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What determines whether oxygen and carbon dioxide diffuse into or out of the capillaries of the tissues near alveoli explain?
its the blood which act as a transporter and the concentration of blood determines that oxygen will diffuse faster than carbon dioxide due to its small molecular weight but if diffusion occur in such manner then amount of carbon dioxide will be automatically more. carbon dioxide is a toxic gas and its presence in more amount can causes problems by increasing the PH of blood,but carbon dioxide has an affinity for water. The excess carbon dioxide gets dissolve in water or simply we can say in plasma of blood more than oxygen so its its excrete in lungs and passes from lungs to mouth in atmosphere following bronchioles and bronchi.
What else can I help you with?
Do alveoli have C shaped rings around them?
Alveoli are surrounded by capillaries so that the oxygen can diffuse into the blood and carbon dioxide can diffuse out. I think it depends on the shape of the alveoli to the path of the capillary.
Does carbon dioxide diffuse from the capillaries to the alveoli?
yes while oxygen then diffuses into the blood, and carbon dioxide diffuses out. it's a chain
Do oxygen and carbon dioxide pass through the walls of the trachea?
No, the trachea is a passageway for air to travel to and from the lungs. Oxygen and carbon dioxide are exchanged in the alveoli of the lungs, where they diffuse across the walls of the alveoli and capillaries.
Does the carbon dioxide travels into capillaries alveolar and out of the capillaries at the tissue?
In the alveoli
Where does carbon dioxide diffuse into the blood during the process of respiration?
Carbon dioxide diffuses into the blood in the capillaries surrounding the alveoli in the lungs during the process of respiration.
Which way would O2 and CO2 diffuse during internal respiration?
O2 would diffuse into the cells, and CO2 would diffuse into the systemic capillaries.
What are the small sacs in the lungs where carbon dioxide is exchanged for oxygen?
The humorus
How do capillaries attach to alveoli?
Capillaries attach to alveoli through a network of tiny blood vessels that surround each alveolus, facilitating gas exchange. The walls of capillaries and alveoli are extremely thin, allowing oxygen to diffuse from the alveoli into the blood while carbon dioxide moves from the blood into the alveoli. This close proximity and structural arrangement maximize the efficiency of oxygen and carbon dioxide exchange during respiration. The capillary-alveolar interface is crucial for the proper functioning of the respiratory system.
How are oxygen and carbon dioxide exchanged between the alveoli and the capillaries?
Oxygen diffuses from the alveoli into the capillaries, where it binds to hemoglobin in red blood cells for transport to tissues. Carbon dioxide diffuses from the capillaries into the alveoli and is exhaled from the body.
Do alveoli have very thick walls?
No, alveoli do not have very thick walls. In fact, they have very thin walls composed of a single layer of epithelial cells, which facilitates efficient gas exchange between the air in the alveoli and the blood in the surrounding capillaries. This thin structure allows oxygen to diffuse into the blood and carbon dioxide to diffuse out easily.
What mechanism allows oxygen to move into the alveoli of the long?
Oxygen moves into the alveoli of the lungs through the process of diffusion. This occurs because of the concentration gradient between the oxygen in the alveoli and the carbon dioxide-rich blood in the surrounding capillaries. As oxygen levels are higher in the alveoli than in the blood, oxygen molecules naturally diffuse from the alveoli into the bloodstream, while carbon dioxide moves in the opposite direction. This exchange is facilitated by the thin walls of the alveoli and capillaries, which allow for efficient gas transfer.
Where are oxygen and carbon dioxide exchanged in the lungs?
oxygen and carbon dioxide are exchanged in alveoli (singular alveolus).
