Author Question: What is the minimum flow setting for a simple mask applied to an adult? a. 3 L/min b. 5 L/min ... (Read 19 times)

Mr. Wonderful

  • Hero Member
  • *****
  • Posts: 866
What is the minimum flow setting for a simple mask applied to an adult?
 
  a. 3 L/min
  b. 5 L/min
  c. 8 L/min
  d. 10 L/min

Question 2

A 52-year-old man is admitted to the hospital emergency department with a primary complaint of severe radiating chest pain and signs of central cyanosis.
 
  The attending asks for your advice on selecting a device that provides a moderate FiO2 for this patient. Which of the following would you recommend?
  a. Simple O2 mask at 8 L/min
  b. Air-entrainment mask at 40 O2
  c. Nasal cannula at 5 L/min
  d. Nonrebreathing mask at 10 L/min



Ahernandez18

  • Sr. Member
  • ****
  • Posts: 361
Answer to Question 1

ANS: B
At a flow less than 5 L/min, the mask volume acts as dead space and causes CO2 rebreathing.

Answer to Question 2

ANS: A
Table 41-3 lists the FiO2 range, FiO2 stability, advantages, disadvantages, and best use of each of these devices.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

For a complete list of videos, visit our video library