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6. patients requiring oxygen therapy are divided into three groups, true or false?

  • true.
  • false.

7. humidification is not required when a patient is undergoing low-flow oxygen. (<4l) True or false?

  • true.
  • false.

8. at what rate does high flow nasal cannula therapy deliver oxygen?

  • 60l/min
  • 65l/min
  • 55l/min
  • 80l/min

9. within how long after patients require a change in oxygen should their abgs be checked?

  • 30-1hr
  • 30-50mins
  • 30mins - 1hr and 3 mins.

10. what is hypoxemia?

  • A low level of oxygen in the arterial blood.
  • A high level of oxygen in the arterial blood.
  • A high level of carbon dioxide in the arterial blood.

11. when a patient is started on oxygen therapy they should be monitored for at least five minutes. true or false?

  • true.
  • false.

12. acute hypercapnia failure is presented as:

  • pac02 > 5.5kpa and ph >7.35
  • pac02 > 6.5kpa and ph <7.35
  • pac02 > 6.5kpa and ph <7.36
  • pac02 > 6.6kpa and ph <7.35

13. humidification is required when undergoing short-term oxygen therapy (<24hrs)

  • false.
  • true.

14. High-flow nasal cannula therapy (hfnc) does not help with clearance of c02. true or false?

  • false.
  • true.

15. Hypoxaemic patients benefit from being in a supine position. True or false?

  • false. they require to be seated upright to maximize FRC.
  • true.

16. in critical illness - is high flow oxygen required?

  • yes.
  • no.

17. what is the most useful type of mask for patients at risk of hypercapnia?

  • bag valve mask.
  • venturi face mask.
  • simple face mask.
  • nasal cannula.

18. in serious illness, moderate or low levels of supplemental oxygen are required to treat hypoxemia. when using a simple face mask this should be set at between:

  • 5-10l/min
  • 6 - 10 l/min
  • 2-6l/min
  • 5 - 8 l/min

19. What is the most common drug to be used when patients present with hypoxemia?

  • Naloxone.
  • Atorvastatin.
  • Oxygen.
  • Paracetamol.