PSYCH 243 Lecture Notes - Lecture 23: Hypothalamus, Ejaculation, Menarche
Document Summary
Psych 243 lecture 23 physical differences between males and females. Sex: our reproductive ability: male, female, and intersex. Gender: our psychosocial aspects of attitudes, behaviors, and feelings: not all cultures see gender the same way. Genetics: our biological programming: female (xx), male (xy), other combinations. Anatomy: our physical body structure: originally identical, then differentiating, changes caused by our genetics and hormones, sometimes intersex develops. Can have surgery to become male or female. Estrogen class (female): mainly in uterus and ovaries, secondary in adrenal glands. Androgen glands (male): mainly in testes, secondary in adrenal glands. Complemental sex hormones: in adrenal glands of both males and females: we all have the male and female sex hormones (different concentrations depending on gender) Puberty: stage of reproduction maturation: sexual dimorphism: bodily shape changes. Males are larger, taller, more muscular: female menarche: onset of monthly bleeding, male nocturnal emission: onset of semen ejaculation, growth spurt: increase in height and weight.
