Vbs 2032 - Study guides, Class notes & Summaries

VBS 2032 Exam 4 Studyguide 2023...

VBS 2032 Exam 1 -2023...

What are two main reasons that bacteria change so rapidly? Answer They can reproduce very quickly and have horizontal gene transfer. What are the different kinds of mutations and what are the results of these mutations? Answer Reading frame shift, base mutation can cause missense, silent or nonsense. What is the difference between vertical and horizontal transmission? Answer Vertical transmission is through reproduction such as binary fission while horizontal transmission is through uptaki...

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microbial intoxication Answer the toxin produced by a bacteria is ingested (rather than the bacteria itself) microbial infection Answer the bacteria multiplies in the body 4 phases of infectious disease Answer 1. incubation period 2. prodromal period (feel like something is off) 3. period of illness (symptomatic) 4. convalescent period (non-diseased or disability/death) virulence factors that help a pathogen spread through the body, evade the host immune defenses, or cause damage to ...

Why don't "normal" microbiota of the upper respiratory tract cause disease? Answer 1. Competition 2. Immunity 3. Protective effect 4. Non-pathogenic strain 5. Wrong place steps in the pathogenesis of infectious diseases Answer 1. Entry of the pathogen into the body 2. Attachment of the pathogen to some tissue(s) within the body 3. Multiplication of the pathogen 4. Invasion or spread of the pathogen 5. Evasion of host defenses 6. Damage to host tissue(s) Why is strep especially ...

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