Circulatory System
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relating to the heart, situated near.
cardiac
the empty space of the heart
chamber
a hollow space in the body
chest cavity
relaxation period of a heart chamber
diastole
circulatory pathway between the lungs and the heart
pulmonary circulation
contraction period of the heart during the cardiac cycle `
systole
vessels that takes blood from capillaries to a vein
venule
network that carries blood throughout the body
circulatory system
thick membranous sac that secretes a small quantity of lubricating liquid
pericardium
a wall that separates the heart into a right side and left side
septum
two upper chamber
atria
two lower chamber
ventricle
largest artery vessel
aorta
carries blood containing carbon dioxide from your heart to your lungs
pulmonary artery
carries blood containing oxygen from your heart to your lungs
pulmonary vein
where the blood enters the heart
vena cava
lets the blood fill in the right atrium
tricuspid valve
lets the blood fill in the left atrium
bicuspid valve
enables the red blood cells to transport oxygen around the body
hemoglobin
manufactured continuously in the red bone marrow
RBC
the soldiers behind your body’s defense against infection
white blood cells
results from fragmentation of certain large cells
platelets
carries blood away
arteries
carries blood back
veins