Arrange the proper order of steps to perform a modified Allen’s test.                  1. Observe return of blood to hand                  2. Have patient make a tight fist                  3. Compress radial and ulnar arteries to stop blood flow to hand                  4. Relax hand; release ulnar artery while keeping radial artery compressed

How long should you wait before drawing an ABG on a COPD patient who’s FiO2 has just been changed?

You obtain an arterial blood gas that shows the following values: pH 7.28 PaCO2  35 mmHg   PaO2  105 mmHg  HCO3 16 mEq/L How would you interpret the above blood gas?

The information below has been obtained from a patient using an aerosol mask at 40% oxygen with a Pb 760.     pH  7.42   PaCO2  36 torr   PaO2  122 torr  HCO3  26 mEq/L 1.  Calculate the PAO2 2.  Calculate the P(A-a)O2 gradient

In Volume ventilation, _________________ varies based off compliance and airway resistance.

You are a respiratory therapist at Livelong Extended Care Facility.  You just received an order to instruct Mr. Smith on the use of a Passy-Muir valve.  Your instructions would include all of the following except?

Which of the following indicators can be used to assess a patient’s readiness for decannulation? 1. Patient’s ability to speak 2. Patient’s ability to follow commands 3. Patient’s level of sensorium 4. Patient’s suctioning requirements 5. Patient’s ventilator dependency

An E size oxygen cylinder with 1800 psig in it is being used at 5 L/min. How long will the cylinder last if run until completely empty?

Which of the following backup O2 systems should be used in case of a power outage for a home care patient?

Most important principle of infection control in the home setting is good handwashing practices