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How does the circulatory system work at the tissue level? A) The heart pumps the blood. B) Blood cells carry nutrients. C) Cardiac muscle contracts. D) Nutrients are delivered throughout the body.
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How does the circulatory system work at the tissue level?

A) The heart pumps the blood.
B) Blood cells carry nutrients.
C) Cardiac muscle contracts.
D) Nutrients are delivered throughout the body.

User Kayhan Asghari
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2 Answers

9 votes
C - Cardiac muscle contracts . ^
User Qxotk
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0 votes
The answer c
Have a good day:)
User Gretta
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