Personal Protective Equipment and Self-Contained Breathing Apparatus No. 3 Questions taken from Jones & Bartlett Fundamentals of Fire Fighter Skills (3rd Edition) Progress Indicator: Question 3 of 22 3.  How hard should the EMT-B blow in a pocket mask when using this on a pediatric patient? Choices: Just enough to make the stomach rise Just enough to make the chest rise Just enough to make the cheeks bulge Just enough to make the eyes open