10A.03 · Physiologie cardiovasculaire II

Cardiovascular physiology II

Système circulatoire · 47 pages

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Peripheral Circulation

1Peripheral Circulation 2Course Objectives 3Five Functional Vessel Groups

Distributive Vessels

4Elastic Arteries 5Wiggers Diagram

Windkessel Effect

6Aortic Role in Diastolic Flow 7Pulse Dampening Along Arteries 8Aortic Stiffening With Age

9Definition: C = ΔV / ΔP 10Age-Related Compliance Curves 11ΔP Young vs Old Aorta

Distributive Vessels

12Mean Arterial & Pulse Pressure

Blood Pressure Measurement

13Sphygmomanometer Setup 14Korotkoff Sounds & Cuff Deflation

Laminar vs Turbulent Flow

15Reynolds Number 16Valve Abnormalities & Murmurs

Resistance Vessels

17Arterioles & Pressure Drop 18Organ Flow Distribution 19Ohm's Law & Poiseuille's Law

Exchange Vessels

20Capillary Pressure Overview 21Capillary Wall Structure 22Three Capillary Types 23Capillary Bed & Precapillary Sphincters

Starling Forces

24Hydrostatic vs Osmotic Pressure 25Net Filtration at Arterial End 26Net Reabsorption at Venous End

27Clinical Presentation — Pitting Edema 28Four Etiologies of Edema

Capacitance Vessels

29Venous Pressure Overview 30Artery vs Vein Wall Structure 31Vein Cross-Section Variability 32Vessel Dimensions & Wall Composition 33Veins as Blood Reservoir (60–65%)

34Musculo-Venous Pump 35Respiratory Pump 36Determinants of Venous Pressure 37Venous Insufficiency — Syncope 38Venous Insufficiency — Varicose Veins

Lymphatic System

39Overview: Blood vs Lymphatic Vasculature 40Function 1 — Fluid Balance 41Function 2 — Fat Absorption 42Function 3 — Immune Response 43Lymphatic Capillary Structure 44Lymph Flow Mechanisms

45Focal Edema — Lymphedema vs Venous Thrombosis 46Edema Types — Clinical Overview

47Summary — Essential Concepts

10A.03Page 1Peripheral Circulation

Physiologie cardiovasculaire II page 1

10A.03Page 2Peripheral CirculationCourse Objectives

Physiologie cardiovasculaire II page 2

10A.03Page 3Peripheral CirculationFive Functional Vessel Groups

Physiologie cardiovasculaire II page 3

10A.03Page 4Peripheral CirculationDistributive VesselsElastic Arteries

Physiologie cardiovasculaire II page 4

10A.03Page 5Peripheral CirculationDistributive VesselsWiggers Diagram

Physiologie cardiovasculaire II page 5

10A.03Page 6Peripheral CirculationDistributive VesselsWindkessel EffectAortic Role in Diastolic Flow

Physiologie cardiovasculaire II page 6

10A.03Page 7Peripheral CirculationDistributive VesselsWindkessel EffectPulse Dampening Along Arteries

Physiologie cardiovasculaire II page 7

10A.03Page 8Peripheral CirculationDistributive VesselsWindkessel EffectAortic Stiffening With Age

Physiologie cardiovasculaire II page 8

10A.03Page 9Peripheral CirculationDistributive VesselsComplianceDefinition: C = ΔV / ΔP

Physiologie cardiovasculaire II page 9

10A.03Page 10Peripheral CirculationDistributive VesselsComplianceAge-Related Compliance Curves

Physiologie cardiovasculaire II page 10

10A.03Page 11Peripheral CirculationDistributive VesselsComplianceΔP Young vs Old Aorta

Physiologie cardiovasculaire II page 11

10A.03Page 12Peripheral CirculationDistributive VesselsMean Arterial & Pulse Pressure

Physiologie cardiovasculaire II page 12

10A.03Page 13Peripheral CirculationDistributive VesselsBlood Pressure MeasurementSphygmomanometer Setup

Physiologie cardiovasculaire II page 13

10A.03Page 14Peripheral CirculationDistributive VesselsBlood Pressure MeasurementKorotkoff Sounds & Cuff Deflation

Physiologie cardiovasculaire II page 14

10A.03Page 15Peripheral CirculationDistributive VesselsLaminar vs Turbulent FlowReynolds Number

Physiologie cardiovasculaire II page 15

10A.03Page 16Peripheral CirculationDistributive VesselsLaminar vs Turbulent FlowValve Abnormalities & Murmurs

