A blood culture from a newborn demonstrates a small zone of beta hemolysis on Sheep Blood Agar.  It is catalase positive, hippurate positive, CAMP positive, and motile.  What is the most likely Gram stain results?

A microbiologist is working the miscellaneous bench reading stool cultures.  The Skirrows Blood Agar plate from a culture has growth on the plate that was incubated at 42°C.  The colonies are nonhemolytic, moist, “runny-looking”, and spreading. The Gram stain shows tiny Gram negative bacilli with some seagull-wing shapes. What is the most likely identification?

Which of the following fungal infections is most likely NOT acquired through spore inhalation?

Several children at a summer camp have lesions on their feet along with infected toe and finger nails.  The organism has a khaki yellow top with tan reverse and smooth club shaped macroconidia with 2-4 cells and no microconidia. This organism is most likely:

A culture is taken from a subcutaneous nodule near a puncture wound on a gardener’s forearm. A mold at room temp showed septate hyphae with a daisy-flower conidia arrangement. At 37°C this culture produced cigar-shaped yeast. This organism is most likely:

Of the following media, which would be the best selection for a fungal culture?

The fecal-oral route of infection is commonly associated with which of the following:

Which of the following organisms is alpha hemolytic on sheep blood agar:

The following is the most common cause of ‘fungus ball’ or ‘Farmer’s Lung’ disease:

Streptococci are unable to protect themselves from the killing effects of H2O2 because they lack the enzyme: