Cardiovascular system

CARDIO-VASCULAR SYSTEM ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What Does C-V System do? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How does it do it? ,[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],Overall Organization of System

Walls of Arteries and Veins ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],pg 546

Artery/Vein differences Lower Higher Pressure Valves Lumen Walls Direction of flow Valves (see next) No valves Larger Smaller THINNER: Tunica externa thicker than tunica media THICKER: Tunica media thicker than tunica externa Blood to Heart Blood Away from Heart Veins (vv.) Arteries (aa.)

Capillaries ,[object Object],[object Object],[object Object],[object Object]

Two circulatory paths Pulmonary Systemic

[object Object],[object Object],[object Object],[object Object],[object Object]

Right Heart Chambers: Pulmonary Circuit ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Left Heart Chambers: Systemic Circuit ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Heart Valves: Lub*-Dub** ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Location of Heart in Thorax pg 523

Location of Heart in Chest ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Heart Wall ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],pg 524 How does heart muscle get blood supply?

Blood supply to heart wall ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Heart Innervation ,[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Adult remnants of fetal circulation Umbilical cord (leaving fetus) Medial umbilical ligament Ductus venosus Ligamentum venosum Umbilical v.(within fetus) Round ligament (ligamentum teres) of liver Umbilical aa.(within fetus) Medial umbilical ligaments Ductus arteriosus Ligamentum arteriosum Foramen ovale Fossa ovale Fetus Adult

Lymphatic System…The Players: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Lymphatic System--Function ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Cardiovascular system

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Cardiovascular system