NBRC TMC PRACITICE EXAM 134 Questions with Correct
Answers.
A respiratory therapist is assisting a physician with endotracheal intubation. Which of the
following should be used INITIALLY to confirm tracheal intubation? - Correct Answer
colorimetric capnography
A respiratory therapist is asked to review a newborn's history. The following information is
available about the first few minutes after birth:
1 minute 5 minutes
Aryconaosis Pink
70 HR. 110 HR
Cough cough
Weak Tone Active Motion
20 RR. 40 RR
Which of the following APGAR scores should the therapist expect to see for this infant?
1-minute 5-minute
A 1. 4 8
B 2. 5 8
C 3. 6 10
D 4. 7 10 - Correct Answer C. 3
A 58-year-old female was diagnosed with bronchiectasis 3 years ago. She reports
increased cough and difficulty clearing secretions for the past 4 weeks. A chest
radiograph shows no significant changes. Which of the following should the respiratory
therapist recommend FIRST? - Correct Answer airway clearance therapy
A 24-year-old female is diagnosed with exercise-induced asthma and albuterol prn is
ordered. A respiratory therapist should NEXT - Correct Answer instruct the patient to use
albuterol 15 minutes before exercising.
,In which of the following circumstances will tracheal secretions tend to dry in an intubated
patient? - Correct Answer a relative humidity of 100% at 22° C (71.6° F)
Prior to suctioning the endotracheal tube of an adult patient who is receiving ventilation
with an FIO2 of 0.40, a respiratory therapist should FIRST - Correct Answer
hyperoxygenate the patient.
.
A 25-year-old patient with apnea is receiving PC ventilation. ABG analysis results are as
follows:
pH : 7.20
PCO2: 65 mm Hg
PO2 : 70 mm Hg
HCO3: 25 mEq/L
BE : -4 mEq/L
SO2 (calc): 94%
A respiratory therapist should recommend increasing the - Correct Answer set inspiratory
pressure.
A 68-year-old patient who is post-CABG was extubated 4 hours ago and complains of
increasing shortness of breath. Breath sounds are decreased over the right lung field.
The following data are available while the patient receives 4-L oxygen by nasal cannula:
HR 103/min
RR 27/min
BP 155/90 mm Hg
,SpO2 90% - Correct Answer chest radiograph
Which of the following medications should a respiratory therapist use to anesthetize a
patient's airway prior to a flexible bronchoscopy procedure? - Correct Answer lidocaine
HCl
10.
A respiratory therapist is evaluating a 75-kg (165-lb), 180-cm (5-ft 11-in) male who is
receiving VC, SIMV. The following patient data are obtained:
FIO2 = 0.40
Mandatory rate= 8
Total rate= 8
VT= 550 mL
PEEP = 8 cm H2O
pH= 7.27
PaCO2= 55 mm Hg
PaO2 = 94 mm Hg
HCO3- = 25 mEq/L
BE= -3 mEq/L
SaO2 (calc) = 97% - Correct Answer Increase the mandatory rate to 12.
A 63-year-old patient with COPD is seen in the pulmonary clinic for a routine
appointment. The analysis results of an ABG sample drawn while the patient is breathing
air are:
, pH= 7.40
PCO2= 57 mm Hg
PO2 = 42 mm Hg
HCO3-= 35 mEq/L
BE= +8 mEq/L
SO2 (calc)= 77%
Which of the following is the most appropriate NEXT step? - Correct Answer Initiate
supplemental oxygen.
A pulse oximeter can provide an accurate indication of a patient's oxyhemoglobin
saturation in which of the following clinical conditions?
1. congestive heart failure
2. polycythemia
3. pulmonary hypertension
4. carbon monoxide poisoning - Correct Answer A. 1,2 and 3 only
A patient receiving mechanical ventilation by a portable ventilator is being transported
from the ED to radiology. Which of the following is required during transport? - Correct
Answer bag-valve mask resuscitator
Mechanical ventilation was initiated for a patient, after which the PaCO2 decreased from
53 to 40 mm Hg. A respiratory therapist should expect which of the following will
increase? - Correct Answer ph
According to CLIA standards, quality control must be performed for blood gas analyzers
every - Correct Answer 8 hours
While performing a patient-ventilator assessment, a respiratory therapist observes very
little condensation in the heated wire circuit. The reservoir of the heated wick humidifier is
full of water. The most likely explanation is that the - Correct Answer patient circuit is
operating normally.
