what is the relation between respiration and ventilation?
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Ventilation is the movement of a volume of gas into and out of the lungs. Respiration is the exchange of oxygen and carbon dioxide across a membrane either in the lungs or at the cellular level.
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The lungs bring oxygen into the body when breathing in and send carbon dioxide out of the body when breathing out. Carbon dioxide is a waste gas produced by the cells of the body. The process of breathing in is called inhalation. The process of breathing out is called exhalation.
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Gas exchange is the intake of oxygen and the excretion of carbon dioxide at the lung surface. Oxygen moves into the blood and carbon dioxide moves out of the blood. Cell respiration is the process that releases energy from the food. ... They must be kept out of the delicate lung tissue.
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What is the respiration rate? The respiration rate is the number of breaths a person takes per minute. The rate is usually measured when a person is at rest and simply involves counting the number of breaths for one minute by counting how many times the chest rises.
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(We breathe because oxygen is needed to burn the fuel [sugars and fatty acids] in our cells to produce energy.) What happens in the process of respiration? (Oxygen is brought into the lungs via breathing, where it is transported by red blood cells to the entire body to be used to produce energy.
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Gas exchange: The primary function of the lungs involving the transfer of oxygen from inhaled air into the blood and the transfer of carbon dioxide from the blood into the exhaled air.
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Cellular respiration is not the same thing as breathing, but they are closely related. When you breathe in, you take in the When you breathe in, you take in the oxygen your cells need for cellular respiration. When you breathe out, you get rid of the carbon dioxide that your cells produce during cellular respiration.
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The relationship between gas pressure and volume helps to explain the mechanics of breathing. Boyle's Law is the gas law which states that in a closed space, pressure and volume are inversely related. As volume decreases, pressure increases and vice versa.
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External respiration is the exchange of gases with the external environment, and occurs in the alveoli of the lungs. Internal respiration is the exchange of gases with the internal environment, and occurs in the tissues.
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Cellular respiration is the metabolic process in which cells obtain energy, usually by “burning” glucose in the presence of oxygen. ... Respiration by the respiratory system supplies the oxygen needed by cells for aerobic cellular respiration and removes the carbon dioxide produced by cells during cellular respiration.
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What is the difference between cellular respiration and breathing? Cellular respiration is the breakdown of food and breathing is releasing of oxygen.
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Pulmonary ventilation is the movement of air into and out of the lungs (breathing). External respiration is the exchange of O2 (loading) and CO2 (unloading) between blood and alveoli (air sacs). ... Internal respiration is gas exchange between blood and tissue cells.
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Ventilation is the process that moves air into and out of the alveoli, and perfusion affects the flow of blood in the capillaries. ... External respiration refers to gas exchange that occurs in the alveoli, whereas internal respiration refers to gas exchange that occurs in the tissue.
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As stated above, breathing is the physical process of exchanging gases between the cells and the environment. The mechanism of breathing involves various respiratory structures such as the windpipe, lungs, and nose. Respiration, on the other hand, is a chemical process that takes place in the cell.
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Ventilation (V) refers to the flow of air into and out of the alveoli, while perfusion (Q) refers to the flow of blood to alveolar capillaries. Individual alveoli have variable degrees of ventilation and perfusion in different regions of the heart.
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External Respiration: External respiration refers to the gas exchange across the respiratory membrane of lungs. Internal Respiration: Oxygen diffuses out from the blood into tissue during internal respiration.
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The human respiratory system is a series of organs responsible for taking in oxygen and expelling carbon dioxide. The primary organs of the respiratory system are the lungs, which carry out this exchange of gases as we breathe.