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Doctor insights on: What Factors In The Body Affect The Cardiac Output

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What factors in the body affect the cardiac output?

What factors in the body affect the cardiac output?

Cardiac output: Stroke volume times heart rate equals cardiac output. Stroke volume relates to myocardial contractility, vascular resistance, vascular volume, anemia and metabolic state. There are subcomponents to all of these. ...Read more

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Dr. Cynthia Archer
916 doctors shared insights

Cardiac Output (Definition)

Cardiac output is a measurement of the amount of blood a person's heart can pump out during a set amount of time. The measurements help doctors figure out how strong or weak ...Read more


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What factors can affect cardiac output?

What factors can affect cardiac output?

Cardiac output: In strict physiologic terms, cardiac output is determined by something called stroke volume and heart rate. Heart rate is self-explanatory. Stroke volume is the amount of blood that the heart pumps out with each beat. This in turn is dependent on blood pressure, total blood volume, and how strong the heart contracts. ...Read more

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How is cardiac output regulated in the body?

How is cardiac output regulated in the body?

The old way was : Based on oxygen differences from artery to vein called the fick procedure. Then came "thermal dilution", now we can do it by echo. Just plug "cardaic output" into google to learn more. www.thepmc.org. ...Read more

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What are the factors that affect cardiac output?

What are the factors that affect cardiac output?

Cardiac output: Stroke volume times heart rate equals cardiac output. Stroke volume relates to myocardial contractility, vascular resistance, vascular volume, anemia and metabolic state. There are subcomponents to all of these. ...Read more

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What are factors that influence the cardiac output?

What are factors that influence the cardiac output?

Cardiac output: In strict physiologic terms, cardiac output is determined by something called stroke volume and heart rate. Heart rate is self-explanatory. Stroke volume is the amount of blood that the heart pumps out with each beat. This in turn is dependent on blood pressure, total blood volume, and how strong the heart contracts. ...Read more

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What are some factors affecting abnormal cardiac output?

What are some factors affecting abnormal cardiac output?

Many factors: Heart muscle not getting enough blood - ischemia. Abnormal heart muscle - cardiomyopathy. Valve disease. High blood pressure or too much afterload. Abnormal pumping rhythm. Difficulty filling heart. ...Read more

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What happens to the body when cardiac output is low and high?

What happens to the body when cardiac output is low and high?

Cardiac output: Low cardiac output has low bp, high heart rate, cold, clammy, impaired mention, may be short of breath, decreased urine output . High cardiac output usually the obverse with warm, bounding pulses, increased BP may have increased urine output. ...Read more

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How does exercise affect the cardiac output?

How does exercise affect the cardiac output?

Exercise: In order to facilitate the increase in oxygen demand of the muscles during exercise, the heart rate and volume of blood per beat will go up. Cardiac output is the product of heart rate times stroke volume. Therefore cardiac output will increase with exercise. ...Read more

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Why doesn't tachycardia always affect cardiac output?

Why doesn't tachycardia always affect cardiac output?

Cardiac output: is stroke volume times heart rate. if stroke volume goes down more than heart rate goes up, cardiac output won't increase. stroke volume depends on preload (filling of the heart), afterload (resistance to flow), and contractility (how much the heart pumps for how much it is filled. For instance, if the heart rate goes up but the the heart doesn't have time to fill, output won't increase. ...Read more

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What's cardiac output?

What's cardiac output?

Heart pump volume: The cardiac output is the volume of blood per minute pumped by the heart. Cardiac output is equal to heart rate multiplied by stroke volume (the volume of blood ejected with each heartbeat). ...Read more

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Dr. James Dukelow
5 doctors shared insights

Cardiac (Definition)

Cardiac translates literally to "heart, " and any place the term is seen, such ...Read more