TMC Practice Exam B Kettering | 160 Questions
with 100% Correct Answers| 38 PAGES
After a patient undergoes a thoracentesis, the respiratory therapist notes that the obtained pleural
fluid is clear with a slight straw color. This fluid is most likely the result of
A. empyema.
B. congestive heart failure.
C. lung carcinoma.
D. hemothorax. Correct Answer: B. congestive heart failure.
Which of the following would be most important to evaluate for a patient who is entering a
smoking cessation program?
A. Height
B. Smoking history
C. Weight
D. Diet Correct Answer: B. Smoking history
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?
A. Another syringe needs to be used
B. Spirometer is accurate
C. The plunger was advanced too slowly
D. Spirometer may have a leak Correct Answer: D. Spirometer may have a leak
Which of the following is an indication for high frequency jet ventilation?
A. Bronchopleural fistula
B. Wilson Mikity syndrome
C. Necrotizing lesion of right lung
D. Centrilobular emphysema Correct Answer: 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?
A. Initiate assisted ventilation
B. Insert oropharyngeal airway
C. Obtain positron emission tomography
D. Initiate noninvasive capnography Correct Answer: B. Insert oropharyngeal airway
,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
A. transient tachypnea of the newborn.
B. meconium aspiration.
C. bronchopulmonary dysplasia.
D. apnea of prematurity. Correct Answer: B. meconium aspiration.
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% Correct Answer: B. 20 - 40%
A heat moisture exchanger is indicated for humidification in which of the following situations?
A. Mechanical ventilation in a long-term care facility.
B. Transport to a tertiary care center.
C. Patient with tenacious secretions.
D. Delivery of aerosolized bronchodilators. Correct Answer: B. Transport to a tertiary care
center.
All of the following could cause a patient's right-hemidiaphragm to be elevated, EXCEPT
A. right lower lobe atelectasis.
B. right side hyperlucency, absent vascular markings.
C. hepatomegaly.
D. right lower lobe consolidation with air bronchograms. Correct Answer: 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?
A. Right lung 50 mL; left lung 650 mL
B. Right lung 150 mL; left lung 550 mL
C. Right lung 350 mL; left lung 350 mL
D. Right lung 550 mL; left lung 150 mL Correct Answer: B. Right lung 150 mL; left lung 550
mL
A patient in the intensive care unit has the following hemodynamic measurements:
,CVP (mm Hg) 5
PAP (mm Hg) 29/8
PCWP (mm Hg) 8
BP (mm Hg) 130/70
Cardiac output (L/min) 5.1
Cardiac index (L/min/m2) 2.7
What is the pulse pressure?
A. 15 mm Hg
B. 21 mm Hg
C. 60 mm Hg
D. 90 mm Hg Correct Answer: C. 60 mm Hg
A 2-year-old child with croup has been intubated for 4 days with a 4 mm ID uncuffed
endotracheal tube. Heated aerosol at an FIO2 of 0.30 has been delivered to the patient. The
physician asks the respiratory therapist to evaluate the patient for possible extubation. Which of
the following would most likely indicate that the patient is ready for extubation?
A. The patient is making normal quiet ventilatory efforts.
B. A negative sputum culture and sensitivity has been reported.
C. The patient's ABG are within normal range.
D. Breath sounds are heard around the tube on auscultation. Correct Answer: D. Breath sounds
are heard around the tube on auscultation.
A patient is seen in the Emergency Department for complaints of nausea and vomiting. A
nasogastric tube has been inserted and the patient is started on lasix. Which of the following
should the respiratory therapist monitor?
A. Cardiac enzymes
B. Serum electrolytes
C. Arterial blood gases
D. Cell hydration level Correct Answer: B. Serum electrolytes
While instructing a patient prior to a vital capacity maneuver, the respiratory therapist should
direct the patient to
A. exhale to residual volume and inhale to inspiratory capacity.
B. inhale to total lung capacity then exhale to residual volume.
C. exhale normally then inhale to total lung capacity.
D. inhale normally then exhale to functional residual capacity. Correct Answer: B. inhale to total
lung capacity then exhale to residual volume.
