When you add hydrogen peroxide to a catalase-positive organism,  it produces gas.  The purpose of this test is to :

Which of the following organisms is least likely to cause otitis media in a school-aged child?

A student uses the microscope to view bacteria, starts with scanning objective all the way to oil–immersion objective. Accidentally the slide breaks while the student was using the oil–immersion objective. 

Which is the first step in assessment of a corneal abrasion?

A 4-year-old child is brought to the clinic by his concerned mother. On physical exam, the NP identifiesdrooling, aphonia, fever, patient is sitting leaning forward. The NP suspects:

A 38-year-old black female presents for her first prenatal visit in her first trimester. She is asymptomatic. Her blood pressure is 150/98 and she has trace amounts of protein in the urine. The NP’s initial clinical impression would be:

An older adult female presents to the outpatient clinic with a new onset ofpulsatile tinnitus. She reports a fall 2 weeks ago with trauma to the head. Turning her head to each side does not have any effect on the symptom and she is alert and oriented.further management of the complaint, the nurse practitioner would first:

All the following therapies are ineffective for the common cold in children except:

A finding associated with serous otitis media:

The FNP is treating a patient with anterior epistaxis. As the initial step, the FNP: