(a)
By what percentage the blood pressure difference between the ends of artery increased.
(a)
Answer to Problem 85P
The percentage that the blood pressure difference between the ends of artery increased is
Explanation of Solution
Write the expression to find the percentage of increase of blood pressure difference between the ends of artery.
Here,
Write the expression for Poiseuille’s law for viscous flow.
Here,
Re-write the equation (I) using above Law to find the percentage of increase of blood pressure difference between the ends of artery.
Conclusion:
Substitute
(b)
By what factor the blood flow rate through the artery decrease.
(b)
Answer to Problem 85P
The factor at which the blood flow rate through the artery decrease is
Explanation of Solution
Write the expression for Poiseuille’s law for viscous flow.
Here,
Write the expression for the factor of blood flow decreases in artery.
Substitute equation (II) in expression to find the factor of blood flow decreases in artery.
Conclusion:
Substitute
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