Human Physiology: From Cells to Systems (MindTap Course List)
9th Edition
ISBN: 9781285866932
Author: Lauralee Sherwood
Publisher: Cengage Learning
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Which are the most important factors determining the magnitude of the pulse pressure?
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- What is the value of the blood flow’s Reynolds number in the capillaries? (i.e.,while using the Re based on pipe diameter). a) Less than 1b) 1060c) 2300d) more than 2300arrow_forwardDescribe Korotkoff's sounds and their implication in measuring blood pressure. How many sounds are commonly heard and which are of significance?arrow_forwardWhy does increasing total body Na+ (Tb-Na+), increase mean arterial pressure?arrow_forward
- What four variables determine the net filtration pressure across the capillary wall? Give representative values for each of them at the arteriolar and venous ends of a systemic capillary.arrow_forwardWhat is the relationship between the pulse and the vasculature?arrow_forwardCalculate the mean arterial pressure (MAO) and pulse pressure for a person with a blood pressure of 115/73.arrow_forward
- With atherosclerosis, what happens to resistance and flow? O 1) resistance decreases, flow increases 2) resistance and flow decrease 3) resistance and flow increase O 4) resistance increases, flow decreasesarrow_forwardWhat is a measure of the percentage of blood that is pushed out of the ventricle when the heart beats and how do you calculate it?arrow_forwardWhat are the sounds of Korotkoff due to? Describe the basic sequence of events of taking someone’s blood pressure using a manual sphygmomanometer.arrow_forward
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