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Diffusion causes gas exchange as it moves the oxygen to where its needed and the carbon dioxide moved out.
Diffusion occurs when molecules move from an area of high concentration (of molecule) to an area of low concentration. This occurs during gaseous exchange as the blood in the capillaries surrounding the alveoli has a lower oxygen concentration of Oxygen than the air in the alveoli which has just been inhaled. Both alveoli and capillaries have walls which are only one cell thick and allow gases to diffuse across them. The same happens with Carbon Dioxide (CO2). The blood in the surrounding capillaries has a higher concentration of CO2 than the inspired air due to it being a waste product of energy production. Therefore CO2 diffuses the other way, from the capillaries, into the alveoli where it can then be exhaled.
What else can I help you with?
Where gas exchange happens in the lungs?
Gas exchange happens in the capillaries. Oxygen is replaced with Carbon Dioxide which is transported from the heart.
What happens at the respiratory membrane?
gas exchange
What happens at the tissue level for gas exchange?
it will be exhaling.
What happens as blood passes each cell?
Gas exchange.
What happens in the alveoli in the process of gas exchange.?
Alveoli- these are the small sac-like structures where gas exchange occurs with the blood. Its creates an ideal site for gas exchange between the air in the lungs and the blood in the capillaries.
Which is the main gas humans exhale?
Carbon dioxide (CO2). It is exchanged with Oxygen (O), which is inhaled. This exchange is called the Gas Exchange and it happens in the Aveolus.
What happens if the surface area of the respiratory membrane decrease in gas exchange?
A decrease in the surface area of the respiratory membrane will result in a decrease in gas exchange.
Is gas exchanged in the pleura?
Gas exchange does not occur in the pleura. The pleura is a membrane that lines the outside of the lungs and inside of the chest cavity. Gas exchange, where oxygen is taken in and carbon dioxide is removed, happens in the alveoli of the lungs.
What happens in the air sacs of the lungs?
The gas exchange between carbon dioxide and oxygen occurs.
What happens to each layer of your respiratory system as you breathe?
To give you a very basic answer: gas exchange
Why do we called lungs as the main organ in respiratory system?
Because that is where the primary gas exchange happens.
What happens to gas exchange during normal respiration?
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