asked 86.0k views
10 votes
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.

2 Answers

9 votes
C - Cardiac muscle contracts . ^
answered
User Qxotk
by
8.1k points
0 votes
The answer c
Have a good day:)
answered
User Gretta
by
8.6k points
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