Effect of aging on regional cerebral blood flow responses associated with osmotic thirst and its satiation by water drinking: A PET study

Levels of thirst and ad libitum drinking decrease with advancing age, making older people vulnerable to dehydration. This study investigated age-related changes in brain responses to thirst and drinking in healthy men. Thirst was induced with hypertonic infusions (3.1 ml/kg 0.51M NaCl) in young (Y)...

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Veröffentlicht in:	Proceedings of the National Academy of Sciences - PNAS 2008-01, Vol.105 (1), p.382-387
Hauptverfasser:	Farrell, M.J, Zamarripa, F, Shade, R, Phillips, P.A, McKinley, M, Fox, P.T, Blair-West, J, Denton, D.A, Egan, G.F
Format:	Artikel
Sprache:	eng
Schlagworte:	Adult Age Factors Age groups Aged Aging Biological Sciences Blood Blood flow Blood plasma Brain Brain - anatomy & histology Brain - pathology Cerebrovascular Circulation Correlation analysis Dehydration Drinking Drinking water Effects Humans Male Medical research Middle Aged Models, Anatomic Older adults Osmosis Positron emission tomography Positron-Emission Tomography - methods Regional Blood Flow Satiation Stomach Studies Thirst Tomography Water
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