__________ use(s) chemicals to destroy and remove skin, while ___________ use(s) chemicals in planing the skin

The first thing you should do when calling any patient is to make sure that _____ you are speaking with on the telephone

a. it is at least one of the patient's relatives b. it is the patient's next-of-kin c. it is the patient d. you know who

Which is the most common category of notification appliances?

A. Visual B. Textual C. Tactile D. Audible