Answered: Hormonal contraceptives (a) prevent…

Hormonal contraceptives (a) prevent ovulation (b) decrease estrogen concentration in the blood (c) are not as effective as barrier methods of contraception (d) decrease risk of STIs (e) a and b only

Biology (MindTap Course List)

11th Edition

ISBN:9781337392938

Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg

Publisher:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg

Chapter50: Reproduction

Section: Chapter Questions

Problem 7TYU

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Hormonal contraceptives (a) prevent ovulation (b) decrease estrogen concentration in the blood (c) are not as effective as barrier methods of contraception (d) decrease risk of STIs (e) a and b only

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Distinguish the structures of the female reproductive system that (a) produce the egg, (b) transport the egg, (c) house a developing embryo, and (d) serve as the birth canal.
Birth control pills commonly provide excess progesterone that serves to inhibit (suppress) the actions of FSH and LH through a negative feedback loop. Given the role these hormones (FSH and LH) play, how could this feedback loop prevent a woman from becoming pregnant?
1. How is the reproductive system designed to perform its functions? 2. How do the parts (each part) of the reproductive system work together? 3. Why is it advantageous that the testes are located outside the abdominal cavity? 4. Trace the pathway of sperm from the testis to outside the body 5. Explain the presence of numerous mitochondria in the sperm 6. What adaptations do sperm posess for fertilozation? 7. How is the uterus structurally adapted for holding a developing baby? 8. What happens when the egg is not fertilized?
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Based on the schematic below, illustrating the control of the hypothalamus and the pituitary gland by the ovarian hormones, how would you design a hormonal female contraceptive that keeps secretion of FSH and LH low in order to prevent ovulation?
Test Your Understanding 15 SCIENCE, TECHNOLOGY, AND SOCIETY Why do you think that a variety of effective methods of male contraception have not yet been developed? If you were a researcher, what are some approaches you might take to develop a method of male contraception?
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