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1. Ovaries Ovarian tissues are subdivided:
Inner medulla Outer ______ Ovarian cortex appears granular due to tiny masses of cells called ovarian follicles (19).
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Ovaries, continued….. Primordial(???) follicles: Form before birth
Found in outer region of cortex Each contains a SINGLE primary oocyte, surrounded by follicular cells (specialized epithelial cells) No new primary follicles are formed during life. Millions of oocytes at birth; 400,00 at puberty; released during reproductive years
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Oogenesis: The process of egg cell formation
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Follicular Maturation
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Ovulation The process of releasing a secondary oocyte (18) and its associated polar body from the ovary
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Female Internal Accessory Organs
Uterine tubes Uterus Vagina
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2. Uterine Tubes Opens near the ovaries and travels medially into the uterus Infundibulum (16): the funnel-shaped end of the uterine tube at the ovary Fimbriae (3): finger-like projections at the end of the infundibulum
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Uterine Tubes, continued…..
Oocytes are moved into and along the tubes by: Ciliated epithelial cells Peristaltic contractions Fertilization occurs in the uterine tubes, and the oocyte becomes an egg (ovum)
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