2022 TMC Practice exam (questions with 100% verified correct answers)A patient on VC ventilation demonstrates auto-PEEP on ventilator graphics. Which of
the following controls, when adjusted independently, would increas
...
2022 TMC Practice exam (questions with 100% verified correct answers)A patient on VC ventilation demonstrates auto-PEEP on ventilator graphics. Which of
the following controls, when adjusted independently, would increase expiratory time?
1. Tidal volume
2. Respiratory Rate
3. Inspiratory flow
4. Sensitivity - >>>>*A. 1, 2, and 3 only
B. 1, 2, and 4 only
C. 1, 3, and 4 only
D. 2, 3, and 4 only
Which of the following would be the most appropriate therapy for a dyspneic patient who
has crepitus with tracheal deviation to the left and absent breath sounds on the right? -
>>>>A. Perform chest physiotherapy
B. Administer an IPPB treatment
C. Insert an endotracheal tube
*D. Insert a chest tube
Following cardiac surgery, a 55 year-old patient has the following ABG results: pH 7.50,
PaCO2 30 torr, PaO2 62 torr, HCO3 25 mEq/L, SaO2 92%, HB 14 g/dL, BE +2. Venous
blood gas results are pH 7.39, PvCO2 43 torr, PvO2 37 torr, and SvO2 66%. Calculate
the patient's C(a-v)O2. - >>>>A. 2.5 vol%
B. 4.0 vol%
*C. 5.0 vol%
D. 5.5 vol%
Immediately after extubation of a patient in the ICU, the respiratory therapist observes
increasing respiratory distress with intercostal retractions and marked stridor. The SpO2
on 40% oxygen is noted to be 76%. Which of the following would be most appropriate at
this time? - >>>>A. Cool mist aerosol treatment
B. Aerosolized racemic epinephrine
C. Manual ventilation with resuscitation bag and mask
*D. Reintubation
A patient receiving mechanical ventilation has developed a temperature of 99.9° F with
purulent secretions over the last 12 hours. The respiratory therapist has also noted a
steady increase in peak inspiratory pressure. What initial recommendation should be
made to address these changes? - >>>>*A. Initiate bronchial hygiene therapy.
B. Obtain a sputum gram stain.
C. Administer IPV.
D. Insert a CASS tube.
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