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