Matching Pairs VocabOnline version Match the vocab word to the definition by Sydney Gahler 1 Wechsler Adult Intelligence Scale 2 Hindsight Bias 3 Aphasia 4 NREM sleep 5 Flashbulb memory 6 Mental age 7 Skewed Distribution 8 Circadian rhythm A clear memory of an emotionally significant moment or event Representation of scores that lack symmetry around their average value non-rapid eye movement sleep measure of intelligence test performance devised by Binet. The most widely used intelligence test; contains verbal and performance subtests. The biological clock Impairment of language, usually caused by left-hemisphere damage either to the broca's area or to Wernicke's area Tendency to believe, after learning an outcome, that one would have foreseen it.