, A patient involved in an automobile accident is brought to the ED with tachypnea, tracheal
deviation to the right, splinting, asymmetrical chest movement, and decreased breath sounds on
the left side. The respiratory therapist should initially
A. insert a chest tube.
B. administer 100% oxygen via mask.
C. perform endotracheal intubation.
D. initiate non-invasive positive pressure ventilation. Correct Answer: B. administer 100%
oxygen via mask.
A 77-year-old male patient is admitted to the emergency room with shortness of breath, fine
basilar crackles, +2 pitting edema and a chest radiogram with a butterfly pattern. These results
are most consistent with which of the following?
A. Pulmonary edema
B. Pulmonary interstitial emphysema
C. Pneumothorax
D. Emphysema Correct Answer: A. Pulmonary edema
Which of the following formulas will determine the total flow being delivered to a patient with a
28% venturi mask running at 6 L/min?
A. total flow = 6 x 2
B. total flow = 6 x 4
C. total flow = 6 x 5
D. total flow = 6 x 11 Correct Answer: D. total flow = 6 x 11
Fine crepitant crackles are most commonly associated with which of the following conditions?
A. Bronchitis
B. Pulmonary edema
C. Pneumonia
D. Foreign body aspiration Correct Answer: B. Pulmonary edema
A patient with end-stage pulmonary fibrosis is receiving oxygen at 2 L/min via a transtracheal
oxygen catheter. The patient experiences an increased work of breathing and shortness of breath.
The respiratory therapist should
A. manually ventilate the patient with a resuscitation bag.
B. increase the flow to the transtracheal catheter to 6 L/min.
C. evaluate the SpO2 with a pulse oximeter.
D. flush the transtracheal device with isotonic saline. Correct Answer: D. flush the transtracheal
device with isotonic saline.
During bedside monitoring the respiratory therapist notices a dampened waveform on the arterial
line graphic. To restore the graphic to normal, the therapist should first
with 100% Correct Answers| 38 PAGES
After a patient undergoes a thoracentesis, the respiratory therapist notes that the obtained pleural
fluid is clear with a slight straw color. This fluid is most likely the result of
A. empyema.
B. congestive heart failure.
C. lung carcinoma.
D. hemothorax. Correct Answer: B. congestive heart failure.
Which of the following would be most important to evaluate for a patient who is entering a
smoking cessation program?
A. Height
B. Smoking history
C. Weight
D. Diet Correct Answer: B. Smoking history
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?
A. Another syringe needs to be used
B. Spirometer is accurate
C. The plunger was advanced too slowly
D. Spirometer may have a leak Correct Answer: D. Spirometer may have a leak
Which of the following is an indication for high frequency jet ventilation?
A. Bronchopleural fistula
B. Wilson Mikity syndrome
C. Necrotizing lesion of right lung
D. Centrilobular emphysema Correct Answer: 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?
A. Initiate assisted ventilation
B. Insert oropharyngeal airway
C. Obtain positron emission tomography
D. Initiate noninvasive capnography Correct Answer: B. Insert oropharyngeal airway
,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
A. transient tachypnea of the newborn.
B. meconium aspiration.
C. bronchopulmonary dysplasia.
D. apnea of prematurity. Correct Answer: B. meconium aspiration.
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% Correct Answer: B. 20 - 40%
A heat moisture exchanger is indicated for humidification in which of the following situations?
A. Mechanical ventilation in a long-term care facility.
B. Transport to a tertiary care center.
C. Patient with tenacious secretions.
D. Delivery of aerosolized bronchodilators. Correct Answer: B. Transport to a tertiary care
center.
All of the following could cause a patient's right-hemidiaphragm to be elevated, EXCEPT
A. right lower lobe atelectasis.
B. right side hyperlucency, absent vascular markings.
C. hepatomegaly.
D. right lower lobe consolidation with air bronchograms. Correct Answer: 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?
