Upon inspection you do not see the letter and number combination of 3AL stamped into an oxygen cylinder's shoulder. This means:

A) the cylinder may be used for 3 hours
B) the cylinder is made of chrome molybdenum steel
C) the cylinder is made of aluminum
D) the cylinder is of a fiber-wrapped aluminum construction

C

Health Professions

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What is the total duration of pumping time for the service pumping test?

A. 30 minutes B. 40 minutes C. 50 minutes D. 60 minutes

Health Professions

____________________ are performed primarily by oral-maxillofacial, plastic, or otorhinolaryngology surgeons

A. Dental implants C. Odontectomies B. Maxillofacial procedures D. CT scans

Health Professions