This topic contains a solution. Click here to go to the answer

Author Question: What is the best measure of the efficiency of gas exchange in the lung? a. PaCO2 b. VDS/VT c. ... (Read 43 times)

silviawilliams41

  • Hero Member
  • *****
  • Posts: 560
What is the best measure of the efficiency of gas exchange in the lung?
 
  a. PaCO2
  b. VDS/VT
  c. End-tidal PCO2
  d. PaCO2/PETCO2

Question 2

What is the normal range for P(Aa)O2 in a healthy 30-year-old person breathing room air?
 
  a. 0 to 10 mm Hg
  b. 5 to 15 mm Hg
  c. 10 to 20 mm Hg
  d. Cannot predict



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jlaineee

  • Sr. Member
  • ****
  • Posts: 380
Answer to Question 1

ANS: B
The dead space-tidal volume ratio (VD/VT) is a measure of the efficiency of gas exchange.

Answer to Question 2

ANS: B
For example, a healthy person has a P(Aa)O2 of 5 to 15 mm Hg while breathing room air.




silviawilliams41

  • Member
  • Posts: 560
Reply 2 on: Jul 16, 2018
YES! Correct, THANKS for helping me on my review


sultansheikh

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

Your heart beats over 36 million times a year.

For a complete list of videos, visit our video library