Circulatory Random Facts

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Can you name the Circulatory Random Facts?

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R atrioventricular valve aka
Middle layer of arteries
L atrioventricular valve aka
Small veins
55% of blood; transportation
At top of R Atrium; receives info from sympathetic and parasympathetic systems; pacemaker
Outermost layer of Arteries
Least common WBC; releases histamine and stops external infection
Important in immunity; triggered by vaccines to avoid getting diseases
Capillaries with filtration pores
Takes blood from digestive system to liver before putting it back in the circulation system
Capillaries with big gaps so blood plasma comes in direct contact with organs
Inner layer of arteries
erythrocytes
Connect veins and arteries
Branch off aorta to supply blood to heart
Arteries that go to organs and organ systems
HintAnswer
Carry blood away from heart
Arteries that branch within organs
muscular portion of heart wall
Eat bacteria and dead cells
Arteries that have a thick wall to withstand pressure
Brings in Oxygen poor coronary blood
most common type of capillaries in body; tight, materials can't get out
has iron and gives red color
WBC that fight allergens and parasites
Disorder with inability to transport O2 well
Blood clotting
Leukocytes; protective
most common WBC; eat and kill bacteria
Carry blood to heart
Which has LESS smooth muscle and elastic fibers? Veins or arteries?
Indentation in wall separating L and R atria from fetus

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