mommy 2

the three types of blood vessels

arteries, veins, capillaries

diastole

relaxtion of heart

systole

contraction of heart

seminular valves

pulmonary valve + aortic valve

atrioventricular valves

triscupid valve + biscuspid valve

function of valves within heart

prevent backflow of blow

these structures cover the atria

auricles

which two champers contain DEoxygenated blood

right atrium and right ventricle

the two chambers of heart that contain oxygenated blood are

left atrium and left ventricle

how many chambers of the heart are there?

four chambers

systemic circuit loop does what

carries blood to body tissues and back

pulmonary circuit loop does what

carries blood to lungs

thickest layer of the heart

myocardium

serous pericardium does what

lubricates and reduces friction

fibrous pericardium provides

protection + anchors the heart

most americans have what percent Rh positive

85%

how is the Rh system determined

the absence or presence of Rh antigens