by Megan Welch, Holy Cross School
Introduction
OUR RESPIRATORY SYSTEM
Breathing is something we do everyday, and most of us don't even think about it. In order to be alive, we must breath! How amazing that we don't give a second thought to something so essential to our lives! Even though breathing is natural, there are many things we need to do to keep the parts of the respiratory system healthy. Come join me in learning about where the air goes, and the ways in which we can keep all of it's parts strong!