A gram-positive branching filamentous organism recovered from a sputum specimen was found to be positive with a modified acid-fast stain method. What is the most likely presumptive identification? 

An organism that does not ferment carbohydrates will be what color on MacConkey?

40.  A common risk factor to the fetus when a woman has olighydramnios is:  Mark most appropriate. 

A child comes into the emergency room with an infected dog bite. A catalase positive, oxidase positive, gram negative pleomorphic coccobacilli is isolated on blood and chocolate agar. What is the most likely organism?

Characteristics of HACEK do not include

Mycobacterium tuberculosis is transmitted by

To kill endospores, objects must be autoclaved under which conditions?

Which stage of venereal syphilis is characterized by a widespread skin rash that includes the mucous membranes, soles of feet, and palms? (15.3)

The second most common nonfermenter, this organism is typically found in ventilators, humidifiers, and catheters

A dairy farmer has had two months of a recurring fever. Cultures indicate it is oxidase positive, catalase positive, intracellular gram negative coccobacilli. What is the most likely organism?