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) A) and B)

Question 2

Tuberculin skin testing

Accepted Answer

A)   involves the injection of PPD intradermally.
B)   uses a purified protein filtrate of Mycobacterium tuberculosis.
C)   will be positive if person has had previous exposure.
D)   will be positive in active TB.
E)   All of the choices are correct.F) B) and E)
G) D) and E) E

Question 3

Which of the following is true about sinusitis caused by allergy?

Accepted Answer

A)   Produces a greenish or yellowish mucous discharge
B)   Caused by Streptococcus pneumoniae
C)   Usually introduced by trauma
D)   Produces a clear, watery discharge
E)   Preceded by viral rhinitisF) All of the above
G) A) and B)

Question 4

Respiratory syncytial virus

Accepted Answer

A)   causes serious disease in infants 6 months old or younger.
B)   uses the nasopharynx as its main replication site.
C)   can be treated with the antiviral aerosol ribavirin.
D)   has symptoms of dyspnea and rales.
E)   All of the choices are correct.F) A) and E)
G) B) and C)

Question 5

Which of the following pertains to diphtheria?

Accepted Answer

A)   Results in meningitis
B)   Symptoms include vomiting and diarrhea
C)   Can be transmitted from mother's birth canal to neonate
D)   Prevented by the DTaP immunizationE) None of the above
F) C) and D)

Question 6

Which is incorrect about Mycoplasma pneumoniae?

Accepted Answer

A)   Has birds as a reservoir
B)   Common cause of primary atypical pneumonia
C)   Initially causes fever, malaise, sore throat, and headache
D)   After 2 to 3 weeks, develops into an unproductive cough and earache
E)   Is a bacterial cell without a cell wallF) C) and E)
G) A) and E) A

Question 7

Hantavirus is transmitted by which of the following ways?

Accepted Answer

A)   Aerosolized droplets from human to human
B)   Directly from the saliva of a deer mouse after being bitten
C)   From a mosquito that first bites a deer mouse, and then bites a human
D)   Aerosolized particles of deer mouse feces, urine, or saliva
E)   Via the oral-fecal route when deer mouse feces contaminate drinking waterF) A) and E)
G) All of the above

Question 8

The high mortality rate for patients with MDR-TB and XDR-TB is due in part because of the severe side effects from the daily multidrug regimen and the stimulation of a strong cell-mediated immune response.

Accepted Answer

A) True 
 B)False

Question 9

Secondary bacterial infections may occur with the common cold.

Accepted Answer

A) True 
 B)False  True

Question 10

People at greatest risk for pneumococcal infections include all the following except

Accepted Answer

A)   the elderly.
B)   those with underlying lung disease and viral infections.
C)   patients without a spleen.
D)   adolescents and young adults.
E)   young infants.F) B) and C)
G) C) and D)

Question 11

Formation of a pseudomembrane in the back of the throat is seen in cases of _______.

Accepted Answer

A)   diphtheria
B)   pharyngitis
C)   tuberculosis
D)   pertussis
E)   SARSF) D) and E)
G) None of the above

Question 12

Which of the following statements is not true regarding streptococcal pharyngitis?

Accepted Answer

A)   It presents with a purulent exudate over the tonsils.
B)   It can lead to scarlet fever if it is an erythrogenic toxin-producing strain.
C)   It can lead to serious sequelae.
D)   It is usually caused by the viridans streptococci.
E)   It causes redness, difficulty in swallowing, and fever.F) A) and D)
G) A) and C)

Question 13

The trachea,due to its location in the body,is considered to be part of both the upper and lower respiratory tract.

Accepted Answer

A) True 
 B)False

Question 14

Superantigens

Accepted Answer

A)   include streptolysin O.
B)   include erythrogenic toxin.
C)   induce production of tumor necrosis factor.
D)   are potent stimulators of T cells.
E)   All of the choices are correct.F) All of the above
G) A) and D)

Question 15

Which of the following is not part of the lower respiratory system?

Accepted Answer

A)   Alveoli
B)   Bronchi
C)   Bronchioles
D)   Trachea
E)   SinusesF) B) and D)
G) B) and E)

Question 16

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) A) and E)
G) A) and B)

Question 17

What is the function of normal biota of the respiratory tract?

Accepted Answer

A)   Competes with pathogens for resources and space
B)   Microbial antagonism
C)   Provides antibodies
D)   Both [competes with pathogens for resources and space] and [microbial antagonism] are correct.
E)   All of these three functions are correct.F) B) and E)
G) B) and C)

Question 18

The causative organisms for CAP and HCAP differ,but the modes of transmission do not; that are all transmitted via aerosolized droplets which enter the lungs.

Accepted Answer

A) True 
 B)False

Question 19

The causative organism of whooping cough is ______.

Accepted Answer

A)   Bordetella pertussis
B)   Streptococcus pneumoniae
C)   Haemophilus influenzae
D)   Streptococcus pyogenes
E)   Cornyebacterium diphtheriaeF) C) and D)
G) A) and C)

Question 20

The most common mode of transmission for sinusitis is _______.

Accepted Answer

A)   exotoxin
B)   direct contact
C)   indirect contact
D)   endogenous infection
E)   droplet contactF) B) and E)
G) All of the above

Exam 21: Infectious Diseases Affecting the Respiratory System

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

Correct AnswerverifiedShow Answer

Tuberculin skin testing

Correct AnswerverifiedE

Which of the following is true about sinusitis caused by allergy?

Correct AnswerverifiedShow Answer

Respiratory syncytial virus

Correct AnswerverifiedShow Answer

Which of the following pertains to diphtheria?

Correct AnswerverifiedShow Answer

Which is incorrect about Mycoplasma pneumoniae?

Correct AnswerverifiedA

Hantavirus is transmitted by which of the following ways?

Correct AnswerverifiedShow Answer

The high mortality rate for patients with MDR-TB and XDR-TB is due in part because of the severe side effects from the daily multidrug regimen and the stimulation of a strong cell-mediated immune response.

Correct AnswerverifiedShow Answer

Secondary bacterial infections may occur with the common cold.

Correct AnswerverifiedTrue

People at greatest risk for pneumococcal infections include all the following except

Correct AnswerverifiedShow Answer

Formation of a pseudomembrane in the back of the throat is seen in cases of _______.

Correct AnswerverifiedShow Answer

Which of the following statements is not true regarding streptococcal pharyngitis?

Correct AnswerverifiedShow Answer

The trachea,due to its location in the body,is considered to be part of both the upper and lower respiratory tract.

Correct AnswerverifiedShow Answer

Superantigens

Correct AnswerverifiedShow Answer

Which of the following is not part of the lower respiratory system?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

What is the function of normal biota of the respiratory tract?

Correct AnswerverifiedShow Answer

The causative organisms for CAP and HCAP differ,but the modes of transmission do not; that are all transmitted via aerosolized droplets which enter the lungs.

Correct AnswerverifiedShow Answer

The causative organism of whooping cough is ______.

Correct AnswerverifiedShow Answer

The most common mode of transmission for sinusitis is _______.

Correct AnswerverifiedShow Answer

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