circulatory system concept map-Questions and Answers Graded A+

circulatory system concept map-Questions and Answers Graded A+ circulatory system consists of - ANSWER-blood, blood vessels, heart Blood made up of - ANSWER-cells and plasma cells of 3 kinds - ANSWER-RBC, WBC, platelets RBC and oxygen - ANSWER-bind easily to WBC defend the body against - ANSWER-pathogens platelets aid with - ANSWER-clotting plasma contains - ANSWER-dissolved substances and water blood vessels one cell thick - ANSWER-capillaries capillaries allow the diffusion of - ANSWER-water, oxygen, and CO2 blood vessels round and muscular - ANSWER-arteries arteries transport - ANSWER-oxygen blood vessels flattened with valves - ANSWER-veins veins transport - ANSWER-CO2 heart has 4 chambers - ANSWER-2 atria and 2 ventricles atria: - ANSWER-receive blood ventricles: - ANSWER-pump blood out what 5 things does circulation branch off into? - ANSWER-cardiovascular disease, blood flow, blood composition, warning, signs, risk for heart disease what 9 things does cardiovascular disease branch off into - ANSWER-LDL, HDL, high LDL to HDL increases risk of heart disease, heart attack, thrombus, stroke, atherosclerosis, hypertension, aneurysm define LDL - ANSWER-low density proteins, delivers cholesterol to cells for membrane production define HDL - ANSWER-high density lipoproteins, takes cholesterol out of blood to liver define heart attack - ANSWER-death of heart tissue due to blockage of coronary arteries define thrombus - ANSWER-blood clot