The statement that is true concerning reservoir cannulas is which ...

[tuffie]

The statement that is true concerning reservoir cannulas is which of the following?
 
  a. The mustache cannula can hold about 40 mL of gas.
  b. The pendant cannula can reduce oxygen supply use by 75.
  c. Patients prefer the mustache cannula to the pendant cannula.
  d. Pendant cannulas can be concealed by the patient's clothing.

Question 2

Patients exposed to FIO2 greater than or equal to 50 are at risk for which of the following? 1. Chronic obstructive pulmonary disease 2. O2 toxicity 3. Permanent lung damage 4. Atelectasis
 
  a. 1 and 2 c. 2, 3, and 4
  b. 2 and 4 d. None of the choices

[polinasid]

Answer to Question 1

ANS: D
Studies indicate that mustache and pendant systems may reduce oxygen supply use by 50. Many patients feel that mustache cannulas are heavier, larger, and more obvious. Pendant cannu-las can be concealed by the patient's clothing.

Answer to Question 2

ANS: C
Oxygen is considered a type of medication. If a patient is exposed to large amounts for a long period of time, all of the aforementioned can occur except for chronic obstructive pulmonary disease, which is considered a disease process not a complication.

[tuffie]

Thanks for the timely response, appreciate it

[xiaomengxian]

Great answer, keep it coming