Gas exchange is a biological process through which different gases are transferred in opposite directions across a specialized respiratory surface.Gases are constantly required by, and produced as a by-product of, cellular and metabolic reactions, so an efficient system for their exchange is extremely important.as exchange is a biological process through which different gases are transferred in opposite directions across a specialized respiratory surface.
https://en.wikipedia.org/wiki/Gas_exchange
Now, gas exchange in the lungs refers to the movement of oxygen into the blood and carbon dioxide out of the blood. Oxygen and carbon dioxide move across what we call the respiratory surface, and that consists of an alveolar epithelial cell and a pulmonary capillary endothelial cell.his large number of alveoli greatly increases the surface area for gas exchange. Now, the total surface area of alveoli is about 140 square meters or 1,500 square feet. Wow! That's about the size of a tennis court. So if you wonder why we have alveoli, well, now you know.
http://study.com/academy/lesson/gas-exchange-function-of-the-pulmonary-surfactant-nature-of-the-respiratory-surface.html
In summary, gas exchange is the movement of oxygen into the blood and carbon dioxide out of the blood across the respiratory membrane in the lungs. This respiratory surface, also known as the respiratory membrane, includes the alveolar epithelial cells as well as the pulmonary capillary endothelial cells.his large number of alveoli greatly increases the surface area for gas exchange. Now, the total surface area of alveoli is about 140 square meters or 1,500 square feet. Wow! That's about the size of a tennis court. So if you wonder why we have alveoli, well, now you know.
http://study.com/academy/lesson/gas-exchange-function-of-the-pulmonary-surfactant-nature-of-the-respiratory-surface.html
Gas exchange is the process by which oxygen and carbon dioxide (the respiratory gases) move in opposite directions across an organism's respiratory membranes, between the air or water of the external environment and the body fluids of the internal environment.he surface area for gas exchange is correlated with metabolic rate. Endotherms, such as birds and mammals, have a high metabolic rate and a correspondingly high respiratory surface area. Birds have one-way flow through their lungs, enabled by a complex system of air-storing sacs.
http://www.biologyreference.com/Fo-Gr/Gas-Exchange.html
Flatworms and annelids use their outer surfaces as gas exchange surfaces. Earthworms have a series of thin-walled blood vessels known as capillaries. Gas exchange occurs at capillaries located throughout the body as well as those in the respiratory surface.Amphibians use their skin as a respiratory surface. Frogs eliminate carbon dioxide 2.5 times as fast through their skin as they do through their lungs. Eels (a fish) obtain 60% of their oxygen through their skin.Humans exchange only 1% of their carbon dioxide through their skin.mphibians use their skin as a respiratory surface. Frogs eliminate carbon dioxide 2.5 times as fast through their skin as they do through their lungs. Eels (a fish) obtain 60% of their oxygen through their skin. Humans exchange only 1% of their carbon dioxide through their skin.
http://www2.estrellamountain.edu/faculty/farabee/biobk/BioBookRESPSYS.html
The main respiratory surface in humans is the alveoli, which are small air sacs branching off from the bronchioles in the lungs. They are one cell thick and provide a moist and extremely large surface area for gas exchange to occur.as exchange is a biological process through which different gases are transferred in opposite directions across a specialized respiratory surface.
https://en.wikipedia.org/wiki/Gas_exchange
Next. Gas exchange surfaces allow living things to obtain the oxygen they need for respiration. Large organisms need organs for gas exchange, such as gills in fish and lungs in mammals. The parts of the human respiratory system work together to get air into and out of the body.The respiratory system protects itself from disease but there are still diseases of the lungs, including asthma.as exchange surfaces. Most living things need oxygen to release energy from food by respiration. They also need to release waste carbon dioxide (from respiration) into the surroundings. This means that they need a surface which can exchange these gases with the surroundings.
http://www.bbc.co.uk/schools/gcsebitesize/science/triple_ocr_gateway/the_living_body/respiratory_systems/revision/1/
In many animals a blood circulatory system carries gases to and from the gas exchange surface. The gas-carrying capacity of the blood is increased by respiratory pigments, such as haemoglobin. Animals with an internal gas exchange surface ventilate it by passing fresh air or water through their respiratory system.as exchange Gas exchange occurs as a result of respiration, when carbon dioxide is excreted and oxygen taken up, and photosynthesis, when oxygen is excreted and carbon dioxide is taken up.
http://www.rsc.org/Education/Teachers/Resources/cfb/gas.htm
The surface area for gas exchange is correlated with metabolic rate. Endotherms, such as birds and mammals, have a high metabolic rate and a correspondingly high respiratory surface area. Birds have one-way flow through their lungs, enabled by a complex system of air-storing sacs.he surface area for gas exchange is correlated with metabolic rate. Endotherms, such as birds and mammals, have a high metabolic rate and a correspondingly high respiratory surface area. Birds have one-way flow through their lungs, enabled by a complex system of air-storing sacs.
http://www.biologyreference.com/Fo-Gr/Gas-Exchange.html
Gas exchange Gas exchange occurs as a result of respiration, when carbon dioxide is excreted and oxygen taken up, and photosynthesis, when oxygen is excreted and carbon dioxide is taken up.The rate of gas exchange is affected by:as exchange Gas exchange occurs as a result of respiration, when carbon dioxide is excreted and oxygen taken up, and photosynthesis, when oxygen is excreted and carbon dioxide is taken up.
http://www.rsc.org/Education/Teachers/Resources/cfb/gas.htm
why are the respiratory surfaces suited for gas exchanged
Gas exchange is a biological process through which different gases are transferred in opposite directions across a specialized respiratory surface. The respiratory surfaces are suited for gas exchanged because it is a biological process through which different gases are transferred in opposite directions across a specialized respiratory surface.