Which of the following is MOST likely to cause an infection in HIV/AIDS patients?
A) Candida albicans
B) Giardia intestinalis
C) Leishmania tropica
D) Schistosoma mansoni
Trichomoniasis vaginalis is a sexually transmitted disease that can also survive on moist surfaces and in urine for several hours. As a result, trichomoniasis
A) is difficult to treat.
B) is not a good candidate for eradication.
C) can be spread by contact with contaminated toilet seats, sauna benches, and towels.
D) is more common in males.
Roughly half of all adults in the United States are infected with ________ but are asymptomatic.
A) Toxoplasma gondii
B) Trichomoniasis vaginalis
C) Cryptosporidium parvum
D) Cyclospora cayetanensis
A common method used in the diagnosis of giardiasis is detection of Giardia
A) cysts in stool.
B) antigens in blood.
C) antigens in stool.
D) cysts or antigens in stool.
Naegleria fowleri is a free-living ________ that causes infection by ________.
A) amoeba / entering through the nose and burrowing into the brain
B) fungus / entering the lungs when contaminated soil is disturbed
C) flagellated protist / crossing the intestinal mucosa into the blood
D) protist / entering the vagina in women, the prostate and seminal vesicles of men, or the urethra of both males and females
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