Cardiovascular%20System%201%20Slides

Cardiovascular%20System%201%20Slides - Stroke volume Amount...

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Human Physiology 2 – IPHY3480 Cardiovascular System
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Functions of the cardiovascular system transport materials to and from all all parts of the body materials entering the body (oxygen, nutrients, water) materials moved from cell to cell (wastes, immune cells, antibodies, clotting proteins, hormones, stored nutrients) materials leaving the body (metabolic wastes, heat, carbon dioxide) IPHY 3480
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IPHY 3480
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IPHY 3480
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Cardiac Autorhythmic Cell Membrane Potential IPHY 3480
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Cardiac Autorhythmic Cell Membrane Potential IPHY 3480
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IPHY 3480
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Electrocardiogram IPHY 3480
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Unformatted text preview: Stroke volume Amount of blood pumped by one ventricle during a contraction EDV ESV = stroke volume Cardiac output Volume of blood pumped by one ventricle in a given period of time CO = HR SV Average = 5 L/min Heart rate controlled by parasympathetic & sympathetic nervous system IPHY 3480 Force of contraction Stroke volume Affected by length of muscle fiber and contractility of heart Frank-Starling law Stroke volume increase as EDV increases Starling Curve IPHY 3480 iontropic effect IPHY 3480 iontropic effect IPHY 3480 IPHY 3480 Force of contraction Stroke volume Affected by length of muscle fiber and contractility of heart Frank-Starling law Stroke volume increase as EDV increases EDV determined by venous return Skeletal muscle pump Respiratory pump Sympathetic innervation IPHY 3480 IPHY 3480...
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This note was uploaded on 02/15/2010 for the course IPHY 3480 taught by Professor Williambyrnes during the Fall '10 term at Colorado.

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Cardiovascular%20System%201%20Slides - Stroke volume Amount...

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