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cardiovascular system (components (blood (white blood cells (AKA…
cardiovascular system
components
heart
right side
right atrium
right ventricle
left side
left atrium
left ventricle
blood vessels
arteries
veins
have valves to prevent blood flowing backward
take blood to the heart
pulmonary vein= from lungs to heart
capillaries
microscopic
one end they carry arterial blood at the end end they carry venus blood
one cell thick
oxygen gets from capillaries into tissues
blood
red blood cells
carry oxygen to muscles
plasma
liquid portion of blood
keeps blood circulating between cells and tissue
platelets
formed in the bone marrow
essential for blood clotting
white blood cells
AKA leucocytes
destroys pathogens
antibodies kill bacteria
functions
control body temperature
when the body temperature is cold the vessels constrict to keep the heat in
blood vessels dilate to get closer to the surface of the skin to cool the body temperature down
blood clot ( immune system)
controls platelets
platelets help blood clot by forming a scab
stops the bleeding and heals wounds
transport o2, co2 and nutrients
release glucose which is stored in cells
carries away waste products (co2)