0
How alveoli are adapted for gaseous exchange by diffusion between air in lungs and blood in capillaries?
Wiki User
∙ 11y ago
1.They are single cell thick
2.Thin film of moisture covering the alveoli allows the oxygen to dissolve in therefore making the process efficient
3. they have a large surface area
4.they are surrounded by network of blood capillaries maintaining the concentration gradient for the gaseous exchange
Wiki User
∙ 11y ago
Wiki User
∙ 13y agoThe alveoli have very thin walls, which allow for rapid diffusion into the surrounding capillaries. There are also many alevoli in the lung, and that increases the surface area dramatically, allowing for more diffusion to occur
Wiki User
∙ 12y agoit doesnt
Tamika Lilly
Tissue respiration
Add your answer:
Earn +20 pts
How is epithelial tissue adapted for gas exchange?
Epithelial lining between the alveoli wall and the blood capillaries is thin to provide a shorter diffusion distance for easy gaseous exchange.
What principle causes the exchange of oxygen and carbon dioxide between the capillaries and the alveoli?
diffusion
What does the close arrangement of alveoli and capillaries allows for?
This exchange allows easy diffusion of gasses back and forth.
How is Alveoli well adapted to diffusion?
The alveoli have very thin walls, which allow for rapid diffusion into the surrounding capillaries. There are also many alevoli in the lung, and that increases the surface area dramatically, allowing for more diffusion to occur
What is respiratory gas exchange?
Respiratory gas exchange is the diffusion of both carbon dioxide and oxygen from the capillaries to the alveoli in our lungs, and vice versa.
Which process drives the gas exchange from the alveoli to the capillaries?
Diffusion is the process that allows the exchange of oxygen and carbon dioxide in the alveoli. This process is one of passive transport.
Does the exchange of carbon dioxide depend on the concentration of oxygen in the alveoli and the blood?
No. It depends on the concentration of carbon dioxide in the alveoli and the blood. The concentration of carbon dioxide in the capillaries of the alveoli is higher than the concentration of carbon dioxide in the air, so carbon dioxide in the capillaries of the alveoli diffuses out of the capillaries into the alveoli of the lungs and is exhaled.
Oxygen passes into the capillaries that surround these sac?
Oxygen passes into the capillaries that surround the alveoli. The thin walls of the capillaries make this diffusion easier.
How does carbon dioxide get out of your blood?
Diffusion in the capillaries of the alveoli in the lungs.
Where in the human body is o2 and co2 exchanged?
Human gas-exchange occurs in the lungs. Once air enters the lungs, diffusion of O2 and CO2 occurs in the alveoli.
Where is the site where Gases are exchanged?
Alveoli are site of gas exchange. Actual diffusion of gases occurs at interstitial space between capillaries and alveolar cells.
What is the role of the alveoli in the respite system?
Alveoli exchange Oxygen with blood in capillaries
