Describe how to do a hematocrit test. What are the average hematocrit values for males and females?

You have been dispatched for a young child with difficulty breathing. As you enter the apartment, which one of the following scene clues would best indicate that the patient is experiencing a problem in her upper airway?

A) Grunting with exhalation B) Stridorous noises with inspiration C) Low-pitched sobbing and crying D) Audible wheezing on expiration

Which of the following positive expiratory pressure (PEP) therapy devices requires a flowmeter and supplemental gas flow to generate the expiratory pressure?

A) Mercury Medical Resistex® PEP therapy device B) Portex Medical TheraPEP® therapy deviceC) DHD Acapella PEP device D) Smiths-Medical EzPAP® PEP device