Question 1

A(n) ________ is an agent prescribed by a physician that kills microorganisms or suppresses their growth.

Accepted Answer

The answer of A(n) ________ is an agent prescribed by...

Question 2

Which of the following is an organism that lives on or in another organism and uses that other organism for its nourishment, or for some other advantage, to the detriment of the host organism?

Accepted Answer

A)   Mordant
B)   Fungus
C)   Colony
D)   Yeast
E)   ParasiteF) A) and E)
G) A) and C)

Question 3

Which of the following can weaken the body's ability to fight infection?

Accepted Answer

A)   High-protein diet
B)   Cancer treatment
C)   Proper hygiene habits
D)   Exercise
E)   Adequate sleepF) B) and C)
G) All of the above

Question 4

What information must be included on a laboratory request form?

Accepted Answer

A)   Type of organism suspected
B)   Patient's phone number
C)   Source of the microbiologic specimen
D)   Patient's diet
E)   Patient's signatureF) A) and C)
G) D) and E)

Question 5

Trinity is a 9-year-old patient who has a fever, swollen glands, and a red rash. Upon examination, the physician found the organism shown in the picture. Which of the following diseases might the physician suspect based on this evidence?

Accepted Answer

A)   Malaria
B)   Legionnaire's disease
C)   SARS
D)   Tetanus
E)   Lyme diseaseF) A) and B)
G) A) and C)

Question 6

Diplococci bacteria are responsible for causing ____.

Accepted Answer

A)   boils, acne, and abscesses
B)   gonorrhea and some forms of meningitis
C)   gastroenteritis and tetanus
D)   syphilis and Lyme disease
E)   tuberculosis.F) A) and C)
G) A) and B)

Question 7

Facultative bacteria are bacteria that ____.

Accepted Answer

A)   grow best in the presence of oxygen
B)   grow in the presence or absence of oxygen
C)   grow best in the absence of oxygen
D)   are identified by biochemical reactions that occur within the cell
E)   have a waxy cell wallF) B) and C)
G) A) and E)

Question 8

A complication of a strep infection manifested by inflammation of the heart tissue is ____.

Accepted Answer

A)   tetanus
B)   rheumatic fever
C)   pertussis
D)   scarlet fever
E)   mumpsF) C) and D)
G) A) and C)

Question 9

The most common way to classify bacteria is according to their ____.

Accepted Answer

A)   ability to retain certain dyes
B)   ability to grow in the presence or absence of air
C)   biochemical reactions
D)   shape
E)   sizeF) A) and B)
G) B) and E)

Question 10

Which of the following is a virus that infects and gradually destroys components of the immune system, resulting in AIDS?

Accepted Answer

A)   SARS
B)   HIV
C)   MRSA
D)   CMV
E)   RSVF) D) and E)
G) A) and B)

Question 11

An acute, often fatal, infectious bacterial disease caused by the introduction of pathogenic spores, which enter the body through a contaminated puncture wound, is____.

Accepted Answer

A)   pertussis
B)   diphtheria
C)   tetanus
D)   rubeola
E)   mumpsF) D) and E)
G) A) and E) C

Question 12

The study of microorganisms is called ________.

Accepted Answer

microbiology

Question 13

The smallest known infectious agent, consisting only of nucleic acid surrounded by a protein coat, is a(n) ________.

Accepted Answer

The answer of The smallest known infectious agent, consisting only...

Question 14

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) None of the above
G) D) and E)

Question 15

Which of the following is characteristic of a subcellular microorganism?

Accepted Answer

A)   Complex cell structure containing a nucleus
B)   Highly structured organism with specialized organelles in the cytoplasm
C)   Noncellular structure in which the nucleic acid is surrounded by a protein coat
D)   Simple cell structure with no nucleus and no organelles in the cytoplasm
E)   Cell with a single chromosome and no organellesF) A) and B)
G) A) and C) C

Question 16

The determination of the number of bacteria present in specimens such as urine is referred to as a(n) _________ analysis.

Accepted Answer

The answer of The determination of the number of bacteria...

Question 17

Creutzfeldt-Jakob disease (CJD)  and Bovine spongiform encephalopathy (BSE)  are caused by a(n)  ____.

Accepted Answer

A)   virus
B)   bacterium
C)   protozoan
D)   fungus
E)   prionF) D) and E)
G) A) and E)

Question 18

Beneficial bacteria found in the body that perform functions such as producing vitamins are called ____.

Accepted Answer

A)   antigens
B)   normal flora
C)   immune flora
D)   virulent bacteria
E)   acid-fast bacteriaF) C) and D)
G) None of the above

Question 19

Which of the following would you include 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) A) and D)
G) B) and D)

Question 20

A(n) ________ mount is a type of mount used when a physician suspects that a patient has a fungal infection of the skin, nails, hair, or vagina because it dissolves the keratin and allows visualization of any fungus.

Accepted Answer

The answer of A(n) ________ mount is a type of...

Exam 47: Microbiology and Disease

A(n) ________ is an agent prescribed by a physician that kills microorganisms or suppresses their growth.

Correct AnswerverifiedShow Answer

Which of the following is an organism that lives on or in another organism and uses that other organism for its nourishment, or for some other advantage, to the detriment of the host organism?

Correct AnswerverifiedShow Answer

Which of the following can weaken the body's ability to fight infection?

Correct AnswerverifiedShow Answer

What information must be included on a laboratory request form?

Correct AnswerverifiedShow Answer

Trinity is a 9-year-old patient who has a fever, swollen glands, and a red rash. Upon examination, the physician found the organism shown in the picture. Which of the following diseases might the physician suspect based on this evidence?

Correct AnswerverifiedShow Answer

Diplococci bacteria are responsible for causing ____.

Correct AnswerverifiedShow Answer

Facultative bacteria are bacteria that ____.

Correct AnswerverifiedShow Answer

A complication of a strep infection manifested by inflammation of the heart tissue is ____.

Correct AnswerverifiedShow Answer

The most common way to classify bacteria is according to their ____.

Correct AnswerverifiedShow Answer

Which of the following is a virus that infects and gradually destroys components of the immune system, resulting in AIDS?

Correct AnswerverifiedShow Answer

An acute, often fatal, infectious bacterial disease caused by the introduction of pathogenic spores, which enter the body through a contaminated puncture wound, is____.

Correct AnswerverifiedC

The study of microorganisms is called ________.

Correct Answerverifiedmicrobiology

The smallest known infectious agent, consisting only of nucleic acid surrounded by a protein coat, is a(n) ________.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which of the following is characteristic of a subcellular microorganism?

Correct AnswerverifiedC

The determination of the number of bacteria present in specimens such as urine is referred to as a(n) _________ analysis.

Correct AnswerverifiedShow Answer

Creutzfeldt-Jakob disease (CJD) and Bovine spongiform encephalopathy (BSE) are caused by a(n) ____.

Correct AnswerverifiedShow Answer

Beneficial bacteria found in the body that perform functions such as producing vitamins are called ____.

Correct AnswerverifiedShow Answer

Which of the following would you include when obtaining a throat culture specimen from a patient?

Correct AnswerverifiedShow Answer

A(n) ________ mount is a type of mount used when a physician suspects that a patient has a fungal infection of the skin, nails, hair, or vagina because it dissolves the keratin and allows visualization of any fungus.

Correct AnswerverifiedShow Answer

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C

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microbiology

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C

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