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den110 chapter 18

recall questions

QuestionAnswer
1. Why is microbiology important to the dental assistant? Microbiology is important to dental assistants to understand the nature of pathogens and ways to prevent the transmission of disease in the dental office.
2. Why is it important for dental assistants to understand Koch’s Postulates? Dental assistants need to understand Koch's Postulates to help identify and control infectious diseases, ensuring safe and effective patient care.
3. Why is it important that Joseph Lister recognized that airborne microorganisms were responsible for postsurgical infections? It was important because he could finally come up with a way to lower the risk of infection after surgery by applying carbolic acid to dressings and using an aerosol of carbolic acid during surgery.
4. Why is it important that Louis Pasteur discovered the rabies vaccine? It is important because it was the first vaccine to be made letting other biologists and scientists know that it was possible to prevent diseases
5. What are the three primary shapes of bacteria? Three primary shapes of bacteria are Spherical (cocci), rod (bacilli), and spiral (spirochetes).
6. What is the staining process for separating bacteria? separating bacteria is gram stain. Bacteria that are stained by the violet dye because of the thick layer of peptidoglycan in their cell walls are called Gram-posi They appear dark purple Bac that appear pink to red because of the thinner peptidoglycan
7. What is the term for bacteria that require oxygen to grow? Aerobes require oxygen to grow.
8. What is the most resistant form of bacterial life? Spores are the most resistant form of bacterial life.
9. Which types of hepatitis are spread by exposure to blood? Hepatitis B, Hepatitis C, and Hepatitis D are spread by exposure to blood.
How is HIV spread HIV is spread through sexual contact with an infected person and by needle sharing among drug users. Healthcare, can be infected with HIV after they are stuck with needles infected blood or, after infected blood enters the worker’s bloodstream through an
11. What tissues are affected by the West Nile virus? It affects a person’s nervous system, causing inflammation of the brain and spinal cord.
How is the H1N1 virus spread? The H1N1 variant is deadly to domestic pigs, and the virus can now be transmitted from person to person
How is the Ebola virus spread? It is spread through direct contact with blood and body fluids like urine, feces, saliva, vomit, and semen of a person who is sick with Ebola.
14. How is the COVID-19 virus spread? The coronavirus is spread from person to person through droplets when the infected person breaths, talks, coughs, or sneezes.
15. What virus caused the most recent global pandemic? Covid-19
16. What birth defect can be caused by the Zika virus? spread from a pregnant woman to her fetus and has been linked to a serious birth defect of the brain called microcephaly. fetuses and infants infected with Zika virus before birth, poorly developed brain structures, defects of the eye, hearing deficits, a
What microorganism causes oral candidiasis? Oral candidiasis is caused by the yeast Candida albicans which is a fungi
18. What microorganism is used as the benchmark for the effectiveness of a surface disinfectant? Tuberculosis kill time is the benchmark for the effectiveness of a surface disinfectant.
What disease is also known as lockjaw? Tetanus is known as lockjaw
20. What is a sign of the first stage of syphilis The first stage of syphilis is characterized by the presence of a painless ulcerating sore, known as a chancre, which is infectious on contact.
21. What is a pandemic? A pandemic disease is a global disease outbreak. A pandemic occurs when a new virus or disease emerges for which people have little or no immunity and for which no vaccine is available.
Created by: alejac0360
 

 



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