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TMC Practice Questions A- Kettering exam. All Questions and answers, Graded A+

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A 48 year-old female is admitted to the ED with diaphoresis, jugular venous distension, and 3+ pitting edema in the ankles. These findings are consistent with A. liver failure. B. pulmonary emboli... sm. C. heart failure. D. electrolyte imbalances. - ✔✔C. heart failure. A patient is admitted to the ED following a motor vehicle accident. On physical exam, the respiratory therapist discovers that breath sounds are absent in the left chest with a hyperresonant percussion note. The trachea is shifted to the right. The patient's heart rate is 45/min, respiratory rate is 30/min, and blood pressure is 60/40 mm Hg. What action should the therapist recommend first? A. Call for a STAT chest x-ray. B. Insert a chest tube into the left chest. C. Needle aspirate the 2nd left intercostal space. D. Activate the medical emergency team to intubate the patient. - ✔✔C. Needle aspirate the 2nd left intercostal space. All of the following strategies are likely to decrease the likelihood of damage to the tracheal mucosa EXCEPT A. maintaining cuff pressures between 20 and 25 mm Hg. B. using the minimal leak technique for inflation. C. using a low-residual-volume, low-compliance cuff. D. monitoring intracuff pressures. - ✔✔C. using a low-residual-volume, low-compliance cuff. A 52 year-old post-operative cholecystectomy patient's breath sounds become more coarse upon completion of postural drainage with percussion. The respiratory therapist should recommend A. continuing the therapy until breath sounds improve. B. administering dornase alpha. C. administering albuterol therapy. D. deep breathing and coughing to clear secretions. - ✔✔D. deep breathing and coughing to clear secretions. A 65 kg spinal cord injured patient has developed atelectasis. His inspiratory capacity is 30% of his predicted value. What bronchial hygiene therapy would be most appropriate initially? A. IS / SMI B. IPPB with normal saline C. postural drainage and percussion D. PEP therapy - ✔✔B. IPPB with normal saline A healthy adult female can exhale what portion of her forced vital capacity in the first second? A. 50% B. 60% C. 70% D. 80% - ✔✔C. 70% A patient on VC ventilation has demonstrated 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 - ✔✔A. 1, 2, and 3 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 - ✔✔D. Insert a chest tube A 55 year-old post cardiac surgery 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% - ✔✔C. 5.0 vol% A patient on VC, SIMV with a VT of 500 mL has a PIP of 25 cm H2O, Pplat of 15 cm H2O and PEEP of 5 cm H2O. What is the patient's static lung compliance? A. 25 mL/cm H2O B. 35 mL/cm H2O C. 45 mL/cm H2O D. 50 mL/cm H2O - ✔✔D. 50 mL/cm H2O 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 86%. 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 - ✔✔D. reintubation Which of the following patients would most likely benefit from pressure support ventilation? A. An intubated patient with an absent respiratory drive. B. A patient on SIMV with a set rate of 12/min and total rate of 24/min. C. A patient with acute lung injury. D. A patient who requires short-term post-operative ventilatory support. - ✔✔B. A patient on SIMV with a set rate of 12/min and total rate of 24/min. 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. - ✔✔B. Obtain a sputum gram stain. Which of the following information may be obtained from a FVC maneuver during bedside pulmonary function testing? 1. FEV1 2. PEFR 3. FRC 4. RV A. 1 and 2 only B. 1 and 3 only C. 2 and 4 only D. 3 and 4 only - ✔✔A. 1 and 2 only The respiratory therapist is providing patient education for a patient who is being discharged home on aerosol therapy. The most important reason for the patient to follow the recommended cleaning procedures using a vinegar/water solution is that this solution will A. sterilize the equipment. B. retard bacterial growth. C. kill all micro-organisms and spores. D. extend the equipment life. - ✔✔B. retard bacterial growth. A patient who complains of dyspnea is noted to have a dry, non-productive cough. On physical examination, breath sounds are diminished on the right, tactile fremitus is decreased and there is dullness to percussion over the right lower lobe. The respiratory therapist should suspect that the patient is suffering from A. pneumonia. B. pulmonary embolism. C. pleural effusion. D. bronchiolitis. - ✔✔C. pleural effusion. Which of the following suction catheters would be appropriate to use for a patient with a size 8.0 mm ID endotracheal tube? A. 8 Fr B. 10 Fr C. 12 Fr D. 14 Fr - ✔✔C. 12 Fr A patient who is receiving continuous mechanical ventilation is fighting the ventilator. His breath sounds are markedly diminished on the left, there is dullness to percussion on the left, and the trachea is shifted to the left. The most likely explanation for the problem is that A. the patient is disconnected from the ventilator. B. the patient is experiencing diffuse bronchospasm. C. the endotracheal tube has slipped into the right main stem bronchus. D. the patient has developed a left tension pneumothorax. - ✔✔C. the endotracheal tube has slipped into the right main stem bronchus. The respiratory therapist notes a developing hematoma after an arterial blood gas was drawn from the right radial artery. The immediate response is to A. notify the charge nurse. B. apply a pressure dressing. C. apply pressure to the site. D. perform a modified Allen's test. - ✔✔C. apply pressure to the site. A patient's breathing pattern irregularly increases and decreases and is interspersed with periods of apnea up to 1 minute. Which of the following conditions is the most likely cause of this problem? A. Diabetes insipidus B. Renal failure C. Metabolic acidosis D. Elevated intracranial pressure - ✔✔D. Elevated intracranial pressure What value for the apnea-hypopnea index (AHI) is consistent with mild obstructive sleep apnea? A. Less than 5 B. 5 to 15 C. 16 to 30 D. Greater than 30 - ✔✔B. 5 to 15 While monitoring a newborn utilizing a transcutaneous monitor, you notice a change in PtcO2 from 60 to 142 torr and simultaneously the (PtcCO2) changes from 37 to 2 torr. What is the most likely explanation for these changes? A. Upper airway obstruction B. Poor peripheral perfusion C. Air leak around the sensor D. Device is out of range - ✔✔C. Air leak around the sensor A patient on the general medical ward is on a 28% air entrainment mask with the flowmeter set at 5 L/min. What is the total flow delivered to the patient? A. 5 L/min B. 55 L/min C. 88 L/min D. 140 L/min - ✔✔B. 55 L/min Which of the following measurements is most indicative of pulmonary edema? A. Heart rate of 120/min B. Blood pressure of 92/72 mm Hg [Show More]

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