Search results
Results from the WOW.Com Content Network
The needs of the body's blood oxygen may fluctuate such as during exercise when more oxygen is required [5] or when living at higher altitudes. A blood cell is said to be "saturated" when carrying a normal amount of oxygen. [6] Both too high and too low levels can have adverse effects on the body. [7]
Exercise. Whilst modest activity and exercise improves ventilation-perfusion matching, [19] hypoxemia may develop during intense exercise as a result of preexisting lung diseases. [20] During exercise, almost half of the hypoxemia is due to diffusion limitations (again, on average). [21] Aging. An increasingly poor match between ventilation and ...
Excess post-exercise oxygen consumption (EPOC, informally called afterburn) is a measurably increased rate of oxygen intake following strenuous activity.In historical contexts the term "oxygen debt" was popularized to explain or perhaps attempt to quantify anaerobic energy expenditure, particularly as regards lactic acid/lactate metabolism; [1] in fact, the term "oxygen debt" is still widely ...
Factors that move the oxygen dissociation curve to the right are those physiological states where tissues need more oxygen. For example, during exercise, muscles have a higher metabolic rate, and consequently need more oxygen, produce more carbon dioxide and lactic acid, and their temperature rises.
Hypoxia is a condition in which the body or a region of the body is deprived of adequate oxygen supply at the tissue level. [1] Hypoxia may be classified as either generalized, affecting the whole body, or local, affecting a region of the body. [2]
An extra 20 minutes of physical activity a day may lower your risk for future hospitalization for a broad range of medical conditions, a new study finds.
A pulse oximeter probe applied to a person's finger. A pulse oximeter is a medical device that indirectly monitors the oxygen saturation of a patient's blood (as opposed to measuring oxygen saturation directly through a blood sample) and changes in blood volume in the skin, producing a photoplethysmogram that may be further processed into other measurements. [4]
The loss of accuracy during more intense anaerobic exercise is among others due to factors including the bicarbonate buffer system. The body tries to compensate for the accumulation of lactate and minimize the acidification of the blood by expelling more CO 2 through the respiratory system. [5] The RER can exceed 1.0 during intense exercise.