Nbrc Tmc Questions |63 Questions| With Correct Answers.

Home overnight oximetry is used to assess the need for A.polysomnography. B.mechanical ventilation. C.transesophageal echocardiography. D.CVP monitoring. {Ans: A.√polysomnography. (c) A. Overnight oximetry may be considered a screening tool for a more detailed polysomnography study.}A 61-year-old male with dyspnea and nonproductive cough has the following examination results noted over the right lower lung field: - dullness to percussion - decreased tactile fremitus - diminished breath sounds Which of the following is most likely to produce these findings? A.pulmonary embolism B.pneumonia C.pneumothorax D.pleural effusion {Ans: D.√pleural effusion (c) D. These findings are consistent with a pleural effusion.}Following placement of a subclavian venous catheter, the high pressure alarm on a patient's ventilator begins sounding. After 10 minutes, the patient's peak inspiratory pressure has increased from 40 to 60 cm H2O and mean arterial pressure decreased from 80 to 40 mm Hg. A respiratory therapist should FIRST A.increase the peak flow. B.suggest administering a vasopressor. C.suction the endotracheal tube. D.recommend needle decompression. {Ans: D.√recommend needle decompression. (c) D. Tension pneumothorax is a possible complication of venous catheter insertion and can result in increased airway pressure. This would sound the high pressure alarm and decrease arterial pressure. Needle decompression is indicated.}A