[The use of the need for water as motivation in the conditioning of aged rats].
D000375:Aging; D000818:Animals; D003214:Conditioning, Classical; D003213:Conditioning, Psychological; D009042:Motivation; D051381:Rats; D013894:Thirst; D014867:Water
D014867:Water
AGING; CONDITIONED LEARNING; MOTIVATION; THIRST