Question 1

What is the name of a solution of a dye or group of dyes that imparts a distinctive color to microorganisms?

Accepted Answer

A)   Smear
B)   Wet mount
C)   Stain
D)   Culture
E)   MediumF) B) and E)
G) None of the above

Question 2

An example of a subcellular microorganism is a ___.

Accepted Answer

A)   virus
B)   bacterium
C)   protozoan
D)   fungus
E)   helminthF) All of the above
G) A) and D)

Question 3

Which of the following is a guideline for the preparation and transportation of a specimen to an outside laboratory for pathologic study?

Accepted Answer

A)   Use whatever collection device is available
B)   Maintain the sample in a state as close to its original state as possible
C)   Use the same specimen for both microbiologic and pathologic examination
D)   Keep the specimens in a heated environment after obtaining them
E)   Obtain the specimen after the patient has started taking an antimicrobialF) A) and B)
G) A) and E)

Question 4

The hard protein the body produces that makes visualizing the fungus possible only in a KOH mount is called ____.

Accepted Answer

A)   keratin
B)   mordant
C)   agar
D)   mold
E)   yeastF) A) and E)
G) None of the above

Question 5

The fifth most common cause of death worldwide from infectious disease is ________.

Accepted Answer

The answer of The fifth most common cause of death...

Question 6

What is the shape of streptococci bacteria?

Accepted Answer

A)   Chains
B)   Pairs
C)   Grape-like clusters
D)   Spirals
E)   TripletsF) C) and E)
G) A) and B)

Question 7

The acid-fast staining procedure is a ____.

Accepted Answer

A)   preparation of a specimen in a liquid that allows the organisms to remain alive and mobile
B)   procedure for identifying bacteria with a waxy cell wall
C)   smear in which a specimen is spread thinly and unevenly across a slide
D)   sample of the specimen placed in a substance that allows microorganisms to grow
E)   staining procedure that identifies anaerobic bacteriaF) B) and C)
G) A) and E)

Question 8

In cases of a suspected parasitic worm infestation, a(n) ________ specimen may be ordered by the practitioner.

Accepted Answer

The answer of In cases of a suspected parasitic worm...

Question 9

Which of the following should you include when preparing a KOH mount?

Accepted Answer

A)   Suspend the specimen in a drop of 10% potassium hydroxide
B)   Avoid covering the specimen with a coverslip
C)   Examine the specimen immediately after obtaining it
D)   Refrigerate the specimen if you cannot examine it immediately after obtaining it
E)   Wear a face mask and gown when preparing the specimenF) B) and E)
G) A) and C)

Question 10

Semisolid culture media contain a gelatin-like substance derived from seaweed, called ________, which gives them their consistency.

Accepted Answer

The answer of Semisolid culture media contain a gelatin-like substance...

Question 11

A sample of a specimen that is placed in or on a substance that allows microorganisms to grow is a ____.

Accepted Answer

A)   stain
B)   smear
C)   wet mount
D)   culture
E)   mordantF) A) and C)
G) None of the above

Question 12

Which of the following is characteristic of resident normal flora?

Accepted Answer

A)   They are normally found on the skin and within the human body.
B)   They have no effect on animals but are dangerous to humans.
C)   They are referred to as pathogenic.
D)   They may lead to serious conditions.
E)   They cause mild infections.F) A) and E)
G) B) and E)

Question 13

In which condition does a pseudomembrane cover the tonsils, throat, and nose, causing respiratory obstruction?

Accepted Answer

A)   Measles
B)   Diphtheria
C)   Mumps
D)   Influenza
E)   Legionnaire's diseaseF) A) and D)
G) B) and E)

Question 14

Which of the following should be included when obtaining a throat culture specimen from a patient?

Accepted Answer

A)   Wear examination gloves, goggles, and a mask or face shield
B)   Instruct all adult patients to lie down for the procedure
C)   Swab the back of the throat, including the uvula and the soft tissue hanging from the roof of the mouth
D)   Insert the swab into the sleeve after touching the outside of the sleeve with the swab
E)   Place the tongue depressor in the nearest trash can after useF) B) and D)
G) D) and E)

Question 15

Which of the following are examples of diseases caused by viruses?

