To clean a cylinder valve outlet of foreign material, what should you do?
a. Wipe the valve outlet with a light oil.
b. Quickly open and then close the valve.
c. Blow into the valve outlet a few times.
d. Wipe the valve outlet with an alcohol swab.
ANS: B
You might also like to view...
Statute of limitations vary by
A. type of physician practice. B. state. C. county. D. type of physician specialty.
All insurance plan information is mandatory if the claim is:
A)Mailed in B)Processed electronically C)Faxed D)Called in
Vital organ system failure involves the interruption or cessation of normal physiological function of one of the body's important organ systems that is vital to the normal function of the human body
Indicate whether this statement is true or false.
How does exhalation occur during high-frequency jet ventilation?
A. Lung elastic recoil causes exhalation to be passive. B. Exhaled air pulses out of the lungs between inspiratory pulsations. C. Exhaled air becomes entrained with reverse oscillations. D. Exhalation relies on the development of subatmospheric pressure generated immediately following an inspiration.