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The most common way in which tuberculosis is acquired is via the

A. skin
B. gastrointestinal tract
C. respiratory tract
D. genital tract

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Mycobacterium tuberculosis can be found in the sputum of patients with tuberculosis. After digestion of the sputum, isolation is the best accomplished using

A. Sheep blood agar
B. Thiosulfate citrate bile salt sucrose medium
C. Lowenstein-Jensen medium
D. Maconkey Agar

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Pathogenic mechanisms involved in tuberculosis can be primarily attributed to which of the following

A. toxin production by the mycobacteria
B. specific cell adhesion sites
C. cell-mediated hypersensitivity
D. humoral immunity
E. clogging of alveoli by large numbers of acid-fast mycobacteria

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What test could you do that would immediately indicate that the patient had TB

A. Gram stain of throat swab
B. Gram stain of sputum
C. Acid-fast stain of sputum
D. Australia antigen

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What result would you expect, based on the finding of acid-fast bacteria, from the PPD test, and when?

A. redness and swelling (>15mm) at the site of injection after 12hours
B. redness and swelling (>15mm) at the site of injection after 24hours
C. redness and swelling (>15mm) at the site of injection after 3 days
D. no reaction at the site of injection

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The most common way in which tuberculosis is acquired is via the

A. skin B. gastrointestinal tract C. respiratory tract D. genital tract

Mycobacterium tuberculosis can be found in the sputum of patients with tuberculosis. After digestion of the sputum, isolation is the best accomplished using

Pathogenic mechanisms involved in tuberculosis can be primarily attributed to which of the following

What test could you do that would immediately indicate that the patient had TB

What result would you expect, based on the finding of acid-fast bacteria, from the PPD test, and when?

A. skin
B. gastrointestinal tract
C. respiratory tract
D. genital tract