Question 1

When an infected person is in the incubation period, that person cannot transmit the pathogen to others.

Accepted Answer

A) True 
 B)False

Question 2

The objective, measurable evidence of disease evaluated by an observer is termed

Accepted Answer

A)  syndrome.
B)  symptom.
C)  sign.
D)  pathology.
E)  inflammation.F) A) and D)
G) B) and E)

Question 3

Most of the skin's resident flora is found in the uppermost, superficial layers of the epidermis.

Accepted Answer

A) True 
 B)False

Question 4

Which is mismatched?

Accepted Answer

A)  Secondary infection - infection spreads to several tissue sites
B)  Mixed infection - several agents established at infection site
C)  Acute infection - rapid onset of severe, short-lived symptoms
D)  Local infection - pathogen remains at or near entry site
E)  Toxemia - pathogen's toxins carried by the blood to target tissuesF) A) and D)
G) A) and E)

Question 5

Which portal of entry is the most commonly used by pathogens?

Accepted Answer

A)  urogenital
B)  gastrointestinal
C)  respiratory
D)  skin
E)  They are all equally used as portals.F) C) and E)
G) None of the above

Question 6

Under certain circumstances, a person's resident flora can be opportunistic pathogens.

Accepted Answer

A) True 
 B)False

Question 7

Resident flora are found in/on the

Accepted Answer

A)  skin.
B)  mouth.
C)  nasal passages.
D)  large intestine.
E)  All of the choices are correct.F) A) and B)
G) A) and C)

Question 8

The study of the frequency and distribution of a disease in a defined population is

Accepted Answer

A)  pathology.
B)  clinical microbiology.
C)  medicine.
D)  immunology.
E)  epidemiology.F) A) and B)
G) All of the above

Question 9

An inanimate object that harbors and transmits a pathogen is a

Accepted Answer

A)  fomite.
B)  carrier.
C)  vector.
D)  reservoir.
E)  source.F) C) and D)
G) None of the above

Question 10

Enterotoxins are

Accepted Answer

A)  virulence factors.
B)  toxins that target the intestines.
C)  proteins.
D)  exotoxins.
E)  All of the choices are correct.F) All of the above
G) A) and C)

Question 11

Sentinel animals are monitored for specific diseases in order to determine the potential for human exposure to a disease.

Accepted Answer

A) True 
 B)False

Question 12

When a disease occurs occasionally at irregular intervals and random locales, it is referred to as

Accepted Answer

A)  sporadic.
B)  pandemic.
C)  endemic.
D)  epidemic.
E)  chronic.F) C) and E)
G) B) and D)

Question 13

A person with which occupation is most at risk for a zoonotic disease?

Accepted Answer

A)  accountant
B)  teacher
C)  nurse
D)  dental hygienist
E)  forest rangerF) B) and C)
G) A) and C)

Question 14

Someone who inconspicuously harbors a pathogen and spreads it to others is a

Accepted Answer

A)  fomite.
B)  carrier.
C)  vector.
D)  reservoir.
E)  source.F) B) and D)
G) A) and B)

Question 15

The total number of deaths in a population due to a disease is the _____ rate.

Accepted Answer

The answer of The total number of deaths in a...

Question 16

Microbial hyaluronidase, coagulase, and streptokinase are examples of

Accepted Answer

A)  adhesive factors.
B)  exotoxins.
C)  hemolysins.
D)  antiphagocytic factors.
E)  exoenzymes.F) A) and B)
G) A) and C)

Question 17

A veterinary hospital had an outbreak of Salmonella infantis.Within the facility, how can Salmonella can be spread?

Accepted Answer

A)  Unwashed hands
B)  Feces
C)  Contaminated objects
D)  Multiple animals using the same stalls without proper cleaning
E)  All of the choices are correctF) A) and E)
G) A) and C)

Question 18

Virulence factors include all the following, except

Accepted Answer

A)  capsules.
B)  ribosomes.
C)  exoenzymes.
D)  endotoxin.
E)  exotoxin.F) A) and C)
G) A) and E)

Question 19

Nosocomial infections involve all the following, except

Accepted Answer

A)  they are only transmitted by medical personnel.
B)  they often involve the patient's urinary tract and surgical incisions.
C)  the patient's resident flora can be the infectious agent.
D)  Escherichia coli and staphylococci are common infectious agents.
E)  medical and surgical asepsis help lower their occurrence.F) B) and D)
G) A) and B)

Question 20

Describe the criteria that make up Koch's Postulates and discuss their importance in modern epidemiology.

Accepted Answer

Koch's Postulates are a set of criteria ...

Exam 13: Microbe-Human Interactions: Infection, Disease, and Epidemiology

Under certain circumstances, a person's resident flora can be opportunistic pathogens.

Correct AnswerverifiedShow Answer

Someone who inconspicuously harbors a pathogen and spreads it to others is a

Correct AnswerverifiedShow Answer

When a disease occurs occasionally at irregular intervals and random locales, it is referred to as

Correct AnswerverifiedShow Answer

The total number of deaths in a population due to a disease is the _____ rate.

Correct AnswerverifiedShow Answer

When an infected person is in the incubation period, that person cannot transmit the pathogen to others.

Correct AnswerverifiedShow Answer

Describe the criteria that make up Koch's Postulates and discuss their importance in modern epidemiology.

Correct AnswerAnswered by ExamLex AIKoch's Postulates are a set of criteria ...View AnswerShow Answer

Sentinel animals are monitored for specific diseases in order to determine the potential for human exposure to a disease.

Correct AnswerverifiedShow Answer

Resident flora are found in/on the

Correct AnswerverifiedShow Answer

A veterinary hospital had an outbreak of Salmonella infantis.Within the facility, how can Salmonella can be spread?

Correct AnswerverifiedShow Answer

Which portal of entry is the most commonly used by pathogens?

Correct AnswerverifiedShow Answer

Enterotoxins are

Correct AnswerverifiedShow Answer

Which is mismatched?

Correct AnswerverifiedShow Answer

The study of the frequency and distribution of a disease in a defined population is

Correct AnswerverifiedShow Answer

A person with which occupation is most at risk for a zoonotic disease?

Correct AnswerverifiedShow Answer

Microbial hyaluronidase, coagulase, and streptokinase are examples of

Correct AnswerverifiedShow Answer

Virulence factors include all the following, except

Correct AnswerverifiedShow Answer

An inanimate object that harbors and transmits a pathogen is a

Correct AnswerverifiedShow Answer

Most of the skin's resident flora is found in the uppermost, superficial layers of the epidermis.

Correct AnswerverifiedShow Answer

The objective, measurable evidence of disease evaluated by an observer is termed

Correct AnswerverifiedShow Answer

Nosocomial infections involve all the following, except

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
Answered by ExamLex AI
Koch's Postulates are a set of criteria ...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified