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单词 cellular respiration
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cellular respiration
cellular respiration n. (a) the passage of air through the alveoli and small airways of the lung; (also) the sound resulting from this (obsolete); (b) the metabolic process of respiration (respiration n. 5) by which absorbed oxygen is combined with carbon in a cell to form carbon dioxide and generate energy; (also occasionally in early use) the exchange of oxygen and carbon dioxide between a cell and the environment.
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1837 J. Wolff Use Auscultation & Percussion 69 It is a matter of great importance..to ascertain whether the normal cellular respiration can be heard, besides the crepitant rattle.
1892 Louisiana Planter & Sugar Manufacturer 8 Oct. 266/1 It will be of higher interest at the present time to know the quantity of sugar necessary for the cellular respiration away from free air in a given time and at various temperatures.
1899 A. A. Eshner tr. C. Jakob Atlas Methods Clin. Investig. ii. 32 It [sc. the vesicular respiratory murmur] is generated wherever pulmonary alveolar respiration (cellular respiration) takes place.
1958 Amer. Biol. Teacher 20 121/2 In cellular respiration,..the basic pathway for the release of energy is the same in the cells of a great variety of organisms.
2016 D. C. Rizzo Fund. Anat. & Physiol. (ed. 4) ii. 28/2 Blood returning to the lungs is low in oxygen but high in carbon dioxide gas as a result of cellular respiration.
extracted from cellularadj.n.
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