SexualDifferentiation (1)

Sexualdifferentiation 1

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Unformatted text preview: Becoming a Man/Becoming a Woman Sexual Differentiation Is the prenatal development of physical characteristics of males or females Stages of Sexual Differentiation Stage Chromosomal Gonadal Hormonal Internal Organs External Organs Brain Lateralization (maybe) Assigned Sex Gender Identity Gender Role XY Testes Testosterone Prostate, Vas Deferens, Seminal Vesicles Penis, Scrotum Right Hemisphere Dominant ? It's a boy! I am male. Any of four. Male XX Ovaries Estrogen Uterus, Fallopian Tubes Clitoris, Labia, Vagina Left Hemisphere Dominant ? It's a girl I am female. Any of four. Female Chromosomal Sex Chromosomes contain genetic material that guide the development and growth of the cell. All body cells except the reproductive cells have 46 chromosomes (23 pairs). Chromosomal Sex Chromosomes are usually paired. There are two types of chromosomes: autosomes and sex chromosomes. There are 22 pairs of autosomes (44) and 1 pair of sex chromosomes (2). Chromosomal Sex The reproductive cells (sperm and egg) only have half the number of chromosomes (23) as the other body cells: 22 autosomes and 1 sex chromosome. Chromosomal Sex Th...
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This note was uploaded on 05/03/2010 for the course PSY 220 taught by Professor Ashcraft during the Spring '10 term at Clarion.

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