5 Circulatory

Question	Answer
cardiac muscle	heart
carry blood away from the heart	arteries
carry blood to the heart	veins
smallest blood vessels, allow the exchange of gases and nutrients betwen the blood an cells and are located between arteries and veins.	capillaries
carry oxygen	red blood cells
fight infection	white blood cells
created by white blood cells to fight pathogens	antibodies
help the blood to clot	platelets
mineral which helps give red blood cells their color	iron
a blood clot on your skin	scab
upper chamber of the heart	atrium
lower chamber of the heart	ventricle
upper chambers of the heart	atria
little doorlike flap	valve
the continuous flow of blood around the body	circulation
heart, blood, arteries, capillaries, and veins	circulatory system
the largest artery in the body	aorta
expanding of the arteries after each heartbeat	pulse
two large veins which enter the heart	vena cava
55% of blood, pale yellowish liquid, contains nutrients and water	plasma
the process that keeps us from bleeding to death when we are cut.	blood clotting
protein which gives the blood its red color	hemoglobin
two large vessels that take oxygenated blood back to the heart so it can be pumped to the body.	pulmonary vein