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Week 56: Chest Pain > Myocardial Supply and Demand > Flashcards

Myocardial Supply and Demand Flashcards

1
Q

Flow is determined by what 3 things

A

Perfusion gradient
Coronary resistance
Diastolic time

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2
Q

Coronary perfusion gradient =

A

aortic root pressure - LV pressure

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3
Q

Determinants of myocardial O2 supply

A

Coronary blood flow

Coronary O2 content and availability

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4
Q

Wall stress =

A

Pressure x radius / 2(wall thickness)

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Week 56: Chest Pain (8 decks)

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