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Dental Assisting > Chapter 18 > Flashcards

Chapter 18 Flashcards

1
Q

Microbiology

A

The study of microorganisms

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2
Q

Pathogenetic

A

disease producing microorganisms

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3
Q

Virulent

A

disease that are capable of causing a serious disease

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4
Q

Aerobes

A

variety of bacteria that need oxygen to grow

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5
Q

Anaerobes

A

bacteria that grow in the absence of oxygen and are destroyed by oxygen

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6
Q

Facultative Aerobes

A

organisms that can grow in the presence of or absence of oxygen

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7
Q

Protozoa

A

a single celled microscopic animal without a rigid cell wall

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8
Q

Provirus

A

a hidden virus during the latency period

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9
Q

Prion

A
  • very tiny infectious agents that do not contain DNA or RNA
  • they are a new and separate class
  • contain only protein and no nucleic acids
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10
Q

Spore

A

the most resistant form of life

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11
Q

CJD

A

a rare chronic brain disease with onset in the middle to late life

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12
Q

Oral Candidiasis

A

yeast infection of the oral mucosa

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13
Q

West Nile Virus

A

infection through a mosquito bite

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14
Q

MRSA

A
  • bacterium that is resistant to some antibiotics
  • everyday bacterium that causes pimples, boils, sinus infections, and meningitis
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15
Q

H1N1 Virus

A

caused by A-type viruses

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16
Q

What Did Aristotle Introduce?

A

the earliest belief that life was “spontaneously generated” from nonliving matter

17
Q

What did Antony Van Leeuwenhoek introduce?

A

primitive microscope to observe stagnant water and scrapings from the teeth

18
Q

What Did John Tyndall Introduce?

A

the need for prolonged heating to destroy microbial life in broth

19
Q

What Did Joseph Lister Introduce?

A

recognized the role of airborne microorganisms in the postsurgical infection

20
Q

What Did Robert Koch Introduce?

A

developed a 2 part dish that was used for growing bacteria

21
Q

What Did Louis Pasteur Introduce?

A

father of microbiology and discovered the rabies vaccine

22
Q

What Are The Five Major Groups Of Microorganisms?

A
  • bacteria
  • algae
  • protozoa
  • fungi
  • viruses
23
Q

In What Conditions Do Pathogenic Bacteria Grow Best?

A

at 98.6%, dark and moist environment

24
Q

What Is Bacteria?

A
  • make up a larger group of one-celled microorganisms that vary is size, shape, and arrangement of cells
  • causes caries, periodontal disease, tetanus, tuberculosis, and syphilis
25
Q

What Are The Different Shapes Of Bacteria?

A
  • spherical (cocci)
  • rod (bacilli)
  • spiral (spirochetes)
26
Q

What Is Hepatitis A?

A
  • transmits via fecal to oral
  • good hygiene prevents it
27
Q

What Is Hepatitis B?

A
  • transmits via blood-borne, other body fluids, and saliva
  • employee is required to offer immunization vaccine within 10 days without any cost to the patient
28
Q

What Is Hepatitis C?

A

transmitted through blood transfusion or percutaneous exposure to blood

29
Q

What Is Hepatitis D?

A

hepatitis B must be present

30
Q

What Is Hepatitis E?

A

transmitted via fecal to oral by contaminated food or water

31
Q

What Is HIV?

A
  • a blood-borne viral disease
  • spread through sexual contact, needle sharing, cuts or splashes that enter the mucous membrane
32
Q

What Is Ebola?

A
  • a rare but deadly virus that causes internal and external bleeding of the body
  • spread by direct contact
33
Q

What Is Tuberculosis?

A
  • caused by bacterium mycobacterium tuberculosis
  • leading cause of death worldwide
  • HIV and tuberculosis often occur together
34
Q

What Is Tetanus?

A
  • known as lockjaw
  • dangerous
  • caused by a spore-forming bacillus
35
Q

What Is A Pandemic Disease?

A
  • disease in which people have little to no immunity
  • no vaccine available
  • spreads from person to person
36
Q

The Staining Process For Separating Bacteria Is Called?

A

gram test

Dental Assisting (9 decks)

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