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