The Heart Flashcards by Ann-Estelle Burke

Q

What is the formula for stroke volume?

A

SV = EDV - ESV

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Q

What is the formula for cardiac output?

A

CO = SV x HR

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Q

What is the formula for ejection fraction?

A

EF = SV/EDV x 100

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Q

What are the ranges for ejection fraction?

A

Normal: 50 to 70%

Intermediate: 40 to 49%

Poor: Less than or equal to 40%

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