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Four Phases of Physiological Responses - Masters & Johnson (1966) 1) Excitement 2) Plateau

Four Phases of Physiological Responses - Masters & Johnson (1966) 1) Excitement 2) Plateau 3) Orgasm 4) Resolution ------------------------------------------------------------- Two underlying responses: 1) vasocongestion 2) myotonia. Three female patterns of sexual arousal.

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Four Phases of Physiological Responses - Masters & Johnson (1966) 1) Excitement 2) Plateau

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  1. Four Phases of Physiological Responses - Masters & Johnson (1966) 1) Excitement 2) Plateau 3) Orgasm 4) Resolution ------------------------------------------------------------- Two underlying responses: 1) vasocongestion 2) myotonia

  2. Three female patterns of sexual arousal

  3. Typical male pattern of sexual arousal orgasm plateau excitement

  4. BeforeStimulation

  5. Excitement stage 1

  6. Plateau stage 2

  7. O r g a s m stage 3

  8. Locating the “G-spot”

  9. Brain during orgasm fMIR of Female Brain During Orgasm Oxygen levels in the blood correspond to the activity of different brain regions and are represented here on a spectrum from dark red (lowest) to yellow/white (highest). Almost the entire brain seems to be activated during orgasm.

  10. Two stages of ejaculation:1) emission2) ejaculation proper

  11. R e s o l u t i o n stage 4

  12. Zibergeld & Ellison (1980)Five Component Model 1) Interest or desire 2) Arousal 3) Physiological readiness (vaginal lubrication/swelling & erection) 4) Orgasm 5) Satisfaction (how one evaluates or feels about what has occurred)

  13. Whalen & Roth -Cognitive Model Perception of a sexual stimulus Positive evaluation Arousal Perception of arousal Positive evaluation Sexual behavior Perception of behavior Positive evaluation

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