![](/files/02/66/56/f026656/public/2ef551086588a968abff1b9f23537cb8.gif) | Progesterone. See Sex (sex steroid) hormones
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![](/files/02/66/56/f026656/public/2ef551086588a968abff1b9f23537cb8.gif) | Prolactin. See Hormones Promiscuity, 68, 326-27, 347, 348
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![](/files/02/66/56/f026656/public/2ef551086588a968abff1b9f23537cb8.gif) | ale-female discrepancies, 328
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![](/files/02/66/56/f026656/public/2ef551086588a968abff1b9f23537cb8.gif) | and menstrual bleeding, 104, 105
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![](/files/02/66/56/f026656/public/2ef551086588a968abff1b9f23537cb8.gif) | and partible paternity, 349-51
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![](/files/02/66/56/f026656/public/2ef551086588a968abff1b9f23537cb8.gif) | See also Sex drive
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![](/files/02/66/56/f026656/public/2ef551086588a968abff1b9f23537cb8.gif) | Prostaglandins, uterine production of, 110-11, 121
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![](/files/02/66/56/f026656/public/2ef551086588a968abff1b9f23537cb8.gif) | Prozac, 178, 260, 261, 262
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![](/files/02/66/56/f026656/public/2ef551086588a968abff1b9f23537cb8.gif) | Psychology of the Female Body, The (Ussher), 48-49
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![](/files/02/66/56/f026656/public/2ef551086588a968abff1b9f23537cb8.gif) | Pubic hair, 32, 49, 51, 137, 165
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![](/files/02/66/56/f026656/public/2ef551086588a968abff1b9f23537cb8.gif) | Pubic symphysis, 49, 59
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![](/files/02/66/56/f026656/public/2ef551086588a968abff1b9f23537cb8.gif) | Quaaludes, 71
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![](/files/02/66/56/f026656/public/2ef551086588a968abff1b9f23537cb8.gif) | Quarterly Review of Biology , 101
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