Mitosis Vs meiosis Spermatogenesis Vs Oogenesis Male and Female reproductive anatomy Hormonal regulation The menstrual cycle Birth control.

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Presentation transcript:

Mitosis Vs meiosis Spermatogenesis Vs Oogenesis Male and Female reproductive anatomy Hormonal regulation The menstrual cycle Birth control

Male reproductive anatomy

Histology of the testicles

Female reproductive anatomy

Mitosis Vs meiosis Spermatogenesis Vs Oogenesis Male and Female reproductive anatomy Hormonal regulation The menstrual cycle Birth control

Spermatogenesis

Fertilization

Oogenesis

7 million 2 million 500,000 0 Number of follicles (Oocytes) Oogenesis

Biosynthesis of sex hormones (summary)

Anatomy of a follicle Theca cells (produce androgens) Granulosa cells (produce estrogens) Follicular antrum Cumulus Oocyte Corona radiata

Anatomy of a follicle

Evolution of a follicle

The polar bodies are eliminated

A real corpus luteum

Mitosis Vs meiosis Spermatogenesis Vs Oogenesis Male and Female reproductive anatomy Hormonal regulation The menstrual cycle Birth control

Mitosis Vs meiosis Spermatogenesis Vs Oogenesis Male and Female reproductive anatomy Hormonal regulation The menstrual cycle Birth control

Mitosis Vs meiosis Spermatogenesis Vs Oogenesis Male and Female reproductive anatomy Hormonal regulation The menstrual cycle Birth control

Estrogen component Progestin component Suppresses FSH No follicle growth-development Alters pattern of GnRH secretion pulses Supresses LH Prevents ovulation Paralizes fallopian tubes Thickens cervical mucus Prevents endometrial thickening

World fertility rates (children per family)