Cardiac cycle — Flashcards

Cardiac cycle — Flashcards

Cardiac cycle — Flashcards

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142 flashcards— Page 8 of 15
Study NotesQuestions
#71

An _____ snap in mitral stenosis signifies more severe disease

Hint: earlier/later

#72

Jugular Venous Pulses: tall A wave and tall V wave is seen in _____

Hint: condition

#73

_____ is the second phase of a cardiac cycle and represents the period between aortic valve opening and closing

#74

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

#75

During systole, is there relatively constant blood flow in the left ventricle's coronary arteries?_____

#76

In what demographics may the heart sound S3 be normal?_____

#77

After myosin binds a new ATP molecule in muscle contraction, hydrolysis of the new ATP molecule to ADP allows the myosin head to adopt a _____ position, ready for a new contraction cycle.

#78

During rapid ventricular filling, the right atrium empties into the right ventricle, which appears as the _____ descent on the venous pulse curve

#79

The _____ refractory period refers to the period in which no action potential can be initiated

#80

What effect does decreased heart rate have on cardiac contractility?_____

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