Atrial contribution to cardiac function — Flashcards

Flashcard 1: What phase of the cardiac cycle is most affected by changes in heart rate?_____

Answer: Reduced ventricular filling (diastasis)

Flashcard 2: The heart sound _____ may be audible during isovolumetric relaxation

Answer: S2

Flashcard 3: Increased right atrial pressure, due to filling against a closed tricuspid valve, appears as the _____ wave on the venous pulse curve

Answer: v

Flashcard 4: The heart sound _____ may be audible during isovolumetric contraction

Answer: S1

Flashcard 5: During rapid ventricular filling, the left ventricular pressure becomes less than the left atrial pressure and the _____ valve opens

Answer: mitral

Flashcard 6: _____ is the fifth phase of a cardiac cycle and represents the period just before mitral valve closing

Answer: Reduced filling

Flashcard 7: Where in the heart is conduction velocity the slowest? _____

Answer: AV node

Extra:   https://onlinemeded.org/spa/cardiac/arrhythmias/acquire?ref=anki  

Flashcard 8: During rapid ventricular ejection, the ventricular pressure becomes greater than aortic pressure and the _____ valve opens

Answer: aortic

Extra:  Watch associated Bootcamp video [https://app.bootcamp.com/med-school/cardiology/videos/cardiac-cycle?index=6] https://onlinemeded.org?ref=anki 

Flashcard 9: Inspiration delays closure of the _____ valve which causes splitting of the S2 heart sound

Answer: pulmonic

Extra:  Watch associated Bootcamp video [https://app.bootcamp.com/med-school/cardiology/videos/cardiac-cycle?index=4] https://onlinemeded.org?ref=anki 

Flashcard 10: What phase of the cardiac cycle begins during the QRS complex on ECG? _____

Answer: Isovolumetric ventricular contraction

Extra:  Watch associated Bootcamp video [https://app.bootcamp.com/med-school/cardiology/videos/cardiac-cycle?index=6] https://onlinemeded.org?ref=anki