Immunization against learned helplessness in the cockroach (Periplaneta americana).
Cockroaches exposed to one day of escapable shock prior to three days of inescapable shock did not become helpless on a shuttlebox-escape task. Like dogs and rats, cockroaches are immunized against learned helplessness by prior experience with escapable shock.
Brown
G E
GE
Department of Psychology, University of Tennessee, Martin 38238.
Howe
A R
AR
Jones
T E
TE
D000818:Animals; D004924:Escape Reaction; D006380:Helplessness, Learned; D009042:Motivation; D010526:Periplaneta; D011930:Reaction Time