Bio 188 Study Guide Reproduction

Bio 188 Study Guide Reproduction - Bio 188 Study Guide #14...

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Bio 188 Study Guide #14 REPRODUCTION Study Questions 1. What are the major differences between oogenesis and spermatogenesis in humans? Oogenesis is for women, it will last in prophase I for up to 50 years and is ready when the women is born. Spermatogenesis is for males, created very often, goes from diploid to haploid as well as for women 2. Briefly describe the steps in reproduction in humans? Gametogenesis, Mating, then Fertilization 3. Name the glands in the male reproductive tract contributing to semen. Seminal Vesicle, Prostate, Bulbourethral 4. Where in the seminiferous tubule are spermatogonia located? Outer part, within 5. What is the function of Leydig cells? Produce testosterone 6. At what stage of meiosis are primary spermatocytes in? First meiotic division 7. What hormone controls levels of testosterone? Luteinizing hormone/FSH (both controlled by GnRH) 8. At what stage of meiosis are primary oocytes? Prophase I 9. Which hormone stimulates ovulation? What hormones maintain pregnancy? LH/FSH (both controlled by GnRH). Progesterone 10. Describe the changes in hormones that occur during the menstrual (uterine) cycle. A few days before menstruation begins, the anterior pituitary begins to increase its secretion of FSH and LH. In response, some 10-20 follicles begin to mature in the ovaries, and these follicles steadily increase their production of estrogen. After
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Bio 188 Study Guide Reproduction - Bio 188 Study Guide #14...

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