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

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