arterioles		used to listen to blood squirting through artery when measuring blood pressure
plasma		healthy systolic pressure should be _____ 140.
under		this node is in the right atrium and starts the heartbeat, also called the pacemaker
left		the smallest vessels in the body, only one cell layer thick
atrium		pressure of blood when ventricles CONTRACT
right		"O" blood type is the universal ______ because they have no RBC proteins that would clot other blood types
sinoatrial		blood disease RBCs rupture (burst) thus causing loss of oxygen to body cells
subclavian		arteries carring blood to the head and neck
vein		arteries carrying blood to the arms
carotid		used in measuring blood pressure to cut off blood supply and measure pressure when blood squirts through reopened artery.
vena cava		deoxygenation blood returns to the heart in the right ______.
artery		watery fluid that makes up blood
hemoglobin		arteries branch into smaller vessels called ________.
diastole		ventricle of the heart that pump blood into the aorta
venules		name for molecule in RBC that carries oxygen
ventricle		normal human RBCs do not have one of these
four		pressure of blood when ventricles RELAX
recipient		blood disease where WBC have extremely enlarged nuclei.
femural		blood returns to the heart through these two veins
systole		largest artery in the body, comes out of the heart
stethescope		largest chambers of the heart
donor		these smaller branches feed into veins
sickle cell		return blood to the heart, can stretch many times normal size, and have backflow valves
capillaries		number of valves in the heart
aorta		arteries carrying blood to the upper legs
cuff		"AB" blood type is the universal ________ because they have no plasma proteins that would clot with other blood types.
proteins		the ______ ventricle pumps blood to the lungs
mono		blood type is determined by _______ on the red blood cells or plasma of a person.
nucleus		which has a thicker wall, an artery or a vein?