Question 1

A distinct group of organisms seen on the surface of the culture medium is called a(n) ________.

Accepted Answer

The answer of A distinct group of organisms seen on...

Question 2

Which of the following types of bacteria are responsible for infections such as syphilis and Lyme disease?

Accepted Answer

A)   Staphylococci
B)   Spirilla
C)   Vibrios
D)   Bacilli
E)   StreptococciF) None of the above
G) A) and B)

Question 3

The causative agents for boils, acne, abscesses, food poisoning, and a type of pneumonia are ____.

Accepted Answer

A)   diplococci
B)   spirilla
C)   staphylococci
D)   streptococci
E)   bacilliF) D) and E)
G) B) and D)

Question 4

A living microorganism or its toxin that may cause human disease that is transported through the US mail must be marked as a(n)  ____.

Accepted Answer

A)   mordant
B)   virus
C)   infestation
D)   etiologic agent
E)   blood agar.F) B) and D)
G) A) and E)

Question 5

Which of the following is an example of a microorganism that is classified a prokaryotic cell?

Accepted Answer

A)   Fungus
B)   Virus
C)   Bacterium
D)   Parasite
E)   HelminthF) A) and B)
G) B) and E)

Question 6

Mononucleosis is caused by ____.

Accepted Answer

A)   the varicella-zoster virus
B)   Enterovirus vermicularis
C)   the Epstein-Barr virus
D)   helminths
E)   cytomegalovirusF) D) and E)
G) B) and C)

Question 7

The viral infection that affects the salivary glands, causing fever, headache, and inflammation of the glands is ____.

Accepted Answer

A)   whooping cough
B)   meningitis
C)   mumps
D)   rubella
E)   scarlet feverF) A) and B)
G) B) and E)

Question 8

A specimen may be directly viewed as a(n) ________ ________, which is a preparation of a specimen in a liquid that allows the organisms to remain alive and mobile while they are being identified.

Accepted Answer

The answer of A specimen may be directly viewed as...

Question 9

Which of the following are bacteria that grow best in the presence of oxygen?

Accepted Answer

A)   Mordants
B)   Aerobes
C)   Keratins
D)   Anaerobes
E)   Facultative specimensF) B) and E)
G) A) and B)

Question 10

Which of the following are characteristics of prokaryotic cells?

Accepted Answer

A)   They are noncellular.
B)   They are simply structured with a single chromosome and no organelles.
C)   They are highly structured and contain a nucleus.
D)   They have a complex cell structure and have specialized organelles in the cytoplasm.
E)   They consist of nucleic acid surrounded by a protein coat.F) A) and C)
G) A) and B)

Question 11

Which of the following types of bacteria are responsible for diseases such as cholera?

Accepted Answer

A)   Spirilla
B)   Vibrios
C)   Staphylococci
D)   Bacilli
E)   StreptococciF) C) and D)
G) C) and E)

Question 12

The gelatin-like substance derived from seaweed that gives a culture medium its consistency is called

Accepted Answer

A)   keratin.
B)   agar.
C)   mordant.
D)   stain.
E)   KOH.F) B) and E)
G) A) and B)

Question 13

The bacteria pictured here are classified as ____.

Accepted Answer

A)   bacilli
B)   spirilla
C)   cocci
D)   vibrios
E)   parasitesF) A) and D)
G) All of the above

Question 14

Which of the following types of bacteria are responsible for gastroenteritis, tuberculosis, whooping cough, botulism, and tetanus?

Accepted Answer

A)   Spirilla
B)   Bacilli
C)   Staphylococci
D)   Streptococci
E)   VibriosF) A) and C)
G) A) and E)

Question 15

In a culture and sensitivity test, at what temperature is the inoculated agar plate incubated to show bacterial sensitivity to various antimicrobial agents?

Accepted Answer

A)   89.5 °\degree° F
B)   92.6 °\degree° F
C)   98.6 °\degree° F
D)   100 °\degree° F
E)   101.6 °\degree° F F) A) and E)
G) A) and B)

Question 16

Which of the following are characteristics of eukaryotic cells?

Accepted Answer

A)   They have a complex cell structure containing a nucleus and specialized organelles in the cytoplasm.
B)   They have a simple cell structure with no nucleus.
C)   They are noncellular.
D)   They have an uncomplicated, basic structure that contains no organelles in the cytoplasm.
E)   They consist of nucleic acid surrounded by a protein coat.F) A) and C)
G) None of the above

Question 17

Which of the following is a frequent cause of bacterial infections, including epiglottitis and pneumonia, in infants and young children in the United States?

