Measurement of female sexual arousal during exposure to erotic stimuli is complicated and yields conflicting results. To this day, standardized and generally accepted set of erotic-sexual stimuli to measure female sexual arousal does not exist.
Reasons are disproportion between subjectively perceived arousal and objectively measured physiological responses, low reactivity of women to a static image stimuli and large variability in women's subjective preferences. The article offers an overview of the stimuli used in psychophysiological research and evaluates their reliability.