A. Right lung 50 mL; left lung 650 mL
B. Right lung 150 mL; left lung 550 mL
C. Right lung 350 mL; left lung 350 mL
D. Right lung 550 mL; left lung 150 mL Correct Answer: B. Right lung 150 mL; left lung 550
mL
A patient in the intensive care unit has the following hemodynamic measurements:
,CVP (mm Hg) 5
PAP (mm Hg) 29/8
PCWP (mm Hg) 8
BP (mm Hg) 130/70
Cardiac output (L/min) 5.1
Cardiac index (L/min/m2) 2.7
What is the pulse pressure?
A. 15 mm Hg
B. 21 mm Hg
C. 60 mm Hg
D. 90 mm Hg Correct Answer: C. 60 mm Hg
A 2-year-old child with croup has been intubated for 4 days with a 4 mm ID uncuffed
endotracheal tube. Heated aerosol at an FIO2 of 0.30 has been delivered to the patient. The
physician asks the respiratory therapist to evaluate the patient for possible extubation. Which of
the following would most likely indicate that the patient is ready for extubation?
A. The patient is making normal quiet ventilatory efforts.
B. A negative sputum culture and sensitivity has been reported.
C. The patient's ABG are within normal range.
D. Breath sounds are heard around the tube on auscultation. Correct Answer: D. Breath sounds
are heard around the tube on auscultation.
A patient is seen in the Emergency Department for complaints of nausea and vomiting. A
nasogastric tube has been inserted and the patient is started on lasix. Which of the following
should the respiratory therapist monitor?
A. Cardiac enzymes
B. Serum electrolytes
C. Arterial blood gases
D. Cell hydration level Correct Answer: B. Serum electrolytes
While instructing a patient prior to a vital capacity maneuver, the respiratory therapist should
direct the patient to
A. exhale to residual volume and inhale to inspiratory capacity.
B. inhale to total lung capacity then exhale to residual volume.
C. exhale normally then inhale to total lung capacity.
D. inhale normally then exhale to functional residual capacity. Correct Answer: B. inhale to total
lung capacity then exhale to residual volume.
, A patient involved in an automobile accident is brought to the ED with tachypnea, tracheal
deviation to the right, splinting, asymmetrical chest movement, and decreased breath sounds on
the left side. The respiratory therapist should initially
A. insert a chest tube.
B. administer 100% oxygen via mask.
C. perform endotracheal intubation.
D. initiate non-invasive positive pressure ventilation. Correct Answer: B. administer 100%
oxygen via mask.
A 77-year-old male patient is admitted to the emergency room with shortness of breath, fine
basilar crackles, +2 pitting edema and a chest radiogram with a butterfly pattern. These results
are most consistent with which of the following?
A. Pulmonary edema
B. Pulmonary interstitial emphysema
C. Pneumothorax
D. Emphysema Correct Answer: A. Pulmonary edema
Which of the following formulas will determine the total flow being delivered to a patient with a
28% venturi mask running at 6 L/min?
A. total flow = 6 x 2
B. total flow = 6 x 4
C. total flow = 6 x 5
D. total flow = 6 x 11 Correct Answer: D. total flow = 6 x 11
Fine crepitant crackles are most commonly associated with which of the following conditions?
A. Bronchitis
B. Pulmonary edema
C. Pneumonia
D. Foreign body aspiration Correct Answer: B. Pulmonary edema
A patient with end-stage pulmonary fibrosis is receiving oxygen at 2 L/min via a transtracheal
oxygen catheter. The patient experiences an increased work of breathing and shortness of breath.
The respiratory therapist should
A. manually ventilate the patient with a resuscitation bag.
B. increase the flow to the transtracheal catheter to 6 L/min.
C. evaluate the SpO2 with a pulse oximeter.
D. flush the transtracheal device with isotonic saline. Correct Answer: D. flush the transtracheal
device with isotonic saline.
During bedside monitoring the respiratory therapist notices a dampened waveform on the arterial
line graphic. To restore the graphic to normal, the therapist should first
