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Chapter 18 Preview • Key Terms • Key Ideas • Graphics • Critical Thinking Chapter Review Chapter 18 Chapter Review Using Key Terms 1. _______ are sex cells that are produced by the male reproductive organs called the testes and that are need to fertilize an egg. Chapter 18 Chapter Review Using Key Terms 1. Sperm are sex cells that are produced by the male reproductive organs called the testes and that are need to fertilize an egg. Chapter 18 Chapter Review Using Key Terms 2. The healthcare provided for a woman during her pregnancy called ____________. Chapter 18 Chapter Review Using Key Terms 2. The healthcare provided for a woman during her pregnancy called prenatal care. Chapter 18 Chapter Review Using Key Terms 3. The ___________ is a blood vessel-rich organ that forms in a mother’s uterus and that provides nutrients and oxygen to and removes the wastes from a developing human. Chapter 18 Chapter Review Using Key Terms 3. The placenta is a blood vessel-rich organ that forms in a mother’s uterus and that provides nutrients and oxygen to and removes the wastes from a developing human. Chapter 18 Chapter Review Understanding Key Ideas 4. Where is sperm produced in the male body? A. testes B. seminal vesicles C. vas deferens D. prostate Chapter 18 Chapter Review Understanding Key Ideas 4. Where is sperm produced in the male body? A. testes B. seminal vesicles C. vas deferens D. prostate Chapter 18 Chapter Review Understanding Key Ideas 5. Which of the following is most likely to occur in older males? A. prostate cancer B. testicular cancer C. undescended testes D. inguinal hernia Chapter 18 Chapter Review Understanding Key Ideas 5. Which of the following is most likely to occur in older males? A. prostate cancer B. testicular cancer C. undescended testes D. inguinal hernia Chapter 18 Chapter Review Understanding Key Ideas 6. Wearing a protective cup when playing sports can help prevent A. jock itch. B. testicular cancer. C. cystitis. D. testicular injury. Chapter 18 Chapter Review Understanding Key Ideas 6. Wearing a protective cup when playing sports can help prevent A. jock itch. B. testicular cancer. C. cystitis. D. testicular injury. Chapter 18 Chapter Review Understanding Key Ideas 7. Which of the following problems may be due to the entry of bacteria into the urinary bladder? A. cystitis B. breast cancer C. menstrual cramps D. endometriosis Chapter 18 Chapter Review Understanding Key Ideas 7. Which of the following problems may be due to the entry of bacteria into the urinary bladder? A. cystitis B. breast cancer C. menstrual cramps D. endometriosis Chapter 18 Chapter Review Understanding Graphics 8. On what day of the menstrual cycle is the progesterone level the highest? Chapter 18 Chapter Review Understanding Graphics 8. On what day of the menstrual cycle is the progesterone level the highest? Approximately Day 23 Chapter 18 Chapter Review Understanding Graphics 9. Which hormones peak prior to ovulation? Chapter 18 Chapter Review Understanding Graphics 9. Which hormones peak prior to ovulation? Estrogen and luteinizing hormone Chapter 18 Chapter Review Critical Thinking 10. Why do you think estrogen and progesterone levels decrease toward the end of the menstrual cycle? Chapter 18 Chapter Review Critical Thinking 10. Why do you think estrogen and progesterone levels decrease toward the end of the menstrual cycle? If fertilization does not occur, estrogen and progesterone levels quickly decline. This occurs because these hormones are no longer needed to support the uterine lining.