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Endotracheal suctioning is being performed with a 12f catheter on an adult patient with a 8.0 ETT. The vacuum pressure is  at -140 mmHg. Secretions aspirate slowly when the respiratory therapist occludes the catheter’s control port. To improve suctioning effectiveness, the therapist should:

A patient is receiving nebulize albuterol Q4 and PRN while on VCV. What ventilator parameter should the therapist monitor for effectiveness of the bronchodilator?

While observing a patient on mechanical ventilation AC/VC, the following waveform was observed? What should the therapist do?

A COPD patient is being discharged. What home medication regime should be recommended?

A 5’2″ female patient is receiving  volume controlled mechanical ventilation with the following settings and ABG analysis: Mode – AC pH – 7.22 Rate – 12 breaths/min PaCO2 – 70 mmHg VT – 400 ml PaO2 – 67 mmHg PEEP – +10 cmH2O HCO3 – 30 mEq/L FIO2 – 0.80 BE – +4 mEq/L What should be done now?

An optimal peep study was performed with the following result: PEEP SpO2 Static Compliance 5 cmH2O 83% 20 ml/cmH2O 8 cmH2O 88% 25 ml/cmH2O 10 cmH2O 92% 32 ml/cmH2O 13 cmH2O 95% 27 ml/cmH2O   What is the optimal PEEP

A chronic bronchiectasis patient is admitted for shortness of breath due to retained secretions. What breathsound might the respiratory therapist find when auscultating the patient?

A chronic hypercapnea patient was admitted for shortness of breath. Her physician has ordered oxygen therapy at 28%. What should the practitioner use?

An intubated patient is receiving volume controlled ventilation. A respiratory therapist finds the exhaled tidal volume to 200 ml below the set tidal volume and a low pressure with a low volume alarm is triggered. What should the therapist do at this time?

Rose gold is a gold alloy that contains a small amount of copper. The copper content of rose gold was measured by two methods for six different samples collected from a jewelry production plant.   Sample Method 1 Method 2 A 2.2% 2.5% B 1.8% 2.2% C 3.0% 3.2% D 2.5% 3.0% E 2.6% 2.3% F 2.6% 2.7% ​ Which test would you use to determine if the results obtained by the two methods agree within experimental error?