Cardiovascular system Flashcards
What does it transport? 7
Heat, oxygen, carbon dioxide, hormones, antibody, nutrients, waste
Heat
carried in blood, loose heat through skin
Carbon dioxide
picked from cells, drop off in lungs
Hormones
chemical messages, by glands, trans by blood
antibody
part of the immune system
Nutrients
picks up in digestive system
Waste
picked up from cells of body, dropped in liver, lungs, kidneys
What is the main function of the heart
to pump blood
What is the main function of the cardiovascular system
transportation
What is a blood vessel
closed system that carries blood around body
Components
red blood cells, white blood cells, thrombocytes, plasma
plasma
%55, liquid portion of blood
thrombocytes
%3, clots blood
white blood cells
%1 fight off infections
red blood cells
%41, oxygen transport