BIO 301

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BIO 301

• HUMAN SEXUALITY
• Dr. Gil Brum
• 8-130

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Have you thanked your hypothalamus today?
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Your hypothalamus controls

• PRIMARY SEXUAL STRUCTURES
• Penis, scrotum, testes, etc.
• Vulva, vagina, fallopian tubes, ovaries
• SECONDARY SEXUAL CHARACTERISTICS

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BIOLOGY 301 Human Sexuality

• Accurate, complete information about biology of
  human sexuality
  
• Sexology The systematic study of human sexual
  behavior
  
• Am I Normal?
• The Sexual Continuum
• Non-judgmental
• Tension builds
• Desensitization No Visitors
• We will use data

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BIOLOGY 301 WEB SITE

• www.csupomona.edu/gdbrum/bio301

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A Bio-Psycho-Social Perspective

• Much of sexuality is influenced and shaped by
  popular culture, especially the mass media.
  
• Media depictions of sexuality are meant to
  entertain and exploit, not to inform.
  
• Cybersex and Internet Sex

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Biology of Sex

• Anatomy
• Physiology
• Morphology
• Genetics
• Embryology
• Endocrinology
• Neurology
• etc

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Psychology of Sex

• Emotions
• Libido
• Conditioning via learning reinforcement
• Motivation
• Sex Therapy
• Sexual Addiction

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Sociology of Sex

• Culture Societal Influences
• Media
• Ethnicity
• Group expectations
• Anthropology

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Where did you learn about Sex?

• From your friends
• Graphic and bizarre facts
• Often relate to mechanics of sex
• Often inaccurate
• Sexual Legends
• You cant get pregnant if you have sex standing
  up
  
• You can get pregnant by being in a hot tube with
  guys
  
• If you swallow semen.

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Males Females Similar or Different?
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Erogenous Zones

• PRIMARY EROGENOUS ZONES
• Product of biology
• Density of nerve endings
• SECONDARY EROGENOUS ZONES
• Product of psychology and sociology
• Learned

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PRINCIPLE 1

• Enormous diversity variety
• Broad range of sexual structures functions
• Nothing is 100
• Penis size
• Clitoris size
• Vulva shape and coloration
• Length intensity of orgasm
• Intensity of sexual response

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66 males between 5.5 and 6.5 inches
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PRINCIPLE 2

• Human sexuality is not all biological
• Psycho-Social-Biology
• Multiple Factors All affect sexuality

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PRINCIPLE 3

• Fundamental biological purpose of sex is
• REPRODUCTION

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PRINCIPLE 4

• Despite obvious differences, there are many
  similarities between males and females
  
• 0.8 sec between orgasm contractions
• Structural Homologies Similar structure,
  position and development

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PRINCIPLE 4
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PRINCIPLE 5

• For many, sex is a highly charged topic.
• For some, sex is a taboo topic.
• Everyone has opinions and attitudes.
• Some people have very strong attitudes about
  sex.
  
• Nervous laughter is natural.
• Its OK.

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Next Time-What does sex research say about

• How many women (men) should a guy (women) sleep
  with before settling down?
  
• What part of your body are you the most insecure
  about?
  
• What traits do men and women find the most
  appealing?