Name: _____________________________________________________________
Chapter 16: Reproductive System
Study Guide
1. By means of arrows and terms, sketch the path of sperm from their point of origin to their release to the outside.NOTE: Please do not begin with the word testes or testicles.
Answer:
2. Describe the structure of a sperm. Relate each part to a particular function.
Answer:
