YERKES, ROBERT MEARNS (1876- 1956)

During his years as a graduate student at Harvard, Yerkes shifted from an early interest in medicine to research on the evolution of behavior...

YERKES-DODSON LAW

a law postulating that the association between drive and action can be signified by an inverted U-curve .

YERKISH

noun. a language composed of geometric shapes which has been taught to non-human primates in analyses of language learning and usage. There has been...

YES-NO JUDGMENT TASK

with regard to psychophysics, a signal detection job wherein involved parties undergo a sequence of trials wherein they must judge the existence or...

YIN AND YANG

with regard to Chinese philosophy, the two converse, but complementary aspects of the basic standards overseeing the world. Initially, the words referenced the shady...

Y-LINKED INHERITANCE

a type of sex-connected inheritance wherein a recessive trait is genetically transposed through a sole gene on the y chromosome.

YOHIMBINE

a stimulus alkaloid stemming from the bark of the African tree Pausinystalia yoliimbe and from Rauwolfia serpentina root. It serves as an antagonist at...

YOKED CONTROL

an experimental process modeled to guarantee that stimulant displays happening within the same pattern with regard to time or actions.

YOKED-CONTROL GROUP

research subjects in a control group who are subject to some of the same encounters as subjects in the experimental group, but not inclusive...

YOUNGBERG V ROMEO

the original lawsuit which grew from the Pennhurst consent decree. With regard to this action, the United States Supreme Court posited that individuals with...

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