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TMC EXAM 2024/2025 WITH 100% ACCURATE SOLUTIONS, Exams of Nursing

TMC EXAM 2024/2025 WITH 100% ACCURATE SOLUTIONS

Typology: Exams

2024/2025

Available from 10/05/2024

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TMC EXAM 2024/2025 WITH 100%

ACCURATE SOLUTIONS

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 embolism. C. heart failure. D. electrolyte imbalances - Precise Answer ✔✔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. - Precise Answer ✔✔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. - Precise Answer ✔✔monitoring intracuff pressures. 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. - Precise Answer ✔✔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 - Precise Answer ✔✔IPPB with normal saline 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 - Precise Answer ✔✔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 - Precise Answer ✔✔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, SaO 92%, HB 14 g/dL, BE +2. Venous blood gas results are pH 7.39, PvCO 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% - Precise Answer ✔✔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 - Precise Answer ✔✔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 - Precise Answer ✔✔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.

  • Precise Answer ✔✔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. - Precise Answer ✔✔Obtain a sputum gram stain. Which of the following information may be obtained from a FVC maneuver during bedside pulmonary function testing?

  1. FEV
  2. PEFR
  3. FRC
  4. RV - Precise Answer ✔✔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. - Precise Answer ✔✔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. - Precise Answer ✔✔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 - Precise Answer ✔✔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. - Precise Answer ✔✔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. - Precise Answer ✔✔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 - Precise Answer ✔✔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 - Precise Answer ✔✔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 - Precise Answer ✔✔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 - Precise Answer ✔✔55/Lmin 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 C. Pulmonary artery pressure of 25/10 mm Hg D. Pulmonary capillary wedge pressure of 30 mm Hg - Precise Answer ✔✔Pulmonary capillary wedge pressure of 30 mm Hg Sleep apnea can be defined as repeated episodes of complete cessation of airflow for A. 5 seconds or longer. B. 10 seconds or longer. C. 15 seconds or longer. D. 20 seconds or longer. - Precise Answer ✔✔10 seconds or longer

A patient in the ICU receiving mechanical ventilation has just undergone a fiberoptic bronchoscopy procedure in which a tissue biopsy was collected. Immediately following the procedure, the respiratory therapist notes that the peak inspiratory pressure on the ventilator has increased. Potential causes for this include all of the following EXCEPT A. hypoxemia. B. pneumothorax. C. pulmonary hemorrhage. D. bronchospasm/laryngospasm. - Precise Answer ✔✔hypoxemia What size endotracheal tube would be appropriate for an adult female patient? A. 6.0 to 6.5 mm B. 6.5 to 7.0 mm C. 7.0 to 7.5 mm D. 7.5 to 8.0 mm - Precise Answer ✔✔7.0 to 7.5 mm The respiratory therapist has been asked to measure Auto-PEEP on a patient receiving mechanical ventilation. In order to do this, the therapist should A. initiate an inspiratory hold just after the next ventilator-delivered breath.

B. initiate an expiratory hold just prior to the next ventilator-delivered breath. C. subtract Pplat from Pdyn. D. subtract set PEEP from the measured Pplat. - Precise Answer ✔✔initiate an expiratory hold just prior to the next ventilator-delivered breath. A patient who suffered trauma in an ATV accident is being monitored in the ICU. A pulmonary artery catheter has been placed and the following data is available: PvO2 46 torr PCWP 19 mm Hg PAP (mean) 10 mm Hg CVP 12 cm H2O Cardiac Output 3L/min The respiratory therapist should recommend

  1. IV fluid challenge
  2. positive inotropic agent
  3. inhaled nitric oxide
  4. diuretic therapy - Precise Answer ✔✔2 and 4

