the key concepts, clinical associations, and high-yield facts from this chapter of Gas exchange. Each card is designed to test your understanding rather than just recognition, building stronger and more durable memories for exam day.
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