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Crossword Science › Human Body

Circulatory System

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Take care of your heart by staying healthy.

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Crossword clues

Solve these clues to fill the grid.

A structure in a hollow organ with a flap to insure one-way flow of fluid through it (plural)
2 Across
Movement through a ___
4 Across
A tube in which a body fluid circulates
7 Across
Red liquid pumped around the body by the heart
8 Across
A blood vessel that carries blood from the heart to the body (plural)
10 Across
Tiniest unit of living things (plural)
11 Across
A regular route for a sentry or policeman
12 Across
Any of the minute blood vessels connecting arterioles with venules
1 Down
A fourth state of matter distinct from solid or liquid or gas and present in stars and fusion
3 Down
Of or relating to the heart
4 Down
A blood vessel that carries blood from the capillaries toward the heart (plural)
5 Down
Any chamber that is connected to other chambers or passageways
6 Down
Organ that pumps blood around the body
9 Down

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