Chapter 16 – Sexual Disorders
Sexual disorders fall into three distinct categories. First, sexual dysfunctions involve
problems in experiencing sexual arousal or in carrying through with a sexual act to the
point of sexual satisfaction. Second paraphilias involve sexual activities that are focused
on non-human objects, children or non-consenting adults, or suffering or humiliation.
Third, gender identity disorder involved belief that one has been born with the body of
the wrong gender.
Sexual dysfunctions: are a set of disorders in which people have trouble engaging in and
enjoying sexual relationships with other people.
The sexual response cycle –
Sexual desire: the urge to engage in any type of sexual activity
Arousal phase: or excitement phase consists of a psychological experience of arousal and
pleasure and the physiological changes known as vasocongestion and myotonia.
Vasocongestion: is the filling of blood vessels and tissues with blood, also known as
Myotonia: is muscular tension.
Orgasm: during arousal phase, many muscles in the body may become more tense,
culminating in the muscular contractions known as orgasm
Plateau phase: during this period, excitement remains at a high but stable level. This
period is pleasurable in itself.
Resolution: following orgasm, the entire musculature of the body relaxes and men and
women tend to experience a state of deep relaxation, this stage is referred to as resolution.
SEXUAL DESIRE DISORDERS
Hypoactive sexual desire disorder: have little desire for sex they do not fantasize about
sex or initiate sexual activity – and this lack of sexual desire causes them marked distress
or interpersonal difficulty
Generalized sexual desire disorder: a person who has had little desire for sexual activity
most of their life
Situational sexual desire disorder: a person who lacks desire ot have sex with their
partner, but has sexual fantasies about other people
Sexual aversion disorder: persistent and extreme aversion to genital sexual contact with
a sexual partner
SEXUAL AROUSAL DISORDERS
Female sexual arousal disorder: in women, recurrent inability to attain or maintain the
swelling-lubrication response of sexual excitement