[Solved] Consumers must comprehend marketing messages in order to learn the intended value of a product. Erotic Wishes: Desires or fantasies relating to sexual love or attraction. Neural Activity: The electrical and chemical processes that occur within the nervous system, allowing neurons to communicate. Freud: Sigmund Freud is known for founding psychoanalysis, a method for treating psychopathology through dialogue between a patient and a psychoanalyst. Sleep Apnea: A sleep disorder characterized by temporary cessations of breathing during sleep and repeated momentary awakenings.