Erythromycin is put in the eyes of newborns specifically to prevent
A) syphilis.
B) gonorrhea.
C) a chlamydial infection.
D) ocular herpes.
Tuberculoid Hansen's disease is caused by the pathogen
A) Listeria monocytogenes.
B) Mycobacterium leprae.
C) Mycobacterium tuberculosis.
D) either Mycobacterium leprae or Mycobacterium tuberculosis.
Which of the following does NOT apply to bacterial pathogens affecting the respiratory tract?
A) Humans are the only reservoir for most bacterial respiratory pathogens.
B) Most are normally transmitted person to person.
C) Some often initiate secondary infections that can be life threatening.
D) Most respiratory bacterial pathogens do not respond to antibiotic therapy.
Which of the following statements is TRUE about HIV infections?
A) The viral nucleocapsid of the virus enters the host cell when the viral and host membranes fuse.
B) T-helper cells are greatly reduced in number.
C) The cDNA can integrate into the host chromosome.
D) All of these statements are true.
Of the following, which is the MOST common AIDS-associated opportunistic disease?
A) Pneumocystis carinii pneumonia
B) cryptosporidiosis
C) histoplasmosis
D) cryptococcosis
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