Formulas Flashcards

0
Q

Flow

A

dP/R

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1
Q

What is the formula for velocity?

A

Flow/Area (circle)

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2
Q

Resistance (one vessel, pressure related)

A

dP/F

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3
Q

Single vessel resistance

A

nL/r^4

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4
Q

Passouiles (or however u spell it) equation

A

[pidPr^4] \ 8nL

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5
Q

Turbulent flow

A

vd(p/n)

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6
Q

MAP

A

Pdia + 1/3 (Psys-Pdia)

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7
Q

MAP (2)

A

(CO* TPR) + CVP

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8
Q

TPR (1)

A

(MAP-CVP)/CO

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9
Q

TPR (2)

A

dP/F (subtract lung)

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10
Q

Pulse pressure

A

SV / C

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12
Q

Flux (Js)

A

DA* (dC/dX)

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13
Q

Ejection fraction

A

SV/EDF

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14
Q

Pressure Volume Area

A

SW + PE

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15
Q

Stroke Work

A

SV * MAP

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16
Q

PE

A

area btwn ESV and EDV on left side of cycle

17
Q

Cardiac Efficiency

A

PVA/O2 consumption

18
Q

Myocardial O2 consumption

A

Vo2=Q{aO2-vo2]

19
Q

Cardiac Output using O2

A

CO= Vo2/[aO2-vO2]

20
Q

stroke volume

A

CO/HR