protein that carries oxygen in red blood cells
hemoglobin
blood pressure meseasures the force of blood againts what
artery walls
this happens when the blood flow to heart muscle is blocked
heart attack
how many chambers does the heart have?
four
vessels that carry blood away from the heart
arteries
cell that fight infections
white blood cells
top number in a BP reading
systolic
irregular heartbeat is called
arrhythmia
the to upper chambers
atria
vessels that carry blood back to the heart
veins
cell that fragment help blood clot
platelets
bottom number in a BP reading
Diastolic
test that records hearts electrical activity
ECG/EKG
the two lower chambers are called?
ventricles
is the tiny vessel that allow gas exchange
capillaries
liquid that makes up most of blood volume
normal resting pulse for adults
about 60-100bpm
procedure to open blocked arteries with a balloon
angioplasty
side of the heart that pumps oxygenated blood to the body
left side
the largest artery in the body
aorta
blood type known as the universal donor
O negative
high blood pressure
hypertension
surgery that reroutes blood around a blockage
bypass surgery
valve that prevents black flow into the left atrium
mitral valve
veins have those to prevent backflow
valves