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21 terms

Spencer Cardiovascular System

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Components of Cardiovascular System
Heart, blood vessels and blood
Function of the Heart
Transport oxygen and nutrients to all parts of the body
Pericardium
Protective sac that enclosed the heart
Septum
Divides the heart into right and left sides and prevents the mixing of oxygen-poor and oxygen-rich blood
Atrium
Upper chamber of heart
Ventricle
Lower chamber of heart
Right side of heart
Receiving blood from the body and pumping blood to the lungs; oxygen poor
Left side of heart
Receiving blood from the lungs and pumping blood to the body; oxygen rich
Aorta
Largest blood vessel
Arteries
Carry blood away from the heart
Veins
Carry blood toward the heart
Capillaries
Smallest vessels that bring oxygen and nutrients to the cells and absorb/remove carbon dioxide and wastes from cells
Ways to avoid Cardiovascular Disease
Getting regular exercise, Eating a balanced diet, Avoiding smoking, Reducing stress
Plasma
Straw-colored fluid in blood that suspends the blood cells
Red blood cells
Disc shaped cells; contain hemoglobin that binds to oxygen in the lungs and transports it to tissues throughout the body
White blood cells
Considered the "army" of the cardiovascular system because they gruard against infection, fight parasites, and attack bacteria
Platelets
Spcialized in blood clotting
Type O Blood
Universal Donor (can donated to anyone); Receive blood only from Type O
Type A Blood
Receive blood from Type O or other Type A; Donate to Type A or Type AB
Type B Blood
Receive blood from Type O or other Type B; Donate to Type B or Type AB
Type AB Blood
Universal receiver (can get blood from anyone); Donate to only other Type AB