A unit of blood was donated at a local blood drive last week and tested for a variety of infectious diseases. The combination test for HIV-1 and HIV-2 was positive but with a very weak titer. What action steps should be taken next?
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The following indicates a possible acute infection with Hepa…
The following indicates a possible acute infection with Hepatitis B (M65-18; Level 2):
A patient from eastern Kentucky had a recurring cough which…
A patient from eastern Kentucky had a recurring cough which progressively worsened over time with concurrent weight loss. Sputum samples showed round yeast with thick connection budding forms on a direct mount. The most likely cause of the pneumonia is:
The most common virus isolated from infants with lower respi…
The most common virus isolated from infants with lower respiratory infections that cause croup, bronchitis, bronchiolitis, interstitial pneumonia and a high mortality rate is (M66-13; Level 2):
Which stage of Coccidioides immitis is found in tissue:
Which stage of Coccidioides immitis is found in tissue:
The following disease is transmitted through contact with an…
The following disease is transmitted through contact with animal birth products (M43-4; Level 2):
An oval, thin-shelled egg is observed on an ova and parasite…
An oval, thin-shelled egg is observed on an ova and parasite exam. The egg contains a clearly visible, eight cell staged embryo. The egg is non-operculated and is approximately 60×40 um in size. Which of the following organisms is NOT the causative agent (M50-10; Level 3)?
The following microfilaria is responsible for swellings that…
The following microfilaria is responsible for swellings that move from one area of the body to another (M52-10; Level 2).
The following is the causative agent of black piedra (M60-18…
The following is the causative agent of black piedra (M60-18; Level 1):
True or false. You must use Honorlock in this course. You mu…
True or false. You must use Honorlock in this course. You must have a mirror behind you AND you must focus on your testing screen.