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Images Chap13hahn8e

  1. 1. Chapter Thirteen Understanding Sexuality
  2. 2. Biological Basis of Human Sexuality <ul><li>Genetic basis: at conception (xx=female, xy=male) </li></ul><ul><li>Gonadal basis: at 7 th week, males develop testes; 12 th week, females develop ovaries </li></ul><ul><li>Structural development: male/female structures determined by presence or absence of male hormones </li></ul>
  3. 3. Biological Basis of Human Sexuality (cont’d) <ul><li>Childhood years: latent stage for development </li></ul><ul><li>Puberty: gradual maturation process for young girls and boys; menarche in females; males develop 2 years later (nocturnal emission) </li></ul>
  4. 4. Psychosocial Basis of Human Sexuality <ul><li>Gender identity: at 18 th month </li></ul><ul><li>Gender preference: pre-school stage of developing “insight” of how we act </li></ul><ul><li>Gender adoption: learning adult behaviors </li></ul><ul><li>Gender identification : forming an identity </li></ul>Androgyny is the blending of masculine/feminine qualities
  5. 5. Our Sexuality Development
  6. 6. Gender Identity Issues <ul><li>Transsexualism – sexual variation in which a person rejects his or her biological sexuality </li></ul><ul><li>Transvestitism – atypical behavior in which a person derives sexual pleasure dressing in the opposite gender’s clothes </li></ul>
  7. 7. Male Reproductive System
  8. 8. Female Reproductive System
  9. 9. Menstrual Cycle Figure 13-4
  10. 10. Identify 3 Phases of the Menstrual Cycle <ul><li>Menstrual (lasts one week) </li></ul><ul><li>Proliferative phase (lasts 1 week) </li></ul><ul><li>Secretory phase (lasts 2 weeks) </li></ul>
  11. 11. Menstrual Concerns <ul><li>PMS </li></ul><ul><li>Fibrocystic breast condition </li></ul><ul><li>Menopause </li></ul>
  12. 12. Human Sexual Response Pattern <ul><li>4 stages </li></ul><ul><ul><li>Excitement </li></ul></ul><ul><ul><li>Plateau </li></ul></ul><ul><ul><li>Orgasmic </li></ul></ul><ul><ul><li>Resolution </li></ul></ul>(Masters & Johnson)
  13. 13. Human Sexual Response Pattern
  14. 14. Human Sexual Response Pattern
  15. 15. Differences Between Men and Women in the Sexual Response Pattern <ul><li>Men are not multi orgasmic </li></ul><ul><li>Men reach orgasm quicker during coitus </li></ul><ul><li>Women are multi orgasmic </li></ul><ul><li>Women reach orgasm as quickly as men during masturbation </li></ul>
  16. 16. Patterns of Sexual Behavior <ul><li>Celibacy (avoidance of sexual intimacy) </li></ul><ul><li>Masturbation (self-stimulation of one’s genitals) </li></ul><ul><li>Erotic dreams/fantasy (used to increase sexual excitement) </li></ul><ul><li>Shared touching (erogenous zones) </li></ul><ul><li>Genital contact (foreplay) </li></ul><ul><li>Oral-genital stimulation (fellatio/cunnilingus) </li></ul><ul><li>Coitus (intercourse) </li></ul><ul><li>Anal sex (sodomy) </li></ul>
  17. 17. Aging and Sexuality <ul><li>Sexual activity declines with age, but a significant population of older adults remain active </li></ul><ul><li>Changes in women </li></ul><ul><ul><li>Decreased vaginal lubrication, decrease in orgasmic contractions </li></ul></ul><ul><li>Changes in men </li></ul><ul><ul><li>Erection process is prolonged, decreased orgasmic contractions, ejaculations decrease </li></ul></ul>
  18. 18. Sexual Orientation <ul><li>Homosexuality: sexual attraction to same gender </li></ul><ul><li>Heterosexuality: sexual attraction to opposite gender </li></ul><ul><li>Bisexuality: sexual attraction to both genders </li></ul>
  19. 19. Lifestyles and Relationships <ul><li>Love </li></ul><ul><li>Intimacy </li></ul><ul><li>Singlehood </li></ul><ul><li>Cohabitation </li></ul><ul><li>Gay and Lesbian Partnerships </li></ul><ul><li>Marriage </li></ul><ul><li>Divorce </li></ul><ul><li>Single Parenthood </li></ul>
  20. 20. Recognizing Unhealthy Relationships <ul><li>Abusive behavior (emotional/physical) </li></ul><ul><li>Excessive jealousy </li></ul><ul><li>Controlling behavior </li></ul><ul><li>Dishonesty </li></ul><ul><li>Lack of patience </li></ul><ul><li>Drug abuse </li></ul>
  21. 21. Chapter Thirteen Understanding Sexuality