Accepted Answer

A)   Escherichia coli
B)   Haemophilus influenzae Serotype B
C)   Helicobacter pylori
D)   Legionella pneumophila
E)   Mycobacterium tuberculosisF) B) and D)
G) A) and B)

Question 18

Which of the following would you include in the preparation of a microbiologic specimen smear?

Accepted Answer

A)   Rub the specimen swab vigorously over the frosted part of the slide
B)   Wave the slide in the air to help it dry
C)   Heat-fix the slide with the smear side up
D)   Stain the smear before it cools
E)   Wait until after the smear is prepared to label the slide with the patient's nameF) B) and D)
G) A) and D)

Question 19

In addition to their shape, bacteria are commonly classified by how they react to certain stains. The most common staining procedure in use today is the ________ stain, a method of staining that differentiates bacteria according to the chemical composition of their cell walls.

Accepted Answer

The answer of In addition to their shape, bacteria are...

Question 20

Which of the following microorganisms cause infections such as strep throat, certain types of pneumonia, and rheumatic fever?

Accepted Answer

A)   Streptococci
B)   Mycobacteria
C)   Rickettsia
D)   Diplococci
E)   StaphylococciF) C) and D)
G) C) and E)

Exam 47: Microbiology and Disease

Which of the following types of bacteria are responsible for gastroenteritis, tuberculosis, whooping cough, botulism, and tetanus?

Correct AnswerverifiedShow Answer

Which of the following types of bacteria are responsible for diseases such as cholera?

Correct AnswerverifiedShow Answer

Which of the following is an example of a microorganism that is classified a prokaryotic cell?

Correct AnswerverifiedShow Answer

In a culture and sensitivity test, at what temperature is the inoculated agar plate incubated to show bacterial sensitivity to various antimicrobial agents?

Correct AnswerverifiedShow Answer

A distinct group of organisms seen on the surface of the culture medium is called a(n) ________.

Correct AnswerverifiedShow Answer

The gelatin-like substance derived from seaweed that gives a culture medium its consistency is called

Correct AnswerverifiedShow Answer

Which of the following types of bacteria are responsible for infections such as syphilis and Lyme disease?

Correct AnswerverifiedShow Answer

Which of the following are bacteria that grow best in the presence of oxygen?

Correct AnswerverifiedShow Answer

Which of the following microorganisms cause infections such as strep throat, certain types of pneumonia, and rheumatic fever?

Correct AnswerverifiedShow Answer

Which of the following would you include in the preparation of a microbiologic specimen smear?

Correct AnswerverifiedShow Answer

A specimen may be directly viewed as a(n) ________ ________, which is a preparation of a specimen in a liquid that allows the organisms to remain alive and mobile while they are being identified.

Correct AnswerverifiedShow Answer

Which of the following are characteristics of prokaryotic cells?

Correct AnswerverifiedShow Answer

A living microorganism or its toxin that may cause human disease that is transported through the US mail must be marked as a(n) ____.

Correct AnswerverifiedShow Answer

In addition to their shape, bacteria are commonly classified by how they react to certain stains. The most common staining procedure in use today is the ________ stain, a method of staining that differentiates bacteria according to the chemical composition of their cell walls.

Correct AnswerverifiedShow Answer

The viral infection that affects the salivary glands, causing fever, headache, and inflammation of the glands is ____.

Correct AnswerverifiedShow Answer

Which of the following is a frequent cause of bacterial infections, including epiglottitis and pneumonia, in infants and young children in the United States?

Correct AnswerverifiedShow Answer

Which of the following are characteristics of eukaryotic cells?

Correct AnswerverifiedShow Answer

The causative agents for boils, acne, abscesses, food poisoning, and a type of pneumonia are ____.

Correct AnswerverifiedShow Answer

Mononucleosis is caused by ____.

Correct AnswerverifiedShow Answer

The bacteria pictured here are classified as ____.

Correct AnswerverifiedShow Answer

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A specimen may be directly viewed as a(n) , which is a preparation of a specimen in a liquid that allows the organisms to remain alive and mobile while they are being identified.

Correct Answer
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