Science Quiz / Circulatory Random Facts

Random Science Quiz

Can you name the Circulatory Random Facts?

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Score 0/33 Timer 20:00
most common WBC; eat and kill bacteria
R atrioventricular valve aka
muscular portion of heart wall
WBC that fight allergens and parasites
55% of blood; transportation
Least common WBC; releases histamine and stops external infection
Indentation in wall separating L and R atria from fetus
Carry blood away from heart
Blood clotting
At top of R Atrium; receives info from sympathetic and parasympathetic systems; pacemaker
Which has LESS smooth muscle and elastic fibers? Veins or arteries?
most common type of capillaries in body; tight, materials can't get out
Brings in Oxygen poor coronary blood
Capillaries with big gaps so blood plasma comes in direct contact with organs
Leukocytes; protective
L atrioventricular valve aka
Connect veins and arteries
Arteries that branch within organs
Outermost layer of Arteries
Arteries that have a thick wall to withstand pressure
Eat bacteria and dead cells
Disorder with inability to transport O2 well
Capillaries with filtration pores
Important in immunity; triggered by vaccines to avoid getting diseases
Carry blood to heart
Inner layer of arteries
Branch off aorta to supply blood to heart
Takes blood from digestive system to liver before putting it back in the circulation system
Arteries that go to organs and organ systems
has iron and gives red color
Small veins
Middle layer of arteries

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