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Published byBonnie Wilkinson Modified over 8 years ago
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Chapter 46 and 47
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Asexual Reproduction Fission Fragmentation and regeneration Budding Parthenogenesis
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Sexual Reproduction Hermaphroditism – continual Hermaphroditism - sequential
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Animal Reproduction, continued Fertilization: internal vs. external Environmental vs. courtship Oviparous vs. viviparous Monotreme, marsupial, & eutherian mammals Role of pheromones
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The Female Reproductive System
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Oogenesis Controlled by gonadotrophic hormones: FSH LH Estrogen Progesterone
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Types of Ovulation Reflexogenic Ovulators Periodic Ovulators Short Periodic Ovulators
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Male Reproductive System
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Spermatogenesis In seminiferous tubules FSH stimulates Sertoli cells LH stimulates Leydig cells
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Fertilization (Fallopian Tubes)
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Blocks to Polyspermy Fast block – Change in polarization Slow block – Signal transduction pathway
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The Gray Crescent
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Cleavage - Morula
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Blastula Inner mass = future embryo Trophoblast = future placenta, secretes HCG
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Gastrulation Protostomes vs. deuterostomes Dorsal lip of the blastopore
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Fate Mapping
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Germ Layers & Organogenesis
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The Primitive Streak
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Apical Ectodermal Ridge (AER)
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Zone of Polarizing Activity (ZPA)
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The First Trimester
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The Second Trimester
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The Third Trimester
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Labor & Delivery
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