1 RRT-TMC Practice Exam 2024/ Questions with Correct Verified Answers/ Rated A+
The respiratory therapist is calibrating a spirometer and checking the volume with a 3.0 liter super syringe. The volumes recorded are: 2.85 L, 2.8 L, and 2.8 L. Based upon the information obtained which of the following is a correct statement?
- Another syringe needs to be used
- Spirometer is accurate
- The plunger was advanced too slowly
- Spirometer may have a leak - ANS - D. Spirometer may have a leak
Which of the following is an indication for high frequency jet ventilation?
- Bronchopleural fistula
- Wilson Mikity syndrome
- Necrotizing lesion of right lung
- Centrilobular emphysema - ANS - A. Bronchopleural fistula
A 43-year-old female patient has just undergone a total abdominal hysterectomy. The patient arrives in the post anesthesia care unit obtunded with minimal response to painful stimulus. What treatment should the respiratory therapist recommend for this patient?
- Initiate assisted ventilation
- Insert oropharyngeal airway
- Obtain positron emission tomography
- Initiate noninvasive capnography - ANS - B. Insert oropharyngeal airway 1 / 4
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A patient develops ascites and shortness of breath. Where is tissue edema most likely to show up first?
- Ankles
- Abdomen
- Thorax
- Hands - ANS - B. Abdomen
An acceptable level of PEEP therapy can be identified by all of the following EXCEPT
- the lower inflection point of a volume-pressure loop graphic.
- acceptable oxygenation without cardiovascular side effects.
- increasing oxygenation with increasing plateau pressure.
- increasing static compliance with acceptable oxygenation - ANS - C. increasing oxygenation with
increasing plateau pressure.
While suctioning a patient who is being mechanically ventilated, the respiratory therapist notes the
following ECG pattern on the monitor:
Suctioning is stopped and the patient is returned to the ventilator. Which of the following drugs should the respiratory therapist recommend FIRST?
- 100% oxygen
- atropine
- lidocaine
- epinephrine - ANS - A. 100% oxygen
Adjusting the inspiratory flow during an IPPB treatment will result in a change in
- respiratory rate.
- peak pressure. 2 / 4
3
- tidal volume.
- inspiratory time - ANS - D. inspiratory time
A patient in the intensive care unit has the following hemodynamic measurements:
CVP 4 mm Hg PAP 48/16 mm Hg PCWP 8 mm Hg MAP 92 mm Hg Cardiac Output 5 L/min.Cardiac Index 2.5 L/min/m2
These results are most consistent with
- normal cardiac function
- pulmonary hypertension
- left heart failure
- hypovolemia - ANS - B. pulmonary hypertension
A 44 week gestational age infant has just been delivered via C-section and is gasping, grunting, and has tachycardia and tachypnea. At one minute his Apgar score is 4 and at 5 minutes the score is 5. The infant is most likely suffering from
- transient tachypnea of the newborn.
- meconium aspiration.
- bronchopulmonary dysplasia.
- apnea of prematurity. - ANS - B. meconium aspiration.
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4 What is the normal VD/VT ratio for a patient breathing room air?
A. 5 - 15%
B. 20 - 40%
C. 45 - 55%
D. 65 - 75% - ANS - B. 20 - 40%
A heat moisture exchanger is indicated for humidification in which of the following situations?
- Mechanical ventilation in a long-term care facility.
- Transport to a tertiary care center.
- Patient with tenacious secretions.
- Delivery of aerosolized bronchodilators. - ANS - B. Transport to a tertiary care center.
All of the following could cause a patient's right-hemidiaphragm to be elevated, EXCEPT
- right lower lobe atelectasis.
- right side hyperlucency, absent vascular markings.
- hepatomegaly.
- right lower lobe consolidation with air bronchograms. - ANS - B. right side hyperlucency, absent
vascular markings
A 64-year-old, 70 kg (154 lb) man with severe COPD is receiving independent (differential) lung ventilation following thoracotomy and right lower lobectomy. Which of the following setting combinations would be most appropriate for this patient?
- Right lung 50 mL; left lung 650 mL
- Right lung 150 mL; left lung 550 mL
- Right lung 350 mL; left lung 350 mL
- Right lung 550 mL; left lung 150 mL - ANS - B. Right lung 150 mL; left lung 550 mL
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