The physician writes an order for a patient to receive 15 L/min of an 80:20 helium-O2 mixture from a premixed heliox cylinder via a nonrebreathing mask. For the patient to receive this flow through an O2 flow meter, the flow must be set at approximately which of the following?

Which sensation is lost first after spinal placement?

A 26-year-old patient with pneumonia has a PaO2 of 54 mm Hg and a PaCO2 of 31 mm Hg while on a 50% air entrainment mask. Which statement is false regarding this patient?

Dornase alpha (Pulmozyme) is most commonly used to treat patients with which of the following lung disorders?

An intubated ICU patient is receiving 35% oxygen with aerosol through a Briggs adapter. It is noticed that each time the patient inhales, the mist disappears from the end of the T-piece. Corrective action would include all of the following: 1. Increase the oxygen percentage through the nebulizer. 2. Increase the oxygen flow to the nebulizer. 3. Add 100 mL of reservoir tubing to the T-piece.

A patient has been receiving an aerosolized bronchodilator through a handheld nebulizer over the past day. Which of the following would a respiratory therapist recommend to minimize the risk of her getting a nosocomial infection? 1. Add a broad-spectrum antibiotic to the nebulizer with each treatment. 2. Change the handheld nebulizer and mouthpiece every 24 hours. 3. Discard medications and saline solution 24 hours after opening. 4. Respiratory therapists should wash their hands before giving a treatment.

Which 2 tissues are avoided during a paramedian approach for spinal administration (select the 2 correct answers)?

The respiratory therapist notes a respiratory rate of 34/min in the patient’s chart. The patient’s breathing pattern is best described by which of the following?

Which two peripheral nerves branch off of the posterior cord of the brachial plexus? (select all that apply)

Because a home care patient requires an increased O2 flow, the physician has ordered a change from an O2 concentrator to O2 cylinders. The patient should be told the following to ensure a safe environment: