Therapeutics Exam- Medical Gas therapy questions with ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
precise detailed solutions ||//\\|| ||//\\||
Specific Clinical objectives of Oxygen therapy include which of the following? Choose all that
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
apply. - correct answer✔✔decrease the symptoms caused by chronic hypoxemia
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
decrease the workload hypoxemia imposes on the heart and lungs ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
correct documented arterial hypoxemia ||//\\|| ||//\\|| ||//\\||
control high CO2 levels in the blood ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
Properly applied O2 therapy can decrease which of the following? Choose all that apply -
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
correct answer✔✔ventilatory demand ||//\\|| ||//\\||
work of breathing ||//\\|| ||//\\||
cardiac output ||//\\||
systemic vascular resistance ||//\\|| ||//\\||
Which of the following would indicate a need for O2 therapy for an adult or child? - correct
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
answer✔✔SaO2 less than 90% ||//\\|| ||//\\|| ||//\\||
PaCO2 greater than 45 mmHg ||//\\|| ||//\\|| ||//\\|| ||//\\||
PaO2 less than 60 mmHg ||//\\|| ||//\\|| ||//\\|| ||//\\||
pH less than 7.35
||//\\|| ||//\\|| ||//\\||
Which of the following signs and symptoms are associated with the presence of hypoxemia?
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
- correct answer✔✔Tachypnea
||//\\|| ||//\\||
tachycardia
cyanosis
bradycardia
, According to AARC clinical practice guidelines, what is the minimum frequency for checking ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
the functioning of an O2 delivery system? - correct answer✔✔every 24 hours
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
A patient with chronic hypercapnia placed on an FIO2 of 0.6 starts hypoventilating. What is a
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
possible cause of this phenomenon? - correct answer✔✔O2-induced hypoventilation
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
To minimize the risk of retinopathy of prematurity (ROP), the American Academy of
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
Pediatrics recommends keeping the PaO2 below what level? - correct answer✔✔80mmhg ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
To ensure a stable FIO2 under varying patient demands, what must an O2 delivery system
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
do? - correct answer✔✔It must provide all the gas needed by the patient during inspiration.
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
Which of the following statements is false about low-flow O2 delivery systems? - correct
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
answer✔✔The greater the patient's inspiratory flow, the greater is the FIO2. ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
Delivery systems that provide only a portion of a patient's inspired gas are referred to as
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
what? - correct answer✔✔variable-performance systems ||//\\|| ||//\\|| ||//\\|| ||//\\||
Low-flow O2 delivery systems used in respiratory care include all of the following except: - ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
correct answer✔✔air-entrainment mask ||//\\|| ||//\\||
A 27-year-old woman received from the emergency department is on a nasal cannula at 5
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
L/min. Approximately what FIO2 is this patient receiving? - correct answer✔✔40%
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
You enter the room of a patient who is receiving nasal O2 through a bubble humidifier at 5
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
L/min. You immediately notice that the humidifier pressure relief is popping off. Which of the
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
following actions would be most appropriate in this situation? - correct answer✔✔Look for
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
crimped or twisted delivery tubing ||//\\|| ||//\\|| ||//\\|| ||//\\||
precise detailed solutions ||//\\|| ||//\\||
Specific Clinical objectives of Oxygen therapy include which of the following? Choose all that
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
apply. - correct answer✔✔decrease the symptoms caused by chronic hypoxemia
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
decrease the workload hypoxemia imposes on the heart and lungs ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
correct documented arterial hypoxemia ||//\\|| ||//\\|| ||//\\||
control high CO2 levels in the blood ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
Properly applied O2 therapy can decrease which of the following? Choose all that apply -
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
correct answer✔✔ventilatory demand ||//\\|| ||//\\||
work of breathing ||//\\|| ||//\\||
cardiac output ||//\\||
systemic vascular resistance ||//\\|| ||//\\||
Which of the following would indicate a need for O2 therapy for an adult or child? - correct
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
answer✔✔SaO2 less than 90% ||//\\|| ||//\\|| ||//\\||
PaCO2 greater than 45 mmHg ||//\\|| ||//\\|| ||//\\|| ||//\\||
PaO2 less than 60 mmHg ||//\\|| ||//\\|| ||//\\|| ||//\\||
pH less than 7.35
||//\\|| ||//\\|| ||//\\||
Which of the following signs and symptoms are associated with the presence of hypoxemia?
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
- correct answer✔✔Tachypnea
||//\\|| ||//\\||
tachycardia
cyanosis
bradycardia
, According to AARC clinical practice guidelines, what is the minimum frequency for checking ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
the functioning of an O2 delivery system? - correct answer✔✔every 24 hours
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
A patient with chronic hypercapnia placed on an FIO2 of 0.6 starts hypoventilating. What is a
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
possible cause of this phenomenon? - correct answer✔✔O2-induced hypoventilation
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
To minimize the risk of retinopathy of prematurity (ROP), the American Academy of
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
Pediatrics recommends keeping the PaO2 below what level? - correct answer✔✔80mmhg ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
To ensure a stable FIO2 under varying patient demands, what must an O2 delivery system
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
do? - correct answer✔✔It must provide all the gas needed by the patient during inspiration.
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
Which of the following statements is false about low-flow O2 delivery systems? - correct
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
answer✔✔The greater the patient's inspiratory flow, the greater is the FIO2. ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
Delivery systems that provide only a portion of a patient's inspired gas are referred to as
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
what? - correct answer✔✔variable-performance systems ||//\\|| ||//\\|| ||//\\|| ||//\\||
Low-flow O2 delivery systems used in respiratory care include all of the following except: - ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
correct answer✔✔air-entrainment mask ||//\\|| ||//\\||
A 27-year-old woman received from the emergency department is on a nasal cannula at 5
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
L/min. Approximately what FIO2 is this patient receiving? - correct answer✔✔40%
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
You enter the room of a patient who is receiving nasal O2 through a bubble humidifier at 5
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
L/min. You immediately notice that the humidifier pressure relief is popping off. Which of the
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
following actions would be most appropriate in this situation? - correct answer✔✔Look for
||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\|| ||//\\||
crimped or twisted delivery tubing ||//\\|| ||//\\|| ||//\\|| ||//\\||