What is the primary advantage of volume-controlled ventilation as compared to pressure-controlled ventilation? A. VC limits and controls PIP. B. VC provides a constant minute ventilation. C. VC ensures better patient-ventilator synchrony. D. VC delivers a decelerating flow pattern. - Precise Answer ✔✔VC provides a constant minute ventilation. Bronchial breath sounds heard over the lung periphery indicate A. narrowed airways. B. obstructed bronchi. C. lung consolidation. D. pulmonary edema. - Precise Answer ✔✔lung consolidation. During a pre-operative evaluation, bedside spirometry results are as follows: FVC 88% of predicted, FEV1 85% of predicted, FEV1/FVC 82% of predicted and FEF25-75 81% of predicted. How should the respiratory therapist interpret these results? A. a mild restrictive disorder B. a mild obstructive disorder C. normal lung function

D. mixed obstructive/restrictive disorder - Precise Answer ✔✔normal lung function A 55 year-old male patient is being evaluated for pulmonary rehabilitation. During a cycle ergometer cardiopulmonary stress procedure, the patient has a heart rate of 100/min and a respiratory rate of 20/min. He suddenly begins to complain of chest pain and severe shortness of breath. The respiratory therapist should A. reduce the speed of the bike. B. administer supplemental oxygen. C. gradually reduce the workload and monitor closely. D. terminate the procedure immediately. - Precise Answer ✔✔terminate the procedure immediately. At 1 minute post-delivery, a newborn has blue extremities with a pink body, heart rate is 90/min, respiratory rate is 20/min with a weak cry, cough reflex is present, and there is some flexion of the extremities. At 5 minutes post-delivery, the infant is completely pink, heart rate is 140/min, respiratory rate is 40/min, cough reflex is present, and the baby is active with a strong cry. What APGAR scores should be assigned? A. 4 & 8 B. 5 & 9 C. 5 & 10 D. 6 & 10 - Precise Answer ✔✔6 & 10

The respiratory therapist is asked to administer 2.5 mg of albuterol to a patient via small volume nebulizer. The medication is available in a 0.5% solution. What volume of albuterol should be administered? A. 0.25 mL B. 0.50 mL C. 1.25 mL D. 2.5 mL - Precise Answer ✔✔0.50 mL After consulting on management of a patient with pneumonia and atelectasis, the pulmonologist has documented in the Progress Notes a need to change the patient's treatment regimen. The respiratory therapist should A. continue the current treatment plan. B. report the change in treatment plan to the next shift. C. check the electronic medical record for new physician orders. D. disregard the information until notified by the shift supervisor. - Precise Answer ✔✔check the electronic medical record for new physician orders. A 60 kg (132 lb) patient is being mechanically ventilated with the following settings: VC, A/C; VT 500 mL, respiratory rate 12/min, FIO 1.00 and 10 cm H2O PEEP. The patient's peak airway pressure is 60 cm H2O and his SpO2 is 85%. A current chest x-ray shows diffuse bilateral

infiltrates. Which of the following is the most appropriate action in order to reduce peak airway pressure? A. Increase the frequency. B. Change to airway pressure release ventilation. C. Decrease the inspiratory time. D. Increase PEEP to 15 cm H2O. - Precise Answer ✔✔Change to airway pressure release ventilation. In order to verify the accuracy of a lab-based spirometer device, the respiratory therapist should utilize a A. rotameter. B. 3.0 L syringe. C. Wright respirometer. D. pneumotachometer. - Precise Answer ✔✔3.0 L syringe. While performing diagnostic chest percussion, the respiratory therapist notes decreased resonance to percussion. Which of the following are potential causes of this finding?

  1. pneumothorax
  2. pleural effusion
  3. pneumonia
  4. atelectasis - Precise Answer ✔✔2, 3, and 4 only

A 19-year-old patient is brought to the emergency department after taking a handful of pills. The patient is obtunded but is making regular, sonorous respiratory efforts. Auscultation reveals coarse rhonchi bilaterally. Which of the following should be done FIRST to assess this patient? A. Obtain a sputum specimen. B. Obtain an ABG. C. Measure peak expiratory flow. D. Determine the Glasgow Coma Score. - Precise Answer ✔✔Obtain an ABG. A 60 year-old male is admitted to the ED with chest pain. The CBC and electrolytes are normal. Troponin level is 0.4 ng/mL. The physician should report to the patient that he is suffering from A. pulmonary embolism. B. gastroesophageal reflux. C. myocardial infarction. D. valvular stenosis. - Precise Answer ✔✔myocardial infarction. A young healthy adult with complaints of intermittent wheezing is seen in the pulmonary clinic. A pre/post bronchodilator spirometry reveals a normal study with no reversibility. Which of the following should the RT recommend?

