2010-PSL-200-201--Cardio-01of07

2010-PSL-200-201--Cardio-01of07 - 1 Cardiovascular...

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Unformatted text preview: 1 Cardiovascular Physiology 1/7 Department of Physiology Nohjin Nohjin Kee Kee , Ph.D. , Ph.D. Email: Email: nohjin.kee@utoronto.ca nohjin.kee@utoronto.ca Office Hours TBA Office Hours TBA 2 1. Introduction 2. Overview of the cardiovascular system 3. Structure of the heart 4. Valves in the heart 5. Pathway of the blood through the vasculature 6. Electrical Activity of the heart Conductive and contractile cells 7. Electrocardiogram Cardiovascular System 3 Overview The cardiovascular system can deliver materials throughout the body faster than diffusion could because molecules in the blood move by bulk flow verview 4 Heart A muscular pump that drives the flow of blood through blood vessels Overview verview 5 Heart A muscular pump that drives the flow of blood through blood vessels Blood Fluid that circulates around the body carrying materials to and from the cells Overview verview 6 Blood Vessels Conduits through which the blood flows Blood Fluid that circulates around the body carrying materials to and from the cells Heart A muscular pump that drives the flow of blood through blood vessels Overview verview 7 Heart A muscular pump that drives the flow of blood through blood vessels Sensory & endocrine functions (regulates blood pressure and volume) Blood Fluid that circulates around the body carrying materials to and from the cells Blood Vessels Conduits through which the blood flows Overview verview 8 Blood Fluid that circulates around the body carrying materials to and from the cells With nervous system acts as a communication link Heart A muscular pump that drives the flow of blood through blood vessels Sensory & endocrine functions (regulates blood pressure and volume) Blood Vessels Conduits through which the blood flows Overview verview 9 Blood Vessels Conduits through which the blood flows Sensory & effector organs (regulates BP & distribution) Blood Fluid that circulates around the body carrying materials to and from the cells With nervous system acts as a communication link Heart A muscular pump that drives the flow of blood through blood vessels Sensory & endocrine functions (regulates blood pressure and volume) Overview verview 10 Overview Heart Muscular organ 4 chambers verview 11 Overview Heart Muscular organ 4 chambers Blood RBC, WBC Platelets Plasma (nutrients, gases, electrolytes verview 12 Heart Muscular organ 4 chambers Blood RBC, WBC Platelets Plasma (nutrients, gases, electrolytes Blood Vessels Arteries arterioles capillaries venules veins *Aorta / Vena Cava Overview verview 13 The Heart 1. Location 2. External Structure 3. Internal Structure n Valves 4. Electrical properties he Heart 14 The Heart he Heart 15 The Heart he Heart 16 The Heart he Heart Right Left 17 SEPTUM The Heart he Heart 18 SEPTUM The Heart he Heart 19 Heart Valves Heart has 4 valves The valves keep blood flowing in the proper direction within the heart and between the heart and the arteries connected directly to it (the aorta and the pulmonary trunk) n Atrio-Ventricular (AV) valves (2) n Semilunar valves (2) he Heart Valves 20 Heart Valves: AV Valves he Heart Valves 21...
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2010-PSL-200-201--Cardio-01of07 - 1 Cardiovascular...

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