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Why does human lungs need thin permeable walls?
To allow for gas exchange, i.e. oxygen and carbon dioxide.
Are the lungs where walls are made of a single layer of cells forming semi permeable membrane?
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Why do the walls of the capillaries and aveoli need to be thin?
The walls of alveoli are thin to allow the exchange of gases (Co2 and O2) between blood capillaries and the aveoli in the lungs.
Which blood vessel is permeable?
Only capillaries have permeable walls; veins and arteries are not permeable.
Do the pulmonary vein have thin walls?
Yes, pulmonary veins have relatively thin walls compared to other blood vessels, such as arteries. This is because they carry oxygen-rich blood from the lungs to the heart under lower pressure. The thin walls allow for easier expansion and contraction as blood flows through them.
Are cell walls and cell membranes selectively permeable?
Cell membranes are selectively permeable while cell walls are semi-selectively permeable. Keep in mind that only low level organisms, like plants, have cell walls.
What has thin walls moist surface and good blood supply?
The alveoli in the lungs have thin walls, moist surfaces, and a rich blood supply. This anatomy helps facilitate the exchange of oxygen and carbon dioxide during the process of respiration.
What are the hollow spheres of cells within the lungs where oxygen and carbon dioxide are exchanged?
The alveoli are the hollow spheres of cells within the lungs where oxygen and carbon dioxide are exchanged. They are thin-walled, and closely associated with the thin-walled capillaries that surround them. Oxygen and carbon dioxide diffuse across these thin walls to move from the blood to the lungs.
What are thin-walled sacs in the lungs?
the thin-walled sacs in the lungs are the alveoli. they are tiny are sacks in your lungs.
What are thin-walled sacs in the lungs are?
the thin-walled sacs in the lungs are the alveoli. they are tiny are sacks in your lungs.
What are thin-walled sac in the lungs?
the thin-walled sacs in the lungs are the alveoli. they are tiny are sacks in your lungs.
What is the thin barrier that allows for the efficient exchange of gases between the lungs and the blood called?
The thin barrier that allows for the efficient exchange of gases between the lungs and the blood is called the respiratory membrane. It consists of the alveolar walls, capillary walls, and their basement membranes. This structure is essential for the diffusion of oxygen and carbon dioxide during respiration.
