Author Question: Inhalation of dry gases can do which of the following? 1. Increase viscosity of secretions. 2. ... (Read 65 times)

newbem

  • Hero Member
  • *****
  • Posts: 579
Inhalation of dry gases can do which of the following? 1. Increase viscosity of secretions. 2. Impair mucociliary motility. 3. Increase airway irritability.
 
  a. 1 and 2 only
  b. 3 only
  c. 1 and 3 only
  d. 1, 2, and 3

Question 2

Which of the following inspired conditions should be maintained when delivering medical gases to the nose or mouth?
 
  a. 50 relative humidity (RH) at 20 to 22 C
  b. 100 RH at 20 to 22 C
  c. 80 RH at 28 to 32 C
  d. 100 RH at 32 to 35 C



mirabriestensky

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

ANS: D
As the airway is exposed to relatively cold, dry air, ciliary motility is reduced, airways become more irritable, mucous production increases, and pulmonary secretions become inspissated (thickened due to dehydration).

Answer to Question 2

ANS: A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

For a complete list of videos, visit our video library