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Flashcards in Chaper 19 (microbio) Deck (66)
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1

Another name for childbed fever is


A. S. aureus intoxication.

B. toxic shock syndrome.

C. Klein's disease.

D. puerperal fever.

D. puerperal fever.

2

The doctor responsible for introducing the idea of hand washing before attending patients was


A. Klein.

B. Semmelweis.

C. Koch.

D. Pasteur.

B. Semmelweis.

3

Diseases that can be transmitted from one person to another are termed


A. symptomatic.

B. clinical.

C. acute.

D. latent.

E. communicable.

E. communicable

4

The natural habitat of a pathogen is referred to as its


A. home.

B. primary inhabitance.

C. infectious site.

D. reservoir.

D. reservoir.

5

The number of cases of a specific disease per one hundred people exposed is called the


A. morbidity rate.

B. index rate.

C. mortality rate.

D. obesity rate.

A. morbidity rate.

6

The fraction of a population who die from a specific disease is called


A. mortality rate.

B. morbidity rate.

C. attack rate.

D. incidence rate.

A. mortality rate.

7

Diseases constantly present in a population are called


A. epidemic.

B. chronic.

C. latent.

D. endemic.

D. endemic.

8

An epidemic that spreads worldwide is called a(n)


A. epidemical.

B. endemic.

`C. pandemic.

D. syndemic.

C. pandemic.

9

A cluster of cases in a specific population occurring in a brief period of time is called a(n)


A. endemic.

B. pandemic.

C. outbreak.

D. attack break.

C. outbreak

10

Apparently healthy people who may transmit a pathogen they harbor are called


A. vectors.

B. fomites.

C. vehicles.

D. carriers.

D. carriers.

11

Gonorrhea is a disease that may be


A. zoonotic.

B. pandemic.

C. syndemic.

D. asymptomatic.

D. asymptomatic.

12

A dramatic increase in the incidence of a specific disease in a given population is referred to as a(n)


A. pandemic.

B. endemic.

C. epidemic.

D. mortality.

C. epidemic.

13

Diseases that primarily exist in animals, but may be transmitted to humans are called


A. parasitic.

B. symbiotic.

C. zoonotic.

D. epidemic.

C. zoonotic.

14

The reservoir of infection for botulism and tetanus is


A. humans.

B. soil.

C. water.

D. animals.

E. soil AND water.

B. soil.

15

Which of the following is called a zoonotic disease?


A. measles

B. typhoid

C. common cold

D. plague

D. plague

16

Vertical transmission involves


A. droplet transmission.

B. fomites.

C. pasteurization.

D. pregnant woman to fetus.

D. pregnant woman to fetus.

17

The single most important measure to prevent the spread of disease is


A. home cooking.

B. canning.

C. pasteurization.

D. hand washing.

D. hand washing.

18

Inanimate objects capable of transferring infectious disease agents are


A. vectors.

B. fomites.

C. vehicles.

D. reservoirs.

B. fomites.

19

Large respiratory droplets typically travel no farther from point of release than


A. 3 meters.

B. 5 meters.

C. 1 meter.

D. 20 meters.

C. 1 meter.

20

Important sources of contamination in crowded locations are


A. blood.

B. droplets of saliva or mucus.

C. restrooms.

D. kitchens.

B. droplets of saliva or mucus

21

Droplet nuclei typically travel no farther from point of release than


A. 3 meters.

B. 5 meters.

C. 1 meter.

D. They are suspended indefinitely.

D. They are suspended indefinitely.

22

In order to prevent spread of microorganisms from the microbiology laboratory, the room air should be


A. under positive pressure.

B. under negative pressure.

C. filtered.

D. chilled.

E. under negative pressure AND filtered.

E. under negative pressure AND filtered.

23

Which of the following is not a vector?


A. fomite

B. human

C. fly

D. flea

E. fomite AND human

A. fomite

24

Which of the following is not a mechanical vector?


A. fomite

B. human

C. fly

D. flea

E. fomite AND human

A. fomite

25

The amount of infecting agent received by susceptible individuals is called the


A. exposure.

B. number.

C. dose.

D. level.

C. dose.

26

The period of time between exposure to an agent and the onset of disease signs and symptoms is called the


A. prodromal phase.

B. decline phase.

C. incubation period.

D. lag phase.

C. incubation period.

27

When an infectious disease cannot spread in a population because it lacks a significant number of susceptible hosts, the phenomenon is referred to as


A. protected population.

B. active immunity.

C. passive immunity.

D. herd immunity.

D. herd immunity.

28

The immunity of some black Africans to malaria is probably due to their


A. general health.

B. cultural practices.

C. age.

D. genetic background.

D. genetic background.

29

The type of epidemiological study that determines the characteristics of the persons involved and the time and place of the outbreak is called a(n)


A. inspection study.

B. descriptive study.

C. cohortive study.

D. retrospective study.

B. descriptive study

30

The first identified case in an outbreak is called the


A. starter case.

B. traceable case.

C. primary case.

D. index case.

D. index case