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THE CIRCULATORY SYSTEM. Temple College ECA. The Circulatory System. Function Components. The Heart. Circulation of the Heart. Electrical Conduction System. SA node AV node Bundle of his Bundle branches Purkinje network. Normal Heart Rates. Adult 60-80 beats/min
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THE CIRCULATORY SYSTEM Temple College ECA
The Circulatory System • Function • Components
Electrical Conduction System • SA node • AV node • Bundle of his • Bundle branches • Purkinje network
Normal Heart Rates Adult 60-80 beats/min Children 80-100 beats/min Infants 100-120 beats/min
V e i n A r t e r y V a l v e A r t e r i o l e s V e n u l e s C a p i l l a r y b e d Blood Vessels • Arteries • Arterioles • Veins • Venules • Capillaries
Aorta Pulmonary Carotid Femoral Brachial Radial Superior vena cava Inferior vena cava Pulmonary Jugular Major Arteries and Veins
Physiology of the Circulatory System • Pulse • Forceful pumping of blood out of the heart • Blood pressure • Amount of force exerted against walls of arteries • Systole: Muscles contracts • Diastole: Muscles relax