Spontaneous changes in behaviors induced by electrical stimulation of the lateral hypothalamus in rats

N. W. Milgram*, Marshall Devor, Alfred C. Server

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

39 Scopus citations

Abstract

Studied changes in the behaviors induced by hypothalamic stimulation when 20 Long-Evans hooded rats were given repeated testing sessions under constant experimental conditions. Ss which only ate or drank initially, usually did both after sufficient experience. Following the initial changes, the amounts of induced feeding and drinking stabilized, but at levels which differed between electrodes. If a 2nd behavior did not emerge spontaneously, it also did not emerge when the originally dominant stimulus object was removed. Results are interpreted as indicating that hypothalamic stimulation excites functionally specific neural elements, but the function of these elements cannot be immediately inferred from the induced behaviors. (PsycINFO Database Record (c) 2006 APA, all rights reserved).

Original languageEnglish
Pages (from-to)491-499
Number of pages9
JournalJournal of Comparative and Physiological Psychology
Volume75
Issue number3
DOIs
StatePublished - Jun 1971

Keywords

  • current intensity, rat
  • drinking with constancy &
  • electrical stimulation of lateral hypothalamus, feeding &
  • stimulus objects &

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