A 52 y/o male patient is undergoing a sleep study with CPAP and oxygen titration. 2 L/M O2 is being bled into a CPAP level of 8 cmH2O. SpO2 readings fluctuate between 83-86%. The respiratory therapist would interpret this information as

Which of the following apply to central sleep apnea?                         1.         Lack of diaphragmatic movement                         2.         Loud snoring                         3.         Lack of inspiratory air flow                         4.         Relaxed upper airway muscles

Dreaming sleep is usually referred to as:

Obesity Hypoventilation Syndrome (OHS) is associated with which of the following?

Sleep apnea is defined as cessation of airflow for at least ______ seconds during sleep.

The following were obtained while an adult patient was receiving controlled mechanical ventilation. 1 a.m. 4 a.m. 5 a.m. 6 a.m. 7 a.m. 8 a.m. Peak pressure (cm H2O) 40 45 46 50 52 58 PEEP (cm H2O) 0 6 8 10 12 14 FiO2 0.9 0.9 0.9 0.9 0.9 0.9 PaO2 (mm Hg) 40 60 65 70 75 80 PvO2 (mm Hg) 28 39 43 45 42 27 Blood pressure (mm Hg) 140/90 130/90 120/90 120/80 118/80 100/70 Cardiac output (L/min) 3.5 3.5 3.6 3.6 3.2 2.8    On the basis of this data, which of the following level of PEEP is best for this patient?

You have positioned a patient sitting on the side of his bed and leaning over the bedside table resting his head on a pillow.  You have positioned this patient for which of the following procedures?

 By way of technology, findings of science lead to

Chemoreceptors and intrapulmonary receptors do not respond to hypercarbia/hypoxemia during ______ sleep.

 Which type of energy is called the energy of motion?