Answers.
A respiratory therapist is assisting a physician with endotracheal intubation. Which of the
following should be used INITIALLY to confirm tracheal intubation? - Correct Answer
colorimetric capnography
A respiratory therapist is asked to review a newborn's history. The following information is
available about the first few minutes after birth:
1 minute 5 minutes
Aryconaosis Pink
70 HR. 110 HR
Cough cough
Weak Tone Active Motion
20 RR. 40 RR
Which of the following APGAR scores should the therapist expect to see for this infant?
1-minute 5-minute
A 1. 4 8
B 2. 5 8
C 3. 6 10
D 4. 7 10 - Correct Answer C. 3
A 58-year-old female was diagnosed with bronchiectasis 3 years ago. She reports
increased cough and difficulty clearing secretions for the past 4 weeks. A chest
radiograph shows no significant changes. Which of the following should the respiratory
therapist recommend FIRST? - Correct Answer airway clearance therapy
A 24-year-old female is diagnosed with exercise-induced asthma and albuterol prn is
ordered. A respiratory therapist should NEXT - Correct Answer instruct the patient to use
albuterol 15 minutes before exercising.
,In which of the following circumstances will tracheal secretions tend to dry in an intubated
patient? - Correct Answer a relative humidity of 100% at 22° C (71.6° F)
Prior to suctioning the endotracheal tube of an adult patient who is receiving ventilation
with an FIO2 of 0.40, a respiratory therapist should FIRST - Correct Answer
hyperoxygenate the patient.
.
A 25-year-old patient with apnea is receiving PC ventilation. ABG analysis results are as
follows:
pH : 7.20
PCO2: 65 mm Hg
PO2 : 70 mm Hg
HCO3: 25 mEq/L
BE : -4 mEq/L
SO2 (calc): 94%
A respiratory therapist should recommend increasing the - Correct Answer set inspiratory
pressure.
A 68-year-old patient who is post-CABG was extubated 4 hours ago and complains of
increasing shortness of breath. Breath sounds are decreased over the right lung field.
The following data are available while the patient receives 4-L oxygen by nasal cannula:
HR 103/min
RR 27/min
BP 155/90 mm Hg
,SpO2 90% - Correct Answer chest radiograph
Which of the following medications should a respiratory therapist use to anesthetize a
patient's airway prior to a flexible bronchoscopy procedure? - Correct Answer lidocaine
HCl
10.
A respiratory therapist is evaluating a 75-kg (165-lb), 180-cm (5-ft 11-in) male who is
receiving VC, SIMV. The following patient data are obtained:
FIO2 = 0.40
Mandatory rate= 8
Total rate= 8
VT= 550 mL
PEEP = 8 cm H2O
pH= 7.27
PaCO2= 55 mm Hg
PaO2 = 94 mm Hg
HCO3- = 25 mEq/L
BE= -3 mEq/L
SaO2 (calc) = 97% - Correct Answer Increase the mandatory rate to 12.
A 63-year-old patient with COPD is seen in the pulmonary clinic for a routine
appointment. The analysis results of an ABG sample drawn while the patient is breathing
air are:
, pH= 7.40
PCO2= 57 mm Hg
PO2 = 42 mm Hg
HCO3-= 35 mEq/L
BE= +8 mEq/L
SO2 (calc)= 77%
Which of the following is the most appropriate NEXT step? - Correct Answer Initiate
supplemental oxygen.
A pulse oximeter can provide an accurate indication of a patient's oxyhemoglobin
saturation in which of the following clinical conditions?
1. congestive heart failure
2. polycythemia
3. pulmonary hypertension
4. carbon monoxide poisoning - Correct Answer A. 1,2 and 3 only
A patient receiving mechanical ventilation by a portable ventilator is being transported
from the ED to radiology. Which of the following is required during transport? - Correct
Answer bag-valve mask resuscitator
Mechanical ventilation was initiated for a patient, after which the PaCO2 decreased from
53 to 40 mm Hg. A respiratory therapist should expect which of the following will
increase? - Correct Answer ph
According to CLIA standards, quality control must be performed for blood gas analyzers
every - Correct Answer 8 hours
While performing a patient-ventilator assessment, a respiratory therapist observes very
little condensation in the heated wire circuit. The reservoir of the heated wick humidifier is
full of water. The most likely explanation is that the - Correct Answer patient circuit is
operating normally.
