A) Bordetella pertussis.
B) Streptococcus pneumoniae.
C) Haemophilus influenzae.
D) Streptococcus pyogenes.
E) Corynebacterium diphtheriae.
Correct Answer
verified
Multiple Choice
A) compete with pathogens for resources and space
B) microbial antagonism
C) provide antibodies
D) Both compete with pathogens for resources and space and microbial antagonism are correct.
E) Compete with pathogens for resources and space,microbial antagonism,and provide antibodies are all correct.
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verified
Multiple Choice
A) amantadine
B) rimantadine
C) acyclovir
D) oseltamivir
Correct Answer
verified
Multiple Choice
A) tellurite medium
B) mannitol salt agar
C) eosin methylene blue agar
D) None of the choices is correct.This pathogen must be propagated using tissue culture.
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verified
Multiple Choice
A) is encoded by the bacterium's own genetic material (DNA) .
B) is encoded by a prion of the bacterium.
C) is encoded by a bacteriophage of the bacterium.
D) is encoded by a retrovirus of the bacterium.
Correct Answer
verified
Multiple Choice
A) coronavirus.
B) adenovirus.
C) rhinovirus.
D) herpes simplex virus.
E) retrovirus.
Correct Answer
verified
Multiple Choice
A) A.influenza
B) Pneumocystis (carinii) jiroveci.
C) Corynebacterium diphtheriae.
D) Bacillus anthracis.
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verified
Multiple Choice
A) exotoxin.
B) direct contact.
C) indirect contact.
D) endogenous.
E) droplet contact.
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verified
Multiple Choice
A) nasal discharge,mild fever,and absence of cough.
B) fever,diarrhea,and vomiting.
C) fever,myalgia,sore throat,cough,and nasal discharge.
D) fever,sore throat,rash,and cough.
E) fever and pneumonia.
Correct Answer
verified
Multiple Choice
A) is easily killed by chlorine.
B) often lives intracellularly in amoebas.
C) is transmitted through the soil.
D) always causes a severe pneumonia.
E) is a gram-positive bacterium.
Correct Answer
verified
Multiple Choice
A) alveoli
B) bronchi
C) bronchioles
D) trachea
E) sinuses
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verified
Multiple Choice
A) endotoxin
B) tracheal cytotoxin
C) M protein
D) pertussis toxin
E) filamentous hemagglutinin
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verified
True/False
Correct Answer
verified
Multiple Choice
A) blood
B) cerebrospinal fluid
C) nasal swab
D) skin scraping
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True/False
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
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 tuberculosis.
Correct Answer
verified
Multiple Choice
A) antigenic shift,antigenic drift
B) antigenic drift,antigenic shift
C) None of these is correct.
Correct Answer
verified
Multiple Choice
A) chest X ray.
B) acid-fast stain of sputum.
C) sputum culture.
D) tuberculin skin test.
E) All of the choices are correct.
Correct Answer
verified
Multiple Choice
A) pharynx and lungs.
B) lungs and heart.
C) heart and brain.
D) heart and nerves.
E) lungs and nerves.
Correct Answer
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