Female Reproductive System, lecture 08

Female Reproductive System, lecture 08 - • Amniotic Sac...

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Female Reproductive System Heather Wurtz
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Produces egg cells, receives the penis and semen during coitus, provides nourishment, protection, and birth of the fetus Birth occurs in all human society interpretation varies across cultures highly ritualized event
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Vulva (External Genitalia) Mons Pubis Labia majora Labia minora Vestibule Clitoris Vestibular glands
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Internal Genitalia The Ovaries Production of egg cells and sex hormones Ligaments: Ovarian, Suspensory Cortex contains follicles
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Follicular Phase 1 - Menstruation 2 - Maturing follicle 3 - Mature follicle 4 - Ovulation 5 - Corpus luteum 6 - Deterioration of corpus luteum Follicle Stimulating Lutienizing Hormone (LH) Mature the egg, release hormones Follicle bursts, releasing the egg
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Uterine (Fallopian) Tubes: Smooth muscle, Cilia Ampulla Infidibulum Fimbriae
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Luteal Phase Corpus Luteum: temporary endocrine gland Production of Progesterone and Estrogen Prepares uterus for implantation
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Uterus
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Uterus and Vagina
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Pregnancy
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Unformatted text preview: • Amniotic Sac- fluid filled, membranous sac • Protection and nourishment Placenta • Highly Vascular • Requires 10% of maternal blood flow Term Pregnancy: 40 Weeks Labor and Delivery • Initiation of labor • Softening of cervix (Relaxin) • Descent of the fetus • “Breaking the Water” • Artificial induction Birth ( dar a luz ) • Positive Feedback System • Oxytocin • Relaxin • Birthing position Vertical Birth in Peru Salas del parto (Ayacucho) Cesarean Deliveries • Cesarean section (CS): surgical delivery of the fetus • Most common surgical procedure (USA) • CS Rates in the USA: 30% (1/4 of birthing women) • 1970= Rates were 5% • WHO Recommendations • Infant and maternal mortality rates in the USA • Associated risks Why increased CS rates? • Breech births • Fetal Heart Monitors • Liability • Convenience, cosmetics • Trivialization of major surgical process Be informed! Pregnancy is not an illness!...
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This note was uploaded on 04/27/2009 for the course BIOL 240 taught by Professor Mcleod during the Spring '08 term at Kansas.

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Female Reproductive System, lecture 08 - • Amniotic Sac...

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