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?