Question 1

Factors that increase the likelihood of an epidemic include all of the following except:

Accepted Answer

A) overcrowding 
B) migration 
C) lack of vaccination 
D) access to medical care 
A) overcrowding 
B) migration 
C) lack of vaccination 
D) access to medical care D

Question 2

An infection acquired in the hospital or other medical facility is:

Accepted Answer

A) zoonotic 
B) notifiable 
C) exogenous 
D) nosocomial 
A) zoonotic 
B) notifiable 
C) exogenous 
D) nosocomial D

Question 3

An epidemiologist that studies the number of cases of a disease,those segments of the population affected by a disease and the locations and time periods of a disease while the outbreak occurs deals with what type of epidemiology?

Accepted Answer

A) Analytical 
B) Descriptive 
C) Experimental 
D) None of these choices 
A) Analytical 
B) Descriptive 
C) Experimental 
D) None of these choices B

Question 4

All of the following are important when considering a descriptive epidemiological study except the:

Accepted Answer

A) locations of disease cases 
B) number of cases of a disease 
C) time periods of disease development 
D) cause-and-effect relationships of disease cases 
A) locations of disease cases 
B) number of cases of a disease 
C) time periods of disease development 
D) cause-and-effect relationships of disease cases

Question 5

A retrospective analytical study:

Accepted Answer

A) enrolls study participants before an epidemic occurs 
B) considers factors that occur as an epidemic spread 
C) compares study participants that receive a drug with those that received an infection 
D) may determine which factors are causal after the epidemic occurs 
A) enrolls study participants before an epidemic occurs 
B) considers factors that occur as an epidemic spread 
C) compares study participants that receive a drug with those that received an infection 
D) may determine which factors are causal after the epidemic occurs

Question 6

Notifiable diseases:

Accepted Answer

A) are rare 
B) include diseases that are potentially harmful 
C) do not include animal infections 
D) are all bacterial infections 
A) are rare 
B) include diseases that are potentially harmful 
C) do not include animal infections 
D) are all bacterial infections

Question 7

All of the following are associated with Yersinia pestis except:

Accepted Answer

A) causes plague 
B) has a 100% mortality when acquired through respiratory route 
C) when acquired through the respiratory route causes bubonic plague 
D) has a 50% mortality when acquired through a flea bite 
A) causes plague 
B) has a 100% mortality when acquired through respiratory route 
C) when acquired through the respiratory route causes bubonic plague 
D) has a 50% mortality when acquired through a flea bite

Question 8

A zoonosis refers to an infectious disease that is transmitted:

Accepted Answer

A) to a vertebrate animal from a human 
B) from a water reservoir to a human 
C) from a human to their pets 
D) to a human from vertebrate animal 
A) to a vertebrate animal from a human 
B) from a water reservoir to a human 
C) from a human to their pets 
D) to a human from vertebrate animal

Question 9

All of the following prevent and control nosocomial infections except:

Accepted Answer

A) infection control programs in hospitals 
B) patient isolation procedures 
C) proper education of staff 
D) uncontrolled contamination in hemodialysis equipment 
A) infection control programs in hospitals 
B) patient isolation procedures 
C) proper education of staff 
D) uncontrolled contamination in hemodialysis equipment

Question 10

Which of the following curves represents ongoing spread of new cases of a disease?

Accepted Answer

A) A 
B) B 
C) Both A and B are correct 
D) Neither A nor B are correct 
A) A 
B) B 
C) Both A and B are correct 
D) Neither A nor B are correct

Question 11

Herd immunity:

Accepted Answer

A) allows epidemiologist to predict when an epidemic will occur 
B) should be low in order to achieve maximum protection 
C) only applies to zoonoses that involve cattle 
D) is greatly increased with large-scale immunization program 
A) allows epidemiologist to predict when an epidemic will occur 
B) should be low in order to achieve maximum protection 
C) only applies to zoonoses that involve cattle 
D) is greatly increased with large-scale immunization program

Question 12

What makes a microbe a potential bioterrorism weapon? Do you believe that bioterroism that targets humans or agriculture is more worrisome? Explain your answer.

Accepted Answer

Any biological agent with a high potenti

Question 13

Sexually transmitted diseases are most often spread by what mode of transmission?

