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 31 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?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

For a complete list of videos, visit our video library