filicityt filicityt

27-02-2018
Biology

contestada

______ are structures that allow for one-way blood flow through the heart.

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kayleecamano kayleecamano

27-02-2018

Valves are structures that allow for one-way blood flow through the heart.

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echinoderm0 echinoderm0

27-02-2018

The answer is valves. Valves exist all throughout the cardiovascular system, but are especially important in the heart.

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