Abstract
Normally there is a partial pressure (p.p.) of 100 mmHg of oxygen and 40 mmHg of carbon dioxide in the blood. These levels are maintained by negative feedback through operation of stretch receptors in the lungs and trachea, and chemoreceptors in the carotid bodies of the external carotid arteries and in the medulla.
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© 1995 G. W. Stout and N. P. O. Green
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Stout, G.W., Green, N.P.O. (1995). Homeostasis. In: Work Out Biology A Level. Macmillan Work Out Series. Palgrave, London. https://doi.org/10.1007/978-1-349-13844-9_11
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DOI: https://doi.org/10.1007/978-1-349-13844-9_11
Publisher Name: Palgrave, London
Print ISBN: 978-0-333-64376-1
Online ISBN: 978-1-349-13844-9
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