(03.06 LC)Complete the sentence. Biotechnology in wastewater treatment uses ________ in some facilities to break down additional substances.

(02.01 MC)Which of the following lists the three biomes that tend to have the least amount of rainfall throughout the year?

(02.01 LC)Which of the following describes the characteristics of a coniferous forest?

The following data is collected from a 75 kg (165 lb) male patient on a volume ventilator.Mode:  VC/AC            Vt      440 mL                           RR      12/min                            Total rate 16/min                            FiO2    0.60                              PEEP    5 cmH20ABG results:        pH    7.25PaCO2    56 torrPaO2     66 torrHCO3     25 mEq/LBE       0The patient’s chest x-ray indicates lobar atelectasis. Based on these data, the most appropriate recommendation is which of the following?

A volume control ventilator is set in Assist/Control mode with a rate of 12.  What is the total cycle time?

Before the suctioning of a patient, auscultation reveals coarse breath sounds during both inspiration and expiration.  After suctioning, the coarseness disappears, but expiratory wheezing is heard over both lung fields.  What is most likely the problem?

The set of ABG results was obtained on a patient in the ICU on a 2 L/M nasal cannula:pH 7.25  PaCO2 68 mmHg  PaO2 78 mmHg  HCO3 23 mEq/LWhich of the following is the correct interpretation of the above ABG?

The following data have been collected from a patient using a volume ventilator in the control mode:VC/ACVt  550mL Rate 20/minFiO2 0.45ABGpH 7.50PaCO2  26 mmHgPaO2   98 mmHgHCO3 23 mEq/LTo increase this patient’s PaCO2 to 40 mmHg, the ventilator rate should be adjusted to what level?

A respiratory therapist is working in the Medical ICU and the patient’s ventilator begins alarming. Upon entering the room, the therapist notices the patient coughing with secretions present in the ETT. The therapist suctions the patient and a minimal amount of secretions are pulled into the catheter. Which of the following should a respiratory therapist do FIRST?

You are about to suction a patient who has an 8 mm (internal diameter) endotracheal tube in place.  What is the maximum size catheter that you would use in this case?