Cardiac Cycle/ Output Flashcards

0
Q

Indicates total blood flow throughout the body which in turn is indicative of ventricular efficiency

A

Cardiac output

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1
Q

Amount of blood pumped out by each ventricle in 1 min

A

Cardiac output

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2
Q

How do you determine cardiac output

A

Multiply heart rate in beats/min by the stroke volume

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3
Q

Volume of pumped blood by one ventricle with each beat

A

Stroke volume

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4
Q

Difference between resting and maximal CO

A

Cardiac reserve

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5
Q

EDV-ESV

A

Stroke volume

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6
Q

Maximum amount of blood that ventricles will hold during cardiac cycle

A

EDV

End of ventricular (diastole)

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7
Q

Do ventricles completely empty after systole

A

No

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8
Q

Amount of blood left in the ventricles at the end of contraction

A

End systolic volume

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9
Q

Minimum amount of blood that ventricle will contain during one cardiac cycle

A

ESV

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10
Q

Exercise will ___ stroke volume

A

Increase

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11
Q

Slow heart beat ___ stroke volume

A

Increases

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12
Q

Low venous returns __ SV

A

Decreases

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13
Q

Extremely rapid heart rate __ EDV

A

Decreases

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14
Q

Epinephrine norepinephrine glucagon thyroxine causes great blood ejection causing __ SV and __ ESV

A

Greater SV

Lower ESV

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15
Q

People w hypertension have decreased ability to eject blood

Which leads to __ ESV and ___ SV

A

Greater ESV

decreased SV

16
Q

Increased contractililty results in __ ESV and __ SV

A

Decreased ESV

No decline in SV