An adult patient with obstructive sleep apnea and frequent pulse oximetry desaturations is fitted with a nasal CPAP system. A pressure of 7 cm H2O is set. After the CPAP system is set up, the patient’s Spo2 value stays above 90%. How should the results be interpreted?

Transtracheal O2 therapy (TTOT) should be considered as an option for what patients requiring long-term O2 therapy?I. those who remain hypoxemic with standard approachesII. those who are compliant when using other devicesIII. those who exhibit complications with nasal deliveryIV. those who prefer TTOT for cosmetic reasonsV. those who have decreased mobility

All of the following may be done by a respiratory therapist during a tracheostomy procedure EXCEPT

Creatine phosphate is the preferred energy system during ____.

How is BMI measured during a routine physical or wellness health screening?

For which home care patients requiring mechanical ventilation would you recommend a portable volume-cycled ventilator rather than a pressure-limited device?I. those with a neuromuscular or neurologic disorderII. those who cannot sustain any spontaneous breathingIII. those with chronic obstructive pulmonary disease

A respiratory therapist is assisting an anesthesiologist in a direct vision nasotracheal intubation of a patient. All of the following equipment will be needed EXCEPT

“Class Activities” (discussions, quizzes, activities, homework) are worth ______% of your final course grade.

What is the Tolerable Upper Intake Level for calcium for adults younger than 50?

A patient was found to have a VO2 value of 2000 mL and a VCO2 value of 1700 mL during an exercise test. Calculate her respiratory exchange ratio (R).