Share 'Tips for My Lab?'

Hey everyone! My EMT class has our first lab tonight with the following testable skills: *Cardiac Care management /AED;*BVM Ventilation: Apneic Patient;*Oxygen Administration by Non- Rebreather Mask;*Tracheostomy Tube Suctioning Does anyone have practical tips that might make the lab easier? (Tips I've already gotten include using my knee to keep the head in a good head-tilt/chin lift position…