NURSING EXAM QUESTIONS
MICROBIOLOGY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Pasteurization
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Fermentation
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Germ Theory of Disease
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Vaccination
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Detailed explanation-1: -Pasteurization involves heating liquids at high temperatures for short amounts of time. Pasteurization kills harmful microbes in milk without affecting the taste or nutritional value (sterilization= all bacteria are destroyed).
Detailed explanation-2: -The most common method of pasteurization in the United States today is High Temperature Short Time (HTST) pasteurization, which uses metal plates and hot water to raise milk temperatures to at least 161° F for not less than 15 seconds, followed by rapid cooling.
Detailed explanation-3: -Pasteurization conditions are designed to effectively destroy the organisms Mycobacterium tuberculosis and Coxiella burnetii’.
Detailed explanation-4: -Pasteurization is the process of heating milk to a high enough temperature for a long enough time to kill harmful germs. Pasteurized milk is milk that has gone through this process.
Detailed explanation-5: -"Pasteurized Milk” Explained First developed by Louis Pasteur in 1864, pasteurization kills harmful organisms responsible for such diseases as listeriosis, typhoid fever, tuberculosis, diphtheria, Q fever, and brucellosis.