The sensory stimulus does not have to be a visual one, though. Reaction time can be measured as a response to other sensory stimuli, too, such as a sound or a touch. In fact, reaction times to sound have been shown to be faster, on average, than reaction times to visual stimuli.eaction time can be measured as a response to other sensory stimuli, too, such as a sound or a touch. In fact, reaction times to sound have been shown to be faster, on average, than reaction times to visual stimuli.
Body Dysmorphic Disorder. Body dysmorphic disorder (BDD) is a distinct mental disorder in which a person is preoccupied with an imagined physical defect or a minor defect that others often cannot see.
BDD by proxy. Body Dysmorphic Disorder (BDD) is characterised by a preoccupation with one or more perceived defects or flaws in appearance, which is unnoticeable to others.Sometimes the flaw is noticeable but is a normal variation (e.g. male pattern baldness) or is not as prominent as the sufferer believes.DD by proxy. Body Dysmorphic Disorder (BDD) is characterised by a preoccupation with one or more perceived defects or flaws in appearance, which is unnoticeable to others.