Part of Mosby's successful monograph series, CARDIOVASCULAR PHYSIOLOGY presents fundamental concepts clearly and concisely. Students gain a solid understanding on how the cardiovascular system functions in both health and disease. Throughout, excellent illustrations and consistent pedagogical features focus student learning. In addition, the clinical commentaries help students apply what they've learned to real-life clinical situations.
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Electrical activity of the heart
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action potential activity aorta arterial blood arterioles atrial pressure autoregulation baroreceptor beats blood pressure blood volume capillary cardiac cycle cardiac muscle cardiac output cardiovascular carotid sinus cells changes chemoreceptors Circ circulation circulatory concentration constant contractility contraction coronary artery crease decrease depolarization diastolic dilation effect ejection evoked factors filtration fluid function curve greater heart rate hemorrhage Hence impulse increase left ventricle left ventricular mean arterial pressure mechanism membrane metabolic myocardial myocardium neural normal occurs oncotic pressure oxygen pacemaker peripheral resistance phase Physiol physiological plasma pres pulmonary artery pulse pressure pump Purkinje fibers receptors Redrawn reduction reflex region renal resistance vessels response result right atrium S-A node shown in Fig skeletal muscle skin smooth muscle stimulation stroke volume sympathetic nerve systole tachycardia tension tion tissue tube vagal valves vascular bed vasoconstriction vasodilation veins velocity venous pressure venous return viscosity wall wave whereas