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3 main types of blood vessels
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Science 12

Circulatory System

QuestionAnswer
3 main types of blood vessels arteries, veins, and capillaries
aorta the largest artery in the body
arteries blood vessels that carry blood from the heart to all parts of the body
atrium the top chamber on either side of the heart
blood -helps keep the body's temperature at 98.6 F
blood donors people who give their blood to be used by others
blood flows in how many directions one direction
Blood is pumped to the lungs from which side of the heart right side
blood transfusion transfer of blood from one person to another person
Blood types -A, B, AB, O -Only O can be successfully mixed with other blood types
body organs that work with the circulatory to remove waste products skin, lungs, and kidneys
capillaries the smallest blood vessels connecting the arteries and veins
carbon dioxide gas that passes into the capillaries and is carried away by the blood
circulatory system consists of heart, blood vessels, and blood
coronary arteries and coronary veins provide blood for the heart
heart the hollow muscular organ that has walls made of strong muscle
heart rate the number of times your heart beats in one minute
heart-related health problems -can be inherited -can be the result of bad habits and choices
kidneys -main job is to clean the blood by removing wastes and excess water -most people have two
lungs -removes wastes during respiration
oxygen gas that passes from the capillaries into the surrounding cells
pacemaker A group of cells that sends electric currents to the heart and makes sure the heart beats at a steady pace.
plasma the liquid part of the blood that dissolves proteins, sugars, and nutrients
platelets small fragments of cells that help form blood clots
pulmonary artery carries blood from the lungs back to the heart
pulse the push of blood through your blood vessels each time your heart beats
red blood cell -the part of the blood that carries oxygen to all parts of the body -have a concave shape and is able to squeeze through capillaries
skin helps remove some wastes through perspiration
staying healthy includes eating right, exercising, not smoking
valve a small flap of tissue that prevents blood from flowing backward
veins the blood vessels that carry blood from the body back to the heart
venae cavae the largest vein in the body
ventricle the lower chamber on either side of the heart
wastes the body can be poisoned or die if these in the circulatory system are not removed
white blood cells the part of the blood that helps the body fight diseases and infections
William Harvey the first to understand how blood circulates throughout the body
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