Blog

Chest physiotherapy is initiated for a patient who is alert and oriented.  As therapy progresses, a respiratory therapist notices the patient is no longer responsive to verbal stimuli.  The therapist checks the patient’s pulse and finds that the heart rate is 30.  The patient has a respiratory rate of 6.  Which of the following should the therapist do NEXT?

When administering dornase alfa (Pulmozyme) with a hand-held nebulizer, a respiratory therapist notes a patient is developing marked congestion with copious sputum production.  The therapist’s most appropriate action is to pause the treatment and

A 25-year-old patient with apnea is receiving PC ventilation.  Arterial blood gas results are as follows: . pH 7.20 PaCO2  65 torr PaO2  70 torr HCO3- 25 mEq/L BE -4 mEq/L A respiratory therapist should recommend increasing the

A 34-week gestational age infant has been stable while receiving mechanical ventilation.  Oxygen saturation decreases to 85% and does not respond to an increased FIO2. Transillumination of the chest produces a 1-cm halo that extends around the point of contact with the skin.  Which of the following should a respiratory therapist recommend?

A new blood gas analyzer is calibrated by the manufacturer at sea level.  On receiving the analyzer at a higher altitude, a respiratory therapist should

The information below was obtained from a pulmonary function report for a 40-year-old male who weighs 73 kg (161 lb) and is 177 cm (5 ft 9 in) tall:FEV1           2.16 L (53% of predicted)FVC             2.50 L (55% of predicted)FEV1/FVC     90%DLCO         51% of predictedThere is no response to bronchodilator therapy.  Which of the following should a respiratory therapist recommend NEXT?

Which of the following are procedure(s) used for diagnosing or treatment  interventions for coronary artery blockages?

In the upright position, which region of the left lung would have the lowest ventilation-perfusion ratio?

Which of the following shift the oxyhemoglobin dissociation curve to the left?               I. Presence of Fetal Hgb (HbF)              II. Carboxyhemoglobin (COHb)            III. Increased pH

While breathing spontaneously, a 54.5-kg (120-lb) female has a respiratory rate of 30 and a tidal volume of 200 mL.  After a sedative was administered, her respiratory rate decreased to 10 and her tidal volume increased to 600 mL.  Which of the following ventilatory parameters increased?