A. Helium dilution study B. DLCO C. Plethysmography D. Bronchial provocation - Precise Answer ✔✔Bronchial provocation Twenty-four hours after a patient was intubated, she develops a fever of 99.9°F, a right lower lobe infiltrate, and her white blood cell count is 12,000 per mm3. The respiratory therapist should recommend A. antiviral therapy. B. blood transfusion. C. SABA by small volume nebulizer. D. antibiotic therapy. - Precise Answer ✔✔antibiotic therapy. A tracheostomy tube has just been inserted percutaneously into a patient with a C3 fracture. How much air should the respiratory therapist initially inject into the cuff? A. Enough to achieve a pressure of 25-35 cmH2O. B. Enough to achieve a minimal occluding volume. C. A minimum of 20 mL. D. Until firm tension is felt in the pilot balloon. - Precise Answer ✔✔Enough to achieve a pressure of 25-35 cmH2O.

All of the following conditions can be treated with hyperbaric oxygen (HBO) therapy EXCEPT A. carbon monoxide poisoning. B. decompression sickness. C. anaerobic infections. D. pulmonary hypertension. - Precise Answer ✔✔pulmonary hypertension. Which of the following factors are determinants of cardiac output? A. ventricular filling and heart rate B. stroke volume and heart rate C. stroke volume and respiratory rate D. heart rate and tidal volume - Precise Answer ✔✔stroke volume and heart rate The following ABG results are reported for a patient in the ED on room air: pH 7.20; PaCO2 24 torr; PaO2 95 torr; HCO3 8 mEq/L; SaO2 95%; BE -15 mEq/L. The respiratory therapist should recommend A. initiating oxygen therapy via nasal cannula at 4 L/min. B. intubating and initiating mechanical ventilation. C. administering sodium bicarbonate intravenously.

D. initiating non-invasive ventilation. - Precise Answer ✔✔administering sodium bicarbonate intravenously. The physician asks the respiratory therapist to set ventilator parameters that will deliver the lowest peak inspiratory pressure possible. Which of the following inspiratory flow patterns will enable the therapist to fulfill the physician's request? A. Decelerating B. Square wave C. Constant D. Accelerating - Precise Answer ✔✔Decelerating An intubated patient receiving 30% oxygen has a SpO2 of 80% and ETCO2 of 40 torr. After administration of 50% oxygen for 30 minutes, the respiratory therapist notes that the SpO2 rises to 98% and the ETCO2 remains stable at 40 torr. The major cause of hypoxemia in this patient is A. hypoventilation. B. shunt. C. ventilation/perfusion mismatch. D. increased deadspace. - Precise Answer ✔✔ventilation/perfusion mismatch.

A 16 year-old patient with cystic fibrosis attends public high school. Which of the following bronchial hygiene therapies would be most appropriate for this patient? A. intrapulmonary percussive ventilation B. dornase alpha therapy C. vibratory / oscillatory PEP D. postural drainage and manual percussion - Precise Answer ✔✔vibratory / oscillatory PEP A patient reports that he has difficulty breathing while lying in a supine position and prefers to sleep sitting in a chair. The respiratory therapist should record this complaint in the medical record as A. orthopnea. B. platypnea. C. eupnea. D. Kussmaul breathing. - Precise Answer ✔✔orthopnea. A home care patient calls in the middle of the night and reports that the oxygen supply tubing will not stay attached to her transtracheal catheter. The flow rate to the transtracheal catheter is set at 0.5 L/min. The patient has attempted to flush the catheter with saline and push a cleaning rod through it without success. The respiratory therapist should instruct the patient to

