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What is 1 + 3?
Liquid part of blood
Blood cells that carry oxygen from lungs to the body, contain 30 mil. Hemoglobin
Blood cells that fight infections
Cause blood to clot to prevent blood loss
Molecule that carries oxygen using iron to bind it
Number of heart chambers in human
Gathers blood from the body, poor in oxygen, pumps into right ventricle
Strongest chamber in heart with thick muscular walls, pumps blood to the body & left ventricle
Carry high pressure blood awa ly from the heart
Carry blood towards the heart, contain valves to preven backup
Not bigger than the cells to keep high pressure, connect arteries to veins