Saturday
April 19, 2014

Homework Help: Science

Posted by Anonymous on Thursday, April 21, 2011 at 1:23pm.

Circle one of the following is what the directions state. I think that the answer is increases for all of them but I just want to make sure can someone help me?

Cardiovascular activity (increases/decreases) resting heart rate.
Cardiovascular activity (increases/decreases) working heart rate.
Cardiovascular activity (increases/decreases) blood flow to the working muscles.

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