Answer:
yes I really just need some brainly point too so if you can help me on that
A bag valve mask (BVM), sometimes known by the proprietary name Ambu bag or generically as a manual resuscitator or "<em>self-inflating bag</em>", is a hand-held device commonly used to provide positive pressure ventilation to patients who are not breathing or not breathing adequately.
You can keep it in the fridge for 1 - 2 days
Well if you regularly workout a lot from day to day, you are probably fit for your age, depending on what type of lifestyle you live. Some of the following could be, increased muscle capacity, healthier lungs, increased stamina, things in that area.
I think it's called infectious agent or something close to that.