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The impuberal testis is under pituitary control The multiplication and differentiation of supporting cells are gonadotropin dependent In lambs the testis weight and the number of supporting cells. - Recognized as a deviation from predictions offered by a strict selection model. . In this case, there are different selective pressures on each SEX.. Sexual Selection . - Recognized as a deviation from predictions offered by a strict selection model.. Chapter . 4. Learning Objectives. External Sex Organs. Internal Sex Organs. Health Problems of the Urogenital System. Male Sex Functions. External Sex Organs. External Sex Organs. External Sex Organs. reproduction involves the fusion of motile (male) and stationary (female) gametes.. Asexual. reproduction involves reproduction of organisms from parts or the whole parent body form. . Advantages and disadvantages of metamorphosis . Manila. HIDDEN. IN PLAIN SIGHT. Jarrett Davis, MA. Glenn Miles, PhD. A feminist and human rights. analysis of trafficking:. Sex industry and its growth is predicated on:. male-centred . ideological assumptions that sex is a male right and entitlement as well as a commodity that should be readily accessible to men;. Child Sexual Exploitation. Rachel Hopper – Regional CSE Implementation Officer. rhopper@solihull.gov.uk . 0121 704 6802. What is CSE?. “sexual exploitation of children and young people under 18 involves exploitative situations, contexts and relationships where young people (or a third person or persons) receive ‘something’ (. Sex Differentiation (1 of 4). Biological sex determined during the prenatal period by genetics. Sex differentiation. Chromosomes trigger formation of the male/female reproductive organs. Leads to the release of sex hormones. . . Julia Bradley. Education Manager/Lead Nurse. Module 10.1:. . Sex and Hormones. Module 10.2:. . . Variations in Sexual . . Behavior. Sexuality. Gender identity. : how we identify sexually and what we call ourselves. Sex differences. In this case, there are different selective pressures on each SEX.. Sexual Selection . - Recognized as a deviation from predictions offered by a strict selection model.. 1. The Basics. Sexual Selection . ). Dr. . . Noori. M . Luaibi. Reproductive and Hormonal Functions of the Male (and Function of the Pineal Gland). The reproductive functions of the male can be divided into three major subdivisions: . MZ.Zamanpour MD. Differentiation . of male . and. . female . external genitalia as proceeding from . a common . embryonic . anlage. Testosterone acts . at 9 . to 13 weeks of gestation to . virilize. This work is licensed under a Creative Commons Attribution 4.0 International This book is also available at Amazon.com, Amazon.co.uk, Amazon.de, Amazon.fr, Amazon.it, Amazon.es, and Kindle stores. To . Dr. . Vikas. . Sachan. Sexual . / M. ating behavior - Innate . Male – Permanent. . sexual receptivity. . . Androgen. - Controls the sexual behavior. . P. romiscuous sexual behavior. . Is coordinated by complex neural reflexes. Using sympathetic and parasympathetic divisions of ANS. Male sexual. arousal. Leads to increase in parasympathetic outflow over pelvic nerves, which leads to .