Science Quiz / Circulatory Random Facts

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Can you name the Circulatory Random Facts?

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

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