The onset of viral pneumonia is usually sudden and severe.
a. true
b. false
Ans: b. false
Health Professions
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Which of the following topical anesthetics is used as a "freezing" method to block pain receptors in skin?
a. cocaine b. ethyl chloride c. lidocaine d. tetracaine
Health Professions
The type of water mains in a distribution system that have relatively widespread spacing and convey large quantities of water to various points in the distribution system are:
A. distributors B. primary feeders C. secondary feeders D. combination feeders
Health Professions
Non-REM sleep accounts for what percent of sleep time in the average adult?
A. 50-55 percent B. 60-75 percent C. 75-80 percent D. 40-50 percent
Health Professions
The chlorhexidine gluconate rinses aid in the fibroblast attachment to the implant surface
a. True b. False Indicate whether the statement is true or false
Health Professions