Medical Gas Therapy Exam | Verified Exam Questions and Answers |
Latest Updated Study Material 2026
Question:
Specific clinical objectives of O2 therapy include which of the following?
A. Correct documented or suspected acute hypoxemia
B. Decrease symptoms associated with hypoxemia
C. Decrease the workload hypoxemia imposes on cardiopulmonary systems
D. All of the above
Answer:
D. All of the Above
Question:
Benefits of properly applied O2 therapy in patients with chronic hypoxemia include all of the
following except:
A. Reversal of pulmonary vasoconstriction
B. Relief of pulmonary hypertension
C. Decreased right ventricular workload
D. Improved pulmonary diffusing capacity
Answer:
D. Improved
pulmonary diffusing capacity
Question:
Which of the following would indicate a need for O2 therapy for an adult or child?
A. The use of lab measurements to diagnose hypoxemia
B. A patients need for O2 based on specific clinical problem or condition
C. Manifestations of tachypnea, tachycardia, cyanosis, & distressed overall appearance.
D. All of the Above
Answer:
D. All of the Above
,Question:
You start a COPD patient on a nasal cannula at 2 L/min. What is the maximum time that should
pass before assessing this patients PaO2 or SaO2?
Answer:
2 hrs
Question:
What is the minimum criterion for how often an O2 delivery system should be checked
according to the clinical practice guidelines from the AARC?
Answer:
24
hrs
Question:
What would indicate a need for O2 therapy for a newborn infant?
A. SaO2 less than 92%
B. Capillary PO2 less than 40 mm Hg
C. SaO2 less than 88%
D. B & C
E. A & B
Answer:
SaO2 less than 88%
Question:
Capillary PO2 less than 40 mm Hg
Answer D
You set up an Oxy-Hood with an FIO2 of 0.5 for a newborn infant. What is the maximum time
that should pass before assessing this patients PaO2 or SaO2?
Answer:
1
hour
, Question:
When determining the need for O2 therapy, the RT should assess which of the following?
A. Neurological Status
B. Pulmonary Status
C. Cardiac Status
D. All of the Above
Answer:
D. All of the Above
Question:
Which of the following signs and symptoms are associated with the presence of hypoxemia?
A. Tachypnea
B. Tachycardia
C. Cyanosis
D. Bradycardia
Answer:
A, B, C
Question:
Tachypnea, Tachycardia, Cyanosis
What is/are the primary organ system affected by O2 toxicity?
A. Lungs
B. CNS
C. Kidneys
D. Both A & B
Answer:
D. Both A & B
Question:
Lungs & CNS
What typically occurs first when monitoring the earliest physiologic response to breathing 100%
O2?
Latest Updated Study Material 2026
Question:
Specific clinical objectives of O2 therapy include which of the following?
A. Correct documented or suspected acute hypoxemia
B. Decrease symptoms associated with hypoxemia
C. Decrease the workload hypoxemia imposes on cardiopulmonary systems
D. All of the above
Answer:
D. All of the Above
Question:
Benefits of properly applied O2 therapy in patients with chronic hypoxemia include all of the
following except:
A. Reversal of pulmonary vasoconstriction
B. Relief of pulmonary hypertension
C. Decreased right ventricular workload
D. Improved pulmonary diffusing capacity
Answer:
D. Improved
pulmonary diffusing capacity
Question:
Which of the following would indicate a need for O2 therapy for an adult or child?
A. The use of lab measurements to diagnose hypoxemia
B. A patients need for O2 based on specific clinical problem or condition
C. Manifestations of tachypnea, tachycardia, cyanosis, & distressed overall appearance.
D. All of the Above
Answer:
D. All of the Above
,Question:
You start a COPD patient on a nasal cannula at 2 L/min. What is the maximum time that should
pass before assessing this patients PaO2 or SaO2?
Answer:
2 hrs
Question:
What is the minimum criterion for how often an O2 delivery system should be checked
according to the clinical practice guidelines from the AARC?
Answer:
24
hrs
Question:
What would indicate a need for O2 therapy for a newborn infant?
A. SaO2 less than 92%
B. Capillary PO2 less than 40 mm Hg
C. SaO2 less than 88%
D. B & C
E. A & B
Answer:
SaO2 less than 88%
Question:
Capillary PO2 less than 40 mm Hg
Answer D
You set up an Oxy-Hood with an FIO2 of 0.5 for a newborn infant. What is the maximum time
that should pass before assessing this patients PaO2 or SaO2?
Answer:
1
hour
, Question:
When determining the need for O2 therapy, the RT should assess which of the following?
A. Neurological Status
B. Pulmonary Status
C. Cardiac Status
D. All of the Above
Answer:
D. All of the Above
Question:
Which of the following signs and symptoms are associated with the presence of hypoxemia?
A. Tachypnea
B. Tachycardia
C. Cyanosis
D. Bradycardia
Answer:
A, B, C
Question:
Tachypnea, Tachycardia, Cyanosis
What is/are the primary organ system affected by O2 toxicity?
A. Lungs
B. CNS
C. Kidneys
D. Both A & B
Answer:
D. Both A & B
Question:
Lungs & CNS
What typically occurs first when monitoring the earliest physiologic response to breathing 100%
O2?
