The American Journal of Psychology, Band 25

activity affective ailurophobia animal appear association asynergies auditory imagery average blood blood pressure breathing caffeine cause changes Clark University colors complex consciousness control days curve definite Diff dose dread Elberfeld emotions excitement experience experimental fact factor fatigue fear feeling Felidae function galvanometer given horse impulse individual intensity interval introspective judgments Krall later Leipzig less Malebranche means ment mental method mind motor motor imagery movements muscles nature nervous system nocturnus normal object observer occur organs pain pavor perhaps peristalsis Pfungst phenomena phobias physiological present problem processes psychic psychoanalysis Psychol psychology psychometric functions question reaction recall records relation reported response seems sensation sense shock sleep solving speaking speech Sprachstörungen stimulus strychnine day stuttering syllables symptoms tapping tendency test periods theory thought tion Ueber unpleasant values viscera visual image vocal words