Question 1

The vaccine for immunity to Haemophilus inﬂuenzae serotype b is ______.

Accepted Answer

A)   DTaP
B)   Pneumovax
C)   MMR
D)   HibE) None of the above
F) B) and C)

Question 2

Pneumocystis (carinii)  jiroveci _______.

Accepted Answer

A)   is a bacterium
B)   lacks ergosterol in its plasma membrane
C)   is an obligate parasite
D)   causes serious infection in the elderly, premature infants, and AIDS patientsE) All of the above
F) A) and C)

Question 3

Extrapulmonary TB is more common in _______.

Accepted Answer

A)   young children and immunosuppressed patients
B)   the elderly
C)   organ transplant patients
D)   AIDS patients
E)   All of the choices are correct.F) B) and D)
G) C) and D) A

Question 4

All of the following pertain to tuberculosis except _______.

Accepted Answer

A)   live bacilli can remain dormant in the lungs and reactivate later in life
B)   symptoms of active TB include low-grade fever, coughing, fatigue, weight loss, and night sweats
C)   lung infection can disseminate to many other organs in extrapulmonary TB
D)   the BCG vaccine is used in other countries
E)   antimicrobials cannot treat and cure tuberculosisF) B) and D)
G) All of the above

Question 5

Which of the following is not true of whooping cough?

Accepted Answer

A)   Secondary infections can occur during the convalescent phase.
B)   It is caused by a small, aerobic, gram-negative rod.
C)   Incubation period is 3-21 days.
D)   Cold-like symptoms are common for the paroxysmal stage.
E)   An uncontrollable cough occurs during the paroxysmal stage.F) A) and C)
G) C) and E)

Question 6

Treatment for diphtheria requires only penicillin or erythromycin.

Accepted Answer

A) True 
 B)False

Question 7

In addition to antimicrobials, patients with diphtheria are treated with ______.

Accepted Answer

A)   antitoxin
B)   tracheostomy
C)   heart medication
D)   bronchoscopy
E)   All of the choices are correct.F) A) and B)
G) A) and C)

Question 8

The most common causative agent of otitis media is ______.

Accepted Answer

A)   Aspergillus fumigatus
B)   Haemophilus inﬂuenzae
C)   Candida albicans
D)   Corynebacterium diphtheriae
E)   Streptococcus pneumoniaeF) A) and E)
G) C) and E)

Question 9

Severe acute respiratory syndrome (SARS)  _______.

Accepted Answer

A)   causes high fever, pneumonia, and respiratory distress
B)   began with an initial outbreak in the United States and then spread to Canada and China
C)   is caused by the respiratory syncytial virus
D)   is classiﬁed as an opportunistic infectionE) B) and D)
F) A) and C)

Question 10

Pertussis outbreaks still occur in the United States.

Accepted Answer

A) True 
 B)False

Question 11

Which is not correct about Mycobacterium species?

Accepted Answer

A)   All species are human pathogens.
B)   Cell walls have waxy lipids.
C)   It is an acid-fast bacterium.
D)   It exhibits a very slow growth rate.
E)   Cells appear as long, slender rods via microscopy.F) A) and E)
G) A) and D)

Question 12

The major reservoir for the hantavirus is the deer mouse.

Accepted Answer

A) True 
 B)False

Question 13

The most common causative agent in fungal sinusitis is _______.

Accepted Answer

A)   Aspergillus fumigatus
B)   Haemophilus inﬂuenzae
C)   Candida albicans
D)   Corynebacterium diphtheriae
E)   Streptococcus pneumoniaeF) A) and E)
G) A) and C)

Question 14

Normal biota of the respiratory tract _______.

Accepted Answer

A)   are localized to the nasopharynx only
B)   can cause disease in immunocompromised patients
C)   do not include yeasts or viruses
D)   only include Staphylococcus aureus
E)   are only comprised of staphylococcal speciesF) B) and E)
G) B) and D)

Question 15

The primary transmission route for acquiring agents of the common cold is by contact with hands and fomites contaminated with the nasal discharges of an infected person.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is not true of in?uenza?

Accepted Answer

A)   In?uenza has glycoprotein spikes of hemagglutinin (H)  and neuraminidase (N) .
B)   Antigenic drift changes the antigens to reduce immune recognition.
C)   Antigenic shift causes changes in the RNA strands.
D)   In?uenza B viruses undergo both antigenic drift and antigenic shift.
E)   H5N1 is the bird ?u strain that may cause a pandemic.F) A) and D)
G) B) and E)

Question 17

Which of the following is/are the main causative agent/s of pharyngitis?

Accepted Answer

A)   Streptococcus pyogenes
B)   Aspergillus fumigatus
C)   Viruses
D)   Both Aspergillus fumigatus and viruses are correct.
E)   Both Streptococcus pyogenes and viruses are correct.F) A) and B)
G) None of the above

Question 18

Which of the following is caused by Haemophilus inﬂuenzae in the respiratory tract?

Accepted Answer

A)   Bacterial meningitis
B)   Inﬂuenza (ﬂu) 
C)   Otitis media
D)   Bronchitis
E)   EpiglottitisF) C) and E)
G) All of the above C

Question 19

The pathogen that causes Legionnaires' pneumonia also causes a milder infection called Pontiac
fever.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following is not a virulence factor of Bordetella pertussis?

Accepted Answer

A)   Endotoxin
B)   Tracheal cytotoxin
C)   M protein
D)   Pertussis toxin
E)   Filamentous hemagglutininF) None of the above
G) B) and C) C

Exam 21: Infectious Diseases Affecting the Respiratory System

The vaccine for immunity to Haemophilus inﬂuenzae serotype b is ______.

Correct AnswerverifiedShow Answer

Pneumocystis (carinii) jiroveci _______.

Correct AnswerverifiedShow Answer

Extrapulmonary TB is more common in _______.

Correct AnswerverifiedA

All of the following pertain to tuberculosis except _______.

Correct AnswerverifiedShow Answer

Which of the following is not true of whooping cough?

Correct AnswerverifiedShow Answer

Treatment for diphtheria requires only penicillin or erythromycin.

Correct AnswerverifiedShow Answer

In addition to antimicrobials, patients with diphtheria are treated with ______.

Correct AnswerverifiedShow Answer

The most common causative agent of otitis media is ______.

Correct AnswerverifiedShow Answer

Severe acute respiratory syndrome (SARS) _______.

Correct AnswerverifiedShow Answer

Pertussis outbreaks still occur in the United States.

Correct AnswerverifiedShow Answer

Which is not correct about Mycobacterium species?

Correct AnswerverifiedShow Answer

The major reservoir for the hantavirus is the deer mouse.

Correct AnswerverifiedShow Answer

The most common causative agent in fungal sinusitis is _______.

Correct AnswerverifiedShow Answer

Normal biota of the respiratory tract _______.

Correct AnswerverifiedShow Answer

The primary transmission route for acquiring agents of the common cold is by contact with hands and fomites contaminated with the nasal discharges of an infected person.

Correct AnswerverifiedShow Answer

Which of the following is not true of in?uenza?

Correct AnswerverifiedShow Answer

Which of the following is/are the main causative agent/s of pharyngitis?

Correct AnswerverifiedShow Answer

Which of the following is caused by Haemophilus inﬂuenzae in the respiratory tract?

Correct AnswerverifiedC

The pathogen that causes Legionnaires' pneumonia also causes a milder infection called Pontiac fever.

Correct AnswerverifiedShow Answer

Which of the following is not a virulence factor of Bordetella pertussis?

Correct AnswerverifiedC

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C

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C