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Microbiology (BIOL 286) > Unit 4 Quiz Questions > Flashcards

Unit 4 Quiz Questions Flashcards

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1
Q

Where is Helicobacter pylori found most often in our bodies?

Stomach
Pharynx
Small intestine
Mouth

A

Stomach

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2
Q

When does colonization of a baby begin?

Conception
1 day after delivery
Birth
In utero

A

Birth

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3
Q

Which group of microbes are most associated with dental cavities?

Proteobacteria
Streptococci
Actinobacteria
Staphylococci

A

Streptococci

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4
Q

How many microbes are in and on the human body?

4E11
4E17
4E15
4E13

A

4E13

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5
Q

Increased methane production in the gut leads to _____.

loss of body mass

elevated volatile fatty acid production

resistance to antibiotics

elevated hydrogen levels in the gut

A

elevated volatile fatty acid production

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6
Q

Which of these is NOT one of the three common bacterial phyla of the gut?

Firmicutes
Proteobacteria
Chlamydia
Bacteroidetes

A

Chlamydia

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7
Q

Where are most of the human microbiota located?

Colon
Lung
Skin
Kidney

A

Colon

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8
Q

Lactobacillus in our yogurt is an example of what?

Xenobiotic
Probiotic
Antibiotic
Prebiotic

A

Probiotic

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9
Q

What type of relationship do we most commonly have with our normal microbiota?

Parasitism
Commensalism
Ammensalism
Mutualism

A

Commensalism

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10
Q

Which of these is the most numerous bacteria on our skin?

Proteobacteria
Actinobacteria
Spirochetes
Mycoplasma

A

Actinobacteria

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11
Q

The occurence of Lyme disease in Michigan is best termed what?

Pandemic
Epidemic
Sporadic
Endemic

A

Endemic

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12
Q

The number of new cases of a disease is day is called what?

Epidemic
Head count
Incidence
Prevalence

A

Incidence

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13
Q

Which of these was among the first epidemiologists?

Louis Pasteur
Robert Koch
John Snow
John Needham

A

John Snow

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14
Q

If you get malaria from an infected mosquito, what did it act as?

Mechanical vector
Vehicle
Fomite
Biological vector

A

Biological vector

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15
Q

The COVID-19 outbreak was best termed what?

Epidemic
Sporadic
Pandemic
Endemic

A

Pandemic

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16
Q

What term refers to an inanimate object that can transmit disease?

Vector
Reservoir
Vehicle
Fomite

A

Fomite

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17
Q

Individuals that have subclinical infections of a pathogen are termed what?

Carriers
Vectors
Reservoirs
Fomites

A

Carriers

18
Q

The study of the occurence and distribution of diseases in a population is called what?

Microbiology
Epidemiology
Immunology
Parasitology

A

Epidemiology

19
Q

The incidence of death in a population is called what?

LD50
Mortality
Morbidity
ID50

A

Mortality

20
Q

During which period of a disease are the symptoms at their height?

Acute
Incubation
Decline
Prodromal

A

Acute

21
Q

What genetic process gives the toxin gene to Corynebacterium diphtheria?

Lysogenic conversion
Phase variation
Antigenic drift
Antigenic shift

A

Lysogenic conversion

22
Q

Which virus causes chicken pox?

Variola
Varicella zoster
Coronavirus
Rubeola

A

Varicella zoster

23
Q

What is the leading cause of bacterial pneumonia in the United States?

Klebsiella pneumoniae
Mycobacterium pneumoniae
Streptococcus pneumoniae
Mycoplasma pneumoniae

A

Streptococcus pneumoniae

24
Q

Which virus causes measles?

Rubeola
Variola
Rubella
Vaccinia

A

Rubeola

25
Q

Which microbe causes rheumatic fever?

Bordetella pertussis
Corynebacterium diphtheria
Streptococcus pyogenes
Staphylococcus aureus

A

Streptococcus pyogenes

26
Q

Which microbe is responsible for whooping cough?

Bordetella pertussis
Rubella virus
Streptococcus pyogenes
Mycobacterium leprae

A

Bordetella pertussis

27
Q

What is the leading cause of STD in the United States?

Escherichia
Neiserria
Treponema
Chlamydia

A

Chlamydia

28
Q

Which of these hepatitis types are you most likely to get from contaminated food?

Hepatitis D
Hepatitis A
Hepatitis C
Hepatitis B

A

Hepatitis A

29
Q

What type of microbe causes syphilis?

Firmicute
Actinobacteria
Spirochete
Chlamydia

A

Spirochete

30
Q

The alteration of a virus due to accumulation of mutations is called what?

Antigenic drift
Gene conversion
Phase variation
Antigenic shift

A

Antigenic drift

31
Q

Which state has the highest incidence of Rocky Mountain spotted fever?

Michigan
Wyoming
Tennessee
Utah

A

Tennessee

32
Q

Animal disease that have been transmitted to humans is called what?

Zoonosis
Septicemia
Bacteremia
Mycosis

A

Zoonosis

33
Q

What is the biological vector for Rocky Mountain spotted fever?

Dog tick
Lice
Flea
Mosquito

A

Dog tick

34
Q

What is the most common form of anthrax?

Cutaneous
Pulmonary
Gastrointestinal
Sexually transmitted

A

Cutaneous

35
Q

Which of these is the most common carrier of rabies in Michigan?

Bats
Possums
Dogs
Deer

A

Bats

36
Q

What is the causative agent of bubonic plague?

Bordetella pertussis
Rickettsia rickettsia
Yersinia pestis
Staphylococcus aureus

A

Yersinia pestis

37
Q

What is the most common tick-borne disease in the United States?

Rocky Mountain spotted fever
Q fever
Typhus
Lyme disease

A

Lyme disease

38
Q

Which microbe causes gas gangrene?

Clostridium tetani
Clostridium perfringens
Clostridium botulinum
Clostridium sporogenes

A

Clostridium perfringens

39
Q

Which microbe causes lockjaw?

Clostridium sporogenes
Clostridium perfringens
Clostridium botulinum
Clostridium tetani

A

Clostridium tetani

40
Q

How is West Nile virus transmitted?

Deer tick
Body lice
Fleas
Mosquito

A

Mosquito

Microbiology (BIOL 286) (36 decks)

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