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Explain the physiological difference between intrinsic and extrinsic control of cardiac output?

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Dr. Calvin Weisberger
Internal Medicine - Cardiology

In brief: Cardiac output

Need lots more space but intrinsic control is thru the characteristics of the heart muscle in length, tension and thickness and metabolic state, the extrinsic refers to the neurohormonal stimulit to the heart from the adrenals and other hormonal sources.

In brief: Cardiac output

Need lots more space but intrinsic control is thru the characteristics of the heart muscle in length, tension and thickness and metabolic state, the extrinsic refers to the neurohormonal stimulit to the heart from the adrenals and other hormonal sources.
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