It is called a BVM or bag valve mask that is not recommended for single person use.
The bag-mask device is not recommended for a single rescuer to provide breaths during CPR.
I assume this is a test question. Shame, shame. :) Unless the rescuer is trained with proper equipment, simply provide compressions. Do not stop for breaths as it is more effective without them.
30 compressions to 2 vents, for a single person, lay rescuer.
A 100 ton metal press.
By holding and tipping the head back.
The recommended dosage of medication in a single dose is 0.05ml.
Aaaa
router
The recommended chain size for a single speed bike is typically 1/8 inch.
A device that receives only one plug is a single-outlet electrical device.
The recommended dosage for Revolution for cats in a single dose is 6 mg per pound of body weight.
i think yes it is a single user device