[Solved] An infection that follows another infection that has lowered the host's resistance is called a(n)_________________________________. Pornographic Video: Visual material intended to stimulate erotic rather than aesthetic feelings, featuring explicit sexual content. Oedipus Complex: The Oedipus Complex is a psychoanalytic theory by Freud involving a child's unconscious desire for the opposite-sex parent and jealousy toward the same-sex parent. Oral Fixation: A concept in Freudian psychology referring to an obsession with oral activities such as eating, drinking, or smoking, often stemming from unmet needs during the oral stage of development. Reaction Formation: A psychological defense mechanism where an individual unconsciously replaces their true, anxiety-producing feelings with their opposite.