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

Author Question: The time available for diffusion in the lung is mainly a function of which of the following? a. ... (Read 30 times)

abc

  • Hero Member
  • *****
  • Posts: 543
The time available for diffusion in the lung is mainly a function of which of the following?
 
  a. Functional residual capacity (FRC)
  b. Inspired O2 concentration
  c. Level of VA
  d. Rate of pulmonary blood flow

Question 2

Carbon dioxide diffuses across the alveolar-capillary membrane approximately how many times faster than O2?
 
  a. 10
  b. 20
  c. 30
  d. 40



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

CAPTAINAMERICA

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

ANS: D
The diffusion time in the lung depends on the rate of pulmonary blood flow.

Answer to Question 2

ANS: B
Carbon dioxide diffuses approximately 20 times faster across the alveolar-capillary membrane than does O2, because of its much higher solubility in plasma.





 

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

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

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

For a complete list of videos, visit our video library