The following ABG results have been collected on a 52-year-old man with a pulmonary embolism. The patient was not receiving O2 when the sample was drawn. pH 7.55 PaCO2 28 mm Hg PaO2 142 mm Hg Which of the following should the respiratory therapist recommend at this time?

Osteoarthritis, a degenerative joint disease, is characterized by loss of which of the following? 

Which Vitamin regulates the amount of dietary calcium absorbed from the intestines into the body? 

A patient on a ventilator has become agitated and combative, and the high-pressure alarm is sounding with each breath. To paralyze the patient to prevent him from fighting the ventilator, the respiratory therapist should recommend which of the following medications?

The following ventilatory parameters have been measured on a 65-kg (143-lb) patient who is receiving O2 on a 2-L/min nasal cannula: VT 550 mL RR 15 b/min This patient’s alveolar minute volume is which of the following?

What would the A-aDO2 gradient indicate?

A patient with an upper airway obstruction is receiving helium-oxygen therapy by a nonrebreathing mask. The respiratory therapist notices that the reservoir bag is completely collapsing on inspiration. What is the cause of the problem?

The following pulmonary function values are obtained from a patient: Predicted Observed % Predicted FVC (L) 5.6 3.1 55 FEV1 (L) 3.7 1.3 35 FEV1/FVC (%) 70 42 — TLC (L) 7.0 7.9 113 Which of the following is the most likely interpretation of these results?

After a successful spontaneous breathing trial, the physician plans to extubate a 4-year-old child recovering from pneumonia. The physician wants to provide the highest oxygen percentage possible. What should be recommended in this situation?

A client has an extremely high T3 and T4 level. Which of the following is the least likely manifestation?