Introduction to Physiology and the Heart

Introduction to Physiology and the Heart - Physiology and...

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Physiology and the Internal Environment Homeostasis : Maintenance of the constancy of the internal environment. Skin 0 “… the study of the normal functioning of a living organism and its component parts, including all its chemical and physical processes.” - Silverthorn, in Human Physiology , 3rd Ed.
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0 Negative Feedback Regulation of Plasma [Glucose] Insulin Glucagon Glucose uptake Glycogen synthesis Glycogenolysis β Cells α Cells Glucose Glucose
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0 Outline A. The Need for Circulatory Systems B. Comparison of Vertebrate Hearts C. The Cardiac Cycle D. Electrical Activity of the Heart The Heart
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Diffusion is Adequate only over Short Distances 0 20 40 60 80 100 120 140 160 180 0 0.2 0.4 0.6 0.8 1 Distance (cm) Time (min) Time (Distance)2 100 μ m in 1 sec 1 cm in ~ 3 hr 0
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Vertebrate Circulatory Systems Atrium Ventricle Artery Arteriole Capillary Venule Vein 0 Fish Amphibian Reptile Mammal
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Fish Circulatory System In humans: 0
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Introduction to Physiology and the Heart - Physiology and...

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