Physiologie cardiovasculaire II page 16

10A.03Page 17Peripheral CirculationResistance VesselsArterioles & Pressure Drop

Physiologie cardiovasculaire II page 17

10A.03Page 18Peripheral CirculationResistance VesselsOrgan Flow Distribution

Physiologie cardiovasculaire II page 18

10A.03Page 19Peripheral CirculationResistance VesselsOhm's Law & Poiseuille's Law

Physiologie cardiovasculaire II page 19

10A.03Page 20Peripheral CirculationExchange VesselsCapillary Pressure Overview

Physiologie cardiovasculaire II page 20

10A.03Page 21Peripheral CirculationExchange VesselsCapillary Wall Structure

Physiologie cardiovasculaire II page 21

10A.03Page 22Peripheral CirculationExchange VesselsThree Capillary Types

Physiologie cardiovasculaire II page 22

10A.03Page 23Peripheral CirculationExchange VesselsCapillary Bed & Precapillary Sphincters

Physiologie cardiovasculaire II page 23

10A.03Page 24Peripheral CirculationExchange VesselsStarling ForcesHydrostatic vs Osmotic Pressure

Physiologie cardiovasculaire II page 24

10A.03Page 25Peripheral CirculationExchange VesselsStarling ForcesNet Filtration at Arterial End

Physiologie cardiovasculaire II page 25

10A.03Page 26Peripheral CirculationExchange VesselsStarling ForcesNet Reabsorption at Venous End

Physiologie cardiovasculaire II page 26

10A.03Page 27Peripheral CirculationEdemaClinical Presentation — Pitting Edema

Physiologie cardiovasculaire II page 27

10A.03Page 28Peripheral CirculationEdemaFour Etiologies of Edema

Physiologie cardiovasculaire II page 28

10A.03Page 29Peripheral CirculationCapacitance VesselsVenous Pressure Overview

Physiologie cardiovasculaire II page 29

10A.03Page 30Peripheral CirculationCapacitance VesselsArtery vs Vein Wall Structure

Physiologie cardiovasculaire II page 30

10A.03Page 31Peripheral CirculationCapacitance VesselsVein Cross-Section Variability

Physiologie cardiovasculaire II page 31

10A.03Page 32Peripheral CirculationCapacitance VesselsVessel Dimensions & Wall Composition

Physiologie cardiovasculaire II page 32

10A.03Page 33Peripheral CirculationCapacitance VesselsVeins as Blood Reservoir (60–65%)

Physiologie cardiovasculaire II page 33

10A.03Page 34Peripheral CirculationVenous ReturnMusculo-Venous Pump

Physiologie cardiovasculaire II page 34

10A.03Page 35Peripheral CirculationVenous ReturnRespiratory Pump

Physiologie cardiovasculaire II page 35

10A.03Page 36Peripheral CirculationVenous ReturnDeterminants of Venous Pressure

Physiologie cardiovasculaire II page 36

10A.03Page 37Peripheral CirculationVenous ReturnVenous Insufficiency — Syncope

Physiologie cardiovasculaire II page 37

10A.03Page 38Peripheral CirculationVenous ReturnVenous Insufficiency — Varicose Veins

Physiologie cardiovasculaire II page 38

10A.03Page 39Peripheral CirculationLymphatic SystemOverview: Blood vs Lymphatic Vasculature

Physiologie cardiovasculaire II page 39

10A.03Page 40Peripheral CirculationLymphatic SystemFunction 1 — Fluid Balance

Physiologie cardiovasculaire II page 40

10A.03Page 41Peripheral CirculationLymphatic SystemFunction 2 — Fat Absorption

Physiologie cardiovasculaire II page 41

10A.03Page 42Peripheral CirculationLymphatic SystemFunction 3 — Immune Response

Physiologie cardiovasculaire II page 42

10A.03Page 43Peripheral CirculationLymphatic SystemLymphatic Capillary Structure

Physiologie cardiovasculaire II page 43

10A.03Page 44Peripheral CirculationLymphatic SystemLymph Flow Mechanisms

Physiologie cardiovasculaire II page 44

10A.03Page 45Peripheral CirculationEdemaFocal Edema — Lymphedema vs Venous Thrombosis

Physiologie cardiovasculaire II page 45

10A.03Page 46Peripheral CirculationEdemaEdema Types — Clinical Overview

Physiologie cardiovasculaire II page 46

10A.03Page 47Peripheral CirculationSummary — Essential Concepts

Physiologie cardiovasculaire II page 47