A. tape the connection securely. B. increase the flow to the catheter. C. decrease the flow to the catheter. D. switch to a nasal cannula. - Precise Answer ✔✔switch to a nasal cannula. A patient with copious amounts of secretions has required nasotracheal suctioning for the past 36 hours and has now developed mild epistaxis. Which of the following should the respiratory therapist recommend? A. Insert a laryngeal mask airway (LMA) to facilitate suctioning. B. Discontinue nasotracheal suctioning for 24 hours and reassess the patient. C. Insert a nasopharyngeal airway after bleeding has been controlled. D. Insert an oral endotracheal tube to allow for better airway access. - Precise Answer ✔✔Insert a nasopharyngeal airway after bleeding has been controlled. The most probable cause of air bronchograms and increased density on a chest x-ray is A. pneumonia. B. pulmonary edema. C. pulmonary embolism. D. pleural effusion. - Precise Answer ✔✔pneumonia.

A post-operative patient is receiving mechanical ventilation in the ICU at the following settings: VC, A/C; VT 550 mL, respiratory rate 14/min, FIO2 0.50 and 10 cm H2O PEEP. Bedside monitoring results demonstrate that the PvO2 is 35 mm Hg and the SpO2 is 90%. The patient is alert and oriented with stable vital signs. Which of the following should the respiratory therapist recommend? A. Decrease the PEEP. B. Increase the FIO2. C. Initiation diuretic therapy. D. Continue to monitor closely. - Precise Answer ✔✔Increase the FIO2. The primary source of infection in the health care setting is A. use of medical equipment for multiple patients. B. poor handwashing techniques of personnel. C. food and/or water intake by the patient. D. patient rooms not cleaned appropriately. - Precise Answer ✔✔poor handwashing techniques of personnel. A 36 year-old patient is admitted to the ED with a temperature of 38.5° C and suspected pneumonia. The patient has no history of pulmonary disease. Auscultation reveal medium crackles throughout both lungs. Which of the following should be recommended for management of this patient?

A. Pre/post bronchodilator study B. Ultrasonic nebulizer treatments C. Manually assisted coughing D. Regular coughing and deep breathing - Precise Answer ✔✔Regular coughing and deep breathing The respiratory therapist has obtained a blood gas sample from the patient's radial artery and applied pressure to the site for 10 minutes. After removing any excess air from the syringe, the next step for proper handling of the blood sample is A. adding liquid heparin to the sample. B. placing the syringe in an ice bath. C. shaking the sample continuously. D. applying a pressure bandage. - Precise Answer ✔✔placing the syringe in an ice bath. Which of the following findings is LEAST compatible with hyperlucency as seen on a chest x-ray? A. Increased fremitus B. Decreased intensity of breath sounds C. Diminished diaphragmatic excursion

D. Hyperresonance to percussion - Precise Answer ✔✔Increased fremitus A spontaneous breathing trial was initiated on an intubated, awake, and alert 70 kg (154 lb) patient. After 30 minutes on an FIO2 of 0.30, ABG results are as follows: pH 7.39, PaCO2 44 torr, PaO2 85 torr, and HCO3- 24 mEq/L. The patient's vital signs have remained stable throughout the trial. Which of the following is the most appropriate recommendation? A. Maintain current therapy. B. Initiate NPPV. C. Add 5 cm H2O CPAP. D. Extubate the patient. - Precise Answer ✔✔Extubate the patient. After assisting with bronchoalveolar lavage and lung biopsy on a mechanically ventilated patient, the respiratory therapist notes the activation of a high pressure alarm. Peak inspiratory pressure has increased from 32 cm H2O before the procedure to 45 cm H2O after the procedure. Possible causes for the increased pressure include

  1. bronchospasm.
  2. pneumothorax.
  3. pulmonary hemorrhage. - Precise Answer ✔✔1, 2, and 3