What type of filter is used in the OR setting that eliminates almost all dust particles?
a. HEPA
b. NIOSH
c. EPA
d. ACH
ANS: A
A HEPA is a high-efficiency particulate air filter that is effective in controlling airborne contamination. HEPA filters are 99.7% efficient in removing particles that are larger than 0.3 mm. These microbial filters in ducts filter the air and eliminate almost all dust particles.
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Why is it realistic to be conservative about income expectations during the first year of a private practice compared to future years?
A) Their skills are not sharp yet. B) Their stamina is not built up yet. C) It takes time to build a client base. D) They need more experience in marketing.
What defines a spontaneous breath, as compared with a mandatory breath?
A. Inspiration is initiated by time, and is terminated by the patient's pulmonary mechanics. B. Inspiration is initiated by the patient's own ventilatory drive. C. Inspiration is initiated by the patient's lung mechanics, and expiration is initiated by the patient's ventilatory drive. D. Inspiration is initiated by the patient's ventilatory drive, and is terminated by the patient's lung mechanics.