Accepted Answer

A) Direct contact 
B) Indirect contact 
C) Mechanical vectors 
D) Waterborne 
A) Direct contact 
B) Indirect contact 
C) Mechanical vectors 
D) Waterborne

Question 14

A disease that breaks out in explosive proportions within a population is called:

Accepted Answer

A) systemic 
B) endemic 
C) epidemic 
D) pandemic 
A) systemic 
B) endemic 
C) epidemic 
D) pandemic

Question 15

The incidence rate of chicken pox in the United States:

Accepted Answer

A) includes both old and newly diagnosed cases of disease 
B) shows a pattern of pandemics 
C) has been increasing for the last ten years 
D) is difficult to assess since the disease is no longer "notifiable" 
A) includes both old and newly diagnosed cases of disease 
B) shows a pattern of pandemics 
C) has been increasing for the last ten years 
D) is difficult to assess since the disease is no longer "notifiable"

Question 16

Droplet nuclei:

Accepted Answer

A) are non-living carriers that transmit infectious pathogens 
B) define the first case in an outbreak 
C) consists of dried endospores 
D) are filtered out of hemodialysis equipment 
A) are non-living carriers that transmit infectious pathogens 
B) define the first case in an outbreak 
C) consists of dried endospores 
D) are filtered out of hemodialysis equipment

Question 17

A common portal of entry for microorganisms is/are:

Accepted Answer

A) milk 
B) blood vessels 
C) saliva ducts 
D) mucous membranes 
A) milk 
B) blood vessels 
C) saliva ducts 
D) mucous membranes

Question 18

Pathogenic microorganisms that enter the body via contaminated food or water typically infect:

Accepted Answer

A) the respiratory system 
B) the skin 
C) only vertebrate animals 
D) the digestive system 
A) the respiratory system 
B) the skin 
C) only vertebrate animals 
D) the digestive system

Question 19

Transmission of pathogens from person to person via sneezing,coughing or by the affected individual speaking near (less than 1 meter)a susceptible individual are examples of what mode of transmission?

Accepted Answer

A) Vertical transmission 
B) Indirect contact transmission 
C) Direct fecal-oral transmission 
D) Contact transmission 
A) Vertical transmission 
B) Indirect contact transmission 
C) Direct fecal-oral transmission 
D) Contact transmission

Question 20

Which of the following pertain to foodborne transmission of infectious agents?

Accepted Answer

A) Poorly treated drinking water 
B) Microorganisms in dry air 
C) Properly refrigerated foods 
D) Unsanitary food preparation 
A) Poorly treated drinking water 
B) Microorganisms in dry air 
C) Properly refrigerated foods 
D) Unsanitary food preparation

Exam 15: Epidemiology and Nosocomial Infections

Factors that increase the likelihood of an epidemic include all of the following except:

An infection acquired in the hospital or other medical facility is:

An epidemiologist that studies the number of cases of a disease,those segments of the population affected by a disease and the locations and time periods of a disease while the outbreak occurs deals with what type of epidemiology?

All of the following are important when considering a descriptive epidemiological study except the:

A retrospective analytical study:

Notifiable diseases:

All of the following are associated with Yersinia pestis except:

A zoonosis refers to an infectious disease that is transmitted:

All of the following prevent and control nosocomial infections except:

Which of the following curves represents ongoing spread of new cases of a disease?

Herd immunity:

What makes a microbe a potential bioterrorism weapon? Do you believe that bioterroism that targets humans or agriculture is more worrisome? Explain your answer.

Sexually transmitted diseases are most often spread by what mode of transmission?

A disease that breaks out in explosive proportions within a population is called:

The incidence rate of chicken pox in the United States:

Droplet nuclei:

A common portal of entry for microorganisms is/are:

Pathogenic microorganisms that enter the body via contaminated food or water typically infect:

Transmission of pathogens from person to person via sneezing,coughing or by the affected individual speaking near (less than 1 meter)a susceptible individual are examples of what mode of transmission?

Which of the following pertain to foodborne transmission of infectious agents?

Scope and History of Microbiology

Fundamentals of Chemistry

Microscopy and Staining

Characteristics of Prokaryotic and Eukaryotic Cells

Essential Concepts of Metabolism

Growth and Culturing of Bacteria

Microbial Genetics

Gene Transfer and Genetic Engineering

An Introduction to Taxonomy: the Bacteria

Viruses

Eukaryotic Microorganisms and Parasites

Sterilization and Disinfection

Antimicrobial Therapy

Host-Microbe Relationships and Disease Processes

Innate Host Defenses

Immunology I: Basic Principles of Adaptive Immunity and Immunization

Immunology Ii: Immunological Disorders and Tests

Diseases of the Skin and Eyes; Wounds and Bites

Urogenital and Sexually Transmitted Diseases

Diseases of the Respiratory System

Oral and Gastrointestinal Diseases

Cardiovascular, lymphatic and Systemic Disease

Diseases of the Nervous System

Environmental Microbiology

Applied Microbiology

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