Which substance can cause falsely negative reactions for glucose and for blood by interfering with hydrogen peroxide?

In the lab, the specimen is Gram-stained and inoculated onto blood agar. Microscopic analysis of the slide reveals Gram-positive cocci arranged in grapelike clusters, while the blood agar produces round, creamy colonies with clear areas of hemolysis. Which of the following would be the most likely causative organism?

A 47-year-old male and father of five works as a high school English teacher. He recently read in the community newspaper that local sewage is treated and repurposed to the community as drinking water. His senior English class is concerned about the quality of drinking water in the city and they want to petition the state senate to pass a bill barring the practice. He comes to the local health department asking for information.

An RN in a long-term care facility oversees the care of 15 patients. He observes precautions to control and prevent the spread of infection.

Which immune cell type is primarily responsible for producing antibodies in response to the chickenpox virus? 

The presence of a few waxy casts is considered normal?

Which of the following describes the pressure maintained by the plasma proteins and RBC’s in the arterioles of the glomerulus?

Select the abnormal result for a seminal fluid volume .

Which of the following explains how the plasma is moved through the glomerulus?

Select the abnormal result for a seminal fluid volume .