Quiz 10: Prevention of Disease Transmission in Oral Health Care


A The client was contagious with varicella virus infection but had no symptoms because he was in the incubation period of the disease. The client transferred the disease to the dental hygienist.

C The mode of disease spread was by droplet infection. Viral particles in small liquid droplets of contaminated saliva entered the dental hy gienist ' s mouth , invaded her respiratory tract, and spread through her bloodstream to her skin and other organs.

A The source of the microbes was the client ' s mouth. He was infected with varicella virus .