Oxygen Delivery Devices- Exam Questions with Correct Answers
(Grade A+)
Question 1: maintain adequate tissue oxygenation while minimizing cardiopulmonary work
Answer: What is the overall goal of O2 therapy?
Question 2: Correct documented/suspected hypoxemia - decrease hypoxia systems - Decrease the
workload of cardiopulmonary system
Answer: What are the objectives for O2 therapy?
Question 3: PaO2 <60 SaO2 < 90%
Answer: What PaO2 and SaO2 levels are considered hypoxemia?
Question 4: Documented hypoxemia Suspected hypoxemia Severe trauma Acute myocardial
infarction Short-term therapy/surgery intervention
Answer: What are the indications for O2 therapy?
Question 5: Normal PaO2: 80-100 Mild hypoxemia: 60-80 Moderate hypoxemia: 40-60 Severe
Hypoxemia: <40
Answer: Give the ranges for the following: Normal PaO2: Mild hypoxemia: Moderate hypoxemia: Severe
Hypoxemia: Restlessness Anxiety Tachycardia/tachypnea
Question 6: Bradycardia Extreme restlessness Dyspnea
Answer: What are the symptoms of hypoxia? Short term & long term?
Question 7: cyanosis & digital clubbing - accessory muscle use - retractions - nasal flaring - severe
pediatric distress
Answer: What are some signs of respiratory distress?
Question 8: do not meet inspiratory demands. Variable FiO2.
Answer: Low flow systems:
Question 9: higher FiO2, with lower flow. Variable FiO2.
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, Answer: Reservoir systems:
Question 10: Meet inspiratory demands. Fixed FiO2.
Answer: High flow systems:
Question 11: Infants & pediatrics. Variable FiO2.
Answer: Enclosures:
Question 12: Flow: 1/4 - 6L/min FiO2%: 22-40%
Answer: Nasal Cannula: What flow level do we use? What Fio2 % can we achieve?
Question 13: ensure flow is on - check connections
Answer: If there is no gas flow from cannula, what do you do?
Question 14: stable patients needing low FiO2
Answer: Which patients benefit from nasal cannula?
Question 15: 4
Answer: Nasal cannulas with flow of greater than ______ L should have humidification.
Question 16: every 8 hours
Answer: How frequently does a nasal catheter need to be changed?
Question 17: 1/4 - 5 L/min 22 - 45%
Answer: Nasal catheter: Flow rates: Fio2 %:
Question 18: Procedures where cannula is difficult to use (bronchiscopy) - Infant long-term o2
Answer: What patients use nasal catheters?
Question 19: Behind & above the uvula
Answer: Where is the nasal catheter tip placed?
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(Grade A+)
Question 1: maintain adequate tissue oxygenation while minimizing cardiopulmonary work
Answer: What is the overall goal of O2 therapy?
Question 2: Correct documented/suspected hypoxemia - decrease hypoxia systems - Decrease the
workload of cardiopulmonary system
Answer: What are the objectives for O2 therapy?
Question 3: PaO2 <60 SaO2 < 90%
Answer: What PaO2 and SaO2 levels are considered hypoxemia?
Question 4: Documented hypoxemia Suspected hypoxemia Severe trauma Acute myocardial
infarction Short-term therapy/surgery intervention
Answer: What are the indications for O2 therapy?
Question 5: Normal PaO2: 80-100 Mild hypoxemia: 60-80 Moderate hypoxemia: 40-60 Severe
Hypoxemia: <40
Answer: Give the ranges for the following: Normal PaO2: Mild hypoxemia: Moderate hypoxemia: Severe
Hypoxemia: Restlessness Anxiety Tachycardia/tachypnea
Question 6: Bradycardia Extreme restlessness Dyspnea
Answer: What are the symptoms of hypoxia? Short term & long term?
Question 7: cyanosis & digital clubbing - accessory muscle use - retractions - nasal flaring - severe
pediatric distress
Answer: What are some signs of respiratory distress?
Question 8: do not meet inspiratory demands. Variable FiO2.
Answer: Low flow systems:
Question 9: higher FiO2, with lower flow. Variable FiO2.
Page 1
, Answer: Reservoir systems:
Question 10: Meet inspiratory demands. Fixed FiO2.
Answer: High flow systems:
Question 11: Infants & pediatrics. Variable FiO2.
Answer: Enclosures:
Question 12: Flow: 1/4 - 6L/min FiO2%: 22-40%
Answer: Nasal Cannula: What flow level do we use? What Fio2 % can we achieve?
Question 13: ensure flow is on - check connections
Answer: If there is no gas flow from cannula, what do you do?
Question 14: stable patients needing low FiO2
Answer: Which patients benefit from nasal cannula?
Question 15: 4
Answer: Nasal cannulas with flow of greater than ______ L should have humidification.
Question 16: every 8 hours
Answer: How frequently does a nasal catheter need to be changed?
Question 17: 1/4 - 5 L/min 22 - 45%
Answer: Nasal catheter: Flow rates: Fio2 %:
Question 18: Procedures where cannula is difficult to use (bronchiscopy) - Infant long-term o2
Answer: What patients use nasal catheters?
Question 19: Behind & above the uvula
Answer: Where is the nasal catheter tip placed?
Page 2
