EXAM: TMC Exam C; Test Questions and Answers
a. manual dexterity Correct Answer-The respiratory therapist should evaluate which of the
following to develop a teaching plan for a patient who will be using a small volume nebulizer
at home?
a. manual dexterity
b. highest grade level achieved in school
c. spousal support
d. English speaking proficiency
d. bronchoscopy Correct Answer-Which of the following would be most beneficial in
resolving microatelectasis?
a. chest tubes
b. percutaneous ventilation
c. thoracentesis
d. bronchoscopy
b. oropharyngeal airway Correct Answer-A 45 year-old patient is recovering in the
intensive care unit after undergoing a surgical procedure to repair a hernia. The patient
remains unconscious. To prevent soft tissue obstruction, the respiratory therapist should
recommend a(n)
, EXAM: TMC Exam C; Test Questions and Answers
a. double-lumen endobronchial tube
b. oropharyngeal airway
c. bite block
d. nasopharyngeal airway
d. Run 2 only Correct Answer-Quality control material has published values for pH of 7.20,
PO2 of 65 mmHg. Documentation indicates the range of pH is 0.5% and is 3% for PO2.
Machine results are as follows:
Run 1: pH 7.19, PO2 64
Run 2: pH 7.10, PO2 69
Run 3: pH 7.21, PO2 65
Which quality control run(s) indicate the machine is out of control?
a. Run 1 and 2
b. Run 2 and 3
c. Run 3 only
d. Run 2 only
, EXAM: TMC Exam C; Test Questions and Answers
a. ABG and alveolar oxygen tension Correct Answer-A respiratory therapist is considering a
patient's readiness to wean from mechanical ventilation. To determine the A-aDO2, the
therapist will need which of the following?
a. ABG and alveolar oxygen tension
b. VD/VT and PAO2
c. CaO2 and PAO2
d. VD/VT and ABG
c. heliox therapy Correct Answer-A patient with increased airway resistance from a fixed
upper airway obstruction would benefit most from which of the following?
a. bronchodilator therapy
b. epinephrine
c. heliox therapy
d. aerosolized atropine
d. inspiratory muscle strength Correct Answer-Evaluating MIP (maximum inspiratory
pressure) is most useful in evaluating which of the following?
a. presence of a restrictive pulmonary defect
, EXAM: TMC Exam C; Test Questions and Answers
b. effectiveness of cough
c. presence of obstructive pulmonary defect
d. inspiratory muscle strength
b. excess water in the tubing Correct Answer-An air-entrainment jet nebulizer is set at
50%. The respiratory therapist analyzes the oxygen coming from the end of the tubing and
finds it is 60%. Which of the following most likely explains this finding?
a. poorly calibrate analyzer
b. excess water in the tubing
c. low flow through the jet orifice
d. leak in the tubing
a. examine the ventilator circuit for proper connections Correct Answer-During a
preoperational test of the ventilator with a test lung, the respiratory therapist notes a return
tidal volume of 600 cc. Ventilator settings are:
Mode: Assist/control
FiO2: 0.50
Mandatory rate: 10
a. manual dexterity Correct Answer-The respiratory therapist should evaluate which of the
following to develop a teaching plan for a patient who will be using a small volume nebulizer
at home?
a. manual dexterity
b. highest grade level achieved in school
c. spousal support
d. English speaking proficiency
d. bronchoscopy Correct Answer-Which of the following would be most beneficial in
resolving microatelectasis?
a. chest tubes
b. percutaneous ventilation
c. thoracentesis
d. bronchoscopy
b. oropharyngeal airway Correct Answer-A 45 year-old patient is recovering in the
intensive care unit after undergoing a surgical procedure to repair a hernia. The patient
remains unconscious. To prevent soft tissue obstruction, the respiratory therapist should
recommend a(n)
, EXAM: TMC Exam C; Test Questions and Answers
a. double-lumen endobronchial tube
b. oropharyngeal airway
c. bite block
d. nasopharyngeal airway
d. Run 2 only Correct Answer-Quality control material has published values for pH of 7.20,
PO2 of 65 mmHg. Documentation indicates the range of pH is 0.5% and is 3% for PO2.
Machine results are as follows:
Run 1: pH 7.19, PO2 64
Run 2: pH 7.10, PO2 69
Run 3: pH 7.21, PO2 65
Which quality control run(s) indicate the machine is out of control?
a. Run 1 and 2
b. Run 2 and 3
c. Run 3 only
d. Run 2 only
, EXAM: TMC Exam C; Test Questions and Answers
a. ABG and alveolar oxygen tension Correct Answer-A respiratory therapist is considering a
patient's readiness to wean from mechanical ventilation. To determine the A-aDO2, the
therapist will need which of the following?
a. ABG and alveolar oxygen tension
b. VD/VT and PAO2
c. CaO2 and PAO2
d. VD/VT and ABG
c. heliox therapy Correct Answer-A patient with increased airway resistance from a fixed
upper airway obstruction would benefit most from which of the following?
a. bronchodilator therapy
b. epinephrine
c. heliox therapy
d. aerosolized atropine
d. inspiratory muscle strength Correct Answer-Evaluating MIP (maximum inspiratory
pressure) is most useful in evaluating which of the following?
a. presence of a restrictive pulmonary defect
, EXAM: TMC Exam C; Test Questions and Answers
b. effectiveness of cough
c. presence of obstructive pulmonary defect
d. inspiratory muscle strength
b. excess water in the tubing Correct Answer-An air-entrainment jet nebulizer is set at
50%. The respiratory therapist analyzes the oxygen coming from the end of the tubing and
finds it is 60%. Which of the following most likely explains this finding?
a. poorly calibrate analyzer
b. excess water in the tubing
c. low flow through the jet orifice
d. leak in the tubing
a. examine the ventilator circuit for proper connections Correct Answer-During a
preoperational test of the ventilator with a test lung, the respiratory therapist notes a return
tidal volume of 600 cc. Ventilator settings are:
Mode: Assist/control
FiO2: 0.50
Mandatory rate: 10
