Microbiology Flashcards
why is studying microbiology important for the dental assistant?
so that he or she will understand the nature of pathogens and understand how to prevent disease transmission in the dental office.
What are pathogens?
Disease - producing Microorganisms
what are the five major groups of microorganisms?
Bacteria Algae Protozoa Fungi Viruses
What are the three shapes that identify bacteria?
Spherical
Rod
Spiral
Variety of bacteria that require oxygen to grow are known as.
Aerobes
what is the most resistant form of like known as?
Spore
Protozoa
one-cell organisms found in :
- water
- Marine Habitats
- Moist soil
Oral-Candidiasis is a common opportunistic infection found in the oral cavity, this infection is caused by.?
Yeast
-yeast is a form of fungi
All known ____ diseases in humans affect the brain
Prions
Prions differ from viruses and bacteria
they are a new and separate class od disease-producing molecules that convert normal protein molecules into dangerous ones.
Is a type of microorganisms that can live and multiply only inside an appropriate host cell.
Virus
can have the specificity for particular cell types in order to replicate
Viruses
Cannot be treated with antibiotics
Viral Infections
Viral diseases may be transmitted in a variety of ways including
- Insects
- Blood transfusions
- Contaminated food
- direct contact
- inhalation of droplets expelled by coughing or sneezing
which of the following diseases or virus is a concern in dentistry?
Hepatitis B HIV Herpes SARS West Nile Virus Herpes Simplex Type 1
