PROBLEM CHAMBER FOR MEASUREMENT OF INDIVIDUAL LEVEL OF COGNITIVE ABILITY OF RATS Russian patent published in 2011 - IPC A61B5/16 G09B23/28 

FIELD: medicine.

SUBSTANCE: invention relates to experimental physiology and is intended for measurement of individual level of cognitive abilities of laboratory animals. Problem chamber consists of two modules. Upper module is made in form of truncated hexagonal pyramid from organic glass with six outlet canals, covered with sloping hinged doors with magnets, reeds, photodiodes above each chamber door, which are switched on at purposeful pushes of sloping door inside by head or paws of tested rat during exit or attempt to open blocked door, with buzzer of sound conventional stimulus supply. Lower module represents electrode floor for aversive electric stimulation of animal's paws.

EFFECT: invention ensures increased accuracy of estimation of individual level of cognitive abilities in process of motivated by problem situation search for exit from the chamber.

4 dwg