Accepted Answer

A)   Gonorrhea and meningitis
B)   Tinea pedis and vaginal yeast infections
C)   Malaria and trichomoniasis vaginitis
D)   Chickenpox, hepatitis, and influenza
E)   Strep throat and gastroenteritisF) A) and D)
G) A) and C)

Question 16

Organisms that can grow in either an aerobic or an anaerobic environment are said to be ________.

Accepted Answer

The answer of Organisms that can grow in either an...

Question 17

An infection caused by a parasite is called a(n)  ____.

Accepted Answer

A)   outbreak
B)   mordant
C)   infestation
D)   epidemic
E)   pandemicF) None of the above
G) A) and E)

Question 18

Mononucleosis is caused by which of the following?

Accepted Answer

A)   Varicella-zoster virus
B)   Enterovirus vermicularis
C)   Epstein-Barr virus
D)   Helminths
E)   CytomegalovirusF) C) and E)
G) C) and D)

Question 19

Which of the following specimens would be collected if the practitioner suspects a patient has tuberculosis?

Accepted Answer

A)   Stool specimen
B)   Wound specimen
C)   Throat culture specimen
D)   Sputum specimen
E)   Blood specimenF) B) and D)
G) B) and C)

Question 20

Which of the following is included in specimen-collection guidelines?

Accepted Answer

A)   One specimen is sufficient for two or more different tests
B)   Obtain a specimen from a site where the organism is least likely to be found
C)   Test the specimen within 10 minutes of collection
D)   Obtain the specimen only after antibiotic therapy has been initiated
E)   Obtain the specimen at a time that allows optimal chance of recovery of the microorganismF) None of the above
G) B) and D)

Exam 46: Microbiology and Disease

An infection caused by a parasite is called a(n) ____.

Correct AnswerverifiedShow Answer

The hard protein the body produces that makes visualizing the fungus possible only in a KOH mount is called ____.

Correct AnswerverifiedShow Answer

What is the name of a solution of a dye or group of dyes that imparts a distinctive color to microorganisms?

Correct AnswerverifiedShow Answer

In cases of a suspected parasitic worm infestation, a(n) ________ specimen may be ordered by the practitioner.

Correct AnswerverifiedShow Answer

Which of the following are examples of diseases caused by viruses?

Correct AnswerverifiedShow Answer

Which of the following is included in specimen-collection guidelines?

Correct AnswerverifiedShow Answer

Which of the following should you include when preparing a KOH mount?

Correct AnswerverifiedShow Answer

A sample of a specimen that is placed in or on a substance that allows microorganisms to grow is a ____.

Correct AnswerverifiedShow Answer

An example of a subcellular microorganism is a ___.

Correct AnswerverifiedShow Answer

The acid-fast staining procedure is a ____.

Correct AnswerverifiedShow Answer

In which condition does a pseudomembrane cover the tonsils, throat, and nose, causing respiratory obstruction?

Correct AnswerverifiedShow Answer

Which of the following is characteristic of resident normal flora?

Correct AnswerverifiedShow Answer

What is the shape of streptococci bacteria?

Correct AnswerverifiedShow Answer

Mononucleosis is caused by which of the following?

Correct AnswerverifiedShow Answer

Which of the following specimens would be collected if the practitioner suspects a patient has tuberculosis?

Correct AnswerverifiedShow Answer

The fifth most common cause of death worldwide from infectious disease is ________.

Correct AnswerverifiedShow Answer

Semisolid culture media contain a gelatin-like substance derived from seaweed, called ________, which gives them their consistency.

Correct AnswerverifiedShow Answer

Organisms that can grow in either an aerobic or an anaerobic environment are said to be ________.

Correct AnswerverifiedShow Answer

Which of the following should be included when obtaining a throat culture specimen from a patient?

Correct AnswerverifiedShow Answer

Which of the following is a guideline for the preparation and transportation of a specimen to an outside laboratory for pathologic study?

Correct AnswerverifiedShow Answer

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