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A fusiform aneurysm bulges or balloons out an artery on all sides (pictured below). If this aneurysm occurs in an aorta, the internal radius may increase from r₁ = 1.12 cm in the normal, healthy section to r₂ = 2.24 cm in the diseased section (while staying at the same vertical height). The speed of blood in the normal section and the gauge pressure P₁ is 100 mmHg. The density of flow is v₁ = 0.4 m S kg blood is 1060 m³ Fusiform Aneurysm Image from: http://www.okclipart.com/Fusiform-Aneurysm-Clip-Art30koqyaskv/ (a) Calculate the speed of blood v2 in the aneurysm. Answer to two significant figures. Think: What equations dictating the flow through the valve are valid, equation of continuity, Bernoulli or Poiseuille? What simplifications should you make regarding the blood flow. m V₂ = S (b) Calculate the pressure gradient AP = P -P aneurysm healthy aorta from the healthy aorta into the aneurysm. Think: What equations dictating the flow through the valve are valid, equation of continuity, Bernoulli or Poiseuille? What simplifications should you make regarding the blood flow. AP = mmHg (c) The pressure within the aneurysm is the pressure within the healthy aorta. O larger than ○ equal to O smaller than

A fusiform aneurysm bulges or balloons out an artery on all sides (pictured below). If this aneurysm occurs in an aorta, the internal radius may increase from r₁ = 1.12 cm in the normal, healthy section to r₂ = 2.24 cm in the diseased section (while staying at the same vertical height). The speed of blood in the normal section and the gauge pressure P₁ is 100 mmHg. The density of flow is v₁ = 0.4 m S kg blood is 1060 m³ Fusiform Aneurysm Image from: http://www.okclipart.com/Fusiform-Aneurysm-Clip-Art30koqyaskv/ (a) Calculate the speed of blood v2 in the aneurysm. Answer to two significant figures. Think: What equations dictating the flow through the valve are valid, equation of continuity, Bernoulli or Poiseuille? What simplifications should you make regarding the blood flow. m V₂ = S (b) Calculate the pressure gradient AP = P -P aneurysm healthy aorta from the healthy aorta into the aneurysm. Think: What equations dictating the flow through the valve are valid, equation of continuity, Bernoulli or Poiseuille? What simplifications should you make regarding the blood flow. AP = mmHg (c) The pressure within the aneurysm is the pressure within the healthy aorta. O larger than ○ equal to O smaller than

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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A fusiform aneurysm bulges or balloons out an artery on all sides (pictured below). If this aneurysm occurs in an aorta, the internal radius may increase from r₁ = 1.12 cm in the normal, healthy section to r₂ = 2.24 cm in the diseased section (while staying at the same vertical height). The speed of blood in the normal section and the gauge pressure P₁ is 100 mmHg. The density of flow is v₁ = 0.4 m S kg blood is 1060 m³ Fusiform Aneurysm Image from: http://www.okclipart.com/Fusiform-Aneurysm-Clip-Art30koqyaskv/ (a) Calculate the speed of blood v2 in the aneurysm. Answer to two significant figures. Think: What equations dictating the flow through the valve are valid, equation of continuity, Bernoulli or Poiseuille? What simplifications should you make regarding the blood flow. m V₂ = S (b) Calculate the pressure gradient AP = P -P aneurysm healthy aorta from the healthy aorta into the aneurysm. Think: What equations dictating the flow through the valve are valid, equation of continuity, Bernoulli or Poiseuille? What simplifications should you make regarding the blood flow. AP = mmHg (c) The pressure within the aneurysm is the pressure within the healthy aorta. O larger than ○ equal to O smaller than
Transcribed Image Text:A fusiform aneurysm bulges or balloons out an artery on all sides (pictured below). If this aneurysm occurs in an aorta, the internal radius may increase from r₁ = 1.12 cm in the normal, healthy section to r₂ = 2.24 cm in the diseased section (while staying at the same vertical height). The speed of blood in the normal section and the gauge pressure P₁ is 100 mmHg. The density of flow is v₁ = 0.4 m S kg blood is 1060 m³ Fusiform Aneurysm Image from: http://www.okclipart.com/Fusiform-Aneurysm-Clip-Art30koqyaskv/ (a) Calculate the speed of blood v2 in the aneurysm. Answer to two significant figures. Think: What equations dictating the flow through the valve are valid, equation of continuity, Bernoulli or Poiseuille? What simplifications should you make regarding the blood flow. m V₂ = S (b) Calculate the pressure gradient AP = P -P aneurysm healthy aorta from the healthy aorta into the aneurysm. Think: What equations dictating the flow through the valve are valid, equation of continuity, Bernoulli or Poiseuille? What simplifications should you make regarding the blood flow. AP = mmHg (c) The pressure within the aneurysm is the pressure within the healthy aorta. O larger than ○ equal to O smaller than
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