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Advertising Mayo Clinic is a nonprofit organization and proceeds from Web advertising help support our mission. Advertising and sponsorship policy Advertising and sponsorship opportunities. Reprint Permissions A single copy of these materials may be reprinted for noncommercial personal use only. Click here for information on Cardiovascular Physiology Concepts, 3rd edition, a textbook published by Wolters Kluwer Klabunde As the left ventricle ejects blood into the aorta, the aortic pressure increases.
The greater the stroke volume, the greater the change in aortic pressure during ejection. The maximal change in aortic pressure during systole from the time the aortic valve opens until the peak aortic pressure is attained see Cardiac Cycle represents the aortic pulse pressure, which is defined as the systolic pressure minus the diastolic pressure.
For example, if the systolic pressure is mmHg and the diastolic pressure is 85 mmHg, then the pulse pressure is 45 mmHg.
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