Answers

The Brainliest Answer!
2015-06-06T23:30:49+08:00

This Is a Certified Answer

×
Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Whenever we breath in, the diaphragm contracts and moves downward.
Whenever we exhale, the diaphragm relaxes and moves upward. 
1 5 1