Science Quiz / Circulatory Random Facts

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Can you name the Circulatory Random Facts?

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

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