Human Sexuality Chapter 4

Human Sexuality Chapter 4 - HumanSexuality:Chapter4...

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11/09/11 1 Human Sexuality:  Chapter 4 Sexual Response Cycle Dr. Katherine Helm
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11/09/11 2 Publication of  Human Sexual Response Directly observed sexual activity in the lab women Recorded over 10,000 sexual episodes  leading to orgasm (masturbation; oral-genital  sex; intercourse) photoplethysmorgraph Recorded genital responses and secretions
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11/09/11 3 Sexual Response Cycle 4 Phases:  excitement, plateau, orgasm,  Kaplan’s model – 3 phases:  desire,  excitement, orgasm Models criticized for focusing too much on  genital responses Men’s sexual desire – more so det. By  biological factors (levels of testosterone)
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11/09/11 4 Men’s Sexual Response Cycle  (SRC) 5 phases:  desire, excitement, plateau, orgasm,  resolution Physiological responses have 2 basic purposes:  resulting in involuntary contractions Excitement – 1 st  physiol. Sign = erection; penis b/c  engorged w/blood Vasocon. Response w/in 3 to 8 seconds after stim.  but does not resort in erection right away Excitement – initial phase of the SRC
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11/09/11 5 SRC continued parts of cord) Men w/ cut spinal cords can still get an erection but 
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This note was uploaded on 11/08/2011 for the course PSYCH 262411 taught by Professor Katherinehelm during the Fall '11 term at Lewis University .

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Human Sexuality Chapter 4 - HumanSexuality:Chapter4...

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