The dominant cells of typhoid nodule are _ _
A. macrophages.
B. lymphocytes.
C. neutrophils.
D. fibroblasts.
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Which disease are commonly found to show pseudomembrane?_ _
A. Bacillary dysentery
B. Tuberculosis
C. Typhoid fever
D. Peptic ulcer disease
Which is incorrect for human immunodeficiency virus?_ _
A. It requires reverse transcriptase from the host cell to replicate.
B. It is associated with Mycobacterium avium intracellulare infection.
C. It is a DNA virus.
D. It binds to CD4 positive lymphocytes.
The transmission of AIDS does not include_ _
A. sexual contact with healthy partner.
B. vertical transmission from mother to fetus in pregnancy.
C. sexual contact with carrier.
D. transfusion of blood and blood products.
Which pathological change is absent from syphilis?_ _
A. Gumma
B. Skin rash
C. Syphiloma
D. Rose spot
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