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Microbiology Question and answers rated A+
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  • Microbiology
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  • Microbiology

Microbiology Question and answers rated A+ Antigen - correct answer any molecule that can bind to immune system componnts (antibodies, B cell receptors, or T cell receptors) epitope - correct answer three domensional region of an antigen that is recognized by the immune system (i.e. antibod...

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  • August 11, 2024
  • 8
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • Microbiology
  • Microbiology

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Microbiology: Immunology
Antigen - correct answer ✔any molecule that can bind to immune system
componnts (antibodies, B cell receptors, or T cell receptors)


epitope - correct answer ✔three domensional region of an antigen that is
recognized by the immune system (i.e. antibody)
-different receptors will recognize each one


immunity - correct answer ✔the state of protection from infectious disease


types of immune systems - correct answer ✔-innate
-acquired


innate - correct answer ✔cell mechanism that will protect the host in a non
specific manner
ex: skin and lysozyme


acquired immunity - correct answer ✔cells and mechanisms that defenbd the
host from infection by other organisms with the ability to recognize and
remember specific pathogens in a specific manner
ex: B cells, T cells, antibodies


types of acquired immunity - correct answer ✔1. humoral-antibodies
2.cell mediated- T cells


3 major purposes of the immune system - correct answer ✔1.identify non-
self meaning not normal

, 2.destroy that which is non-self
3.prepare to 2nd exposure or non-self
**innate immunity does the first two
***acquired does all 3


non-self may include - correct answer ✔1.bacterial
2.viral
3.protozoa
4.fungal
5.cancer cells


lines of defense - correct answer ✔-innate, nonspecific
-acquired, specific


types of innate, specific - correct answer ✔1.first line of defense
2.second line of defense


first line of defense - correct answer ✔a surface protection composed of
anatomical and physiological barriers that keep microbes from penetrating
sterile body compartments


second line of defense - correct answer ✔a cellular and chemical system
that comes immediately into play if infectious agents make it past the surface
defenses


first line of defense examples - correct answer ✔1.physical barrier-skin,
mucous membanes
2.chemical barriers-secreted like lysozyme

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