Suppose the flow rate of blood in a coronary artery has been reduced to half its normal value by plaque deposits. By what factor has the radius of the artery been reduced, assuming no turbulence occurs. Hint: The heart tries to maintain constant pressure difference across arteries in both cases. Think and Prepare 1. What is the relationship between the flow rate Q and the radius of an artery for a given length, pressure gradient and viscosity? r plaque no plaque =
Suppose the flow rate of blood in a coronary artery has been reduced to half its normal value by plaque deposits. By what factor has the radius of the artery been reduced, assuming no turbulence occurs. Hint: The heart tries to maintain constant pressure difference across arteries in both cases. Think and Prepare 1. What is the relationship between the flow rate Q and the radius of an artery for a given length, pressure gradient and viscosity? r plaque no plaque =
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter12: Fluid Dynamics And Its Biological And Medical Applications
Section: Chapter Questions
Problem 37PE: (a) Suppose a blood vessel's radius is decreased to 90.0% of its original value by plaque deposits...
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Question
![Suppose the flow rate of blood in a coronary artery has been reduced to half its normal value by
plaque deposits. By what factor has the radius of the artery been reduced, assuming no turbulence
occurs. Hint: The heart tries to maintain constant pressure difference across arteries in both cases.
Think and Prepare
1. What is the relationship between the flow rate Q and the radius of an artery for a given length,
pressure gradient and viscosity?
r
plaque
no plaque
=](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F003be4cf-16a8-4c58-b6a8-fd2c192ebcf0%2F6e497158-4106-4929-953c-95ba0cefb140%2F3mo1ygl_processed.png&w=3840&q=75)
Transcribed Image Text:Suppose the flow rate of blood in a coronary artery has been reduced to half its normal value by
plaque deposits. By what factor has the radius of the artery been reduced, assuming no turbulence
occurs. Hint: The heart tries to maintain constant pressure difference across arteries in both cases.
Think and Prepare
1. What is the relationship between the flow rate Q and the radius of an artery for a given length,
pressure gradient and viscosity?
r
plaque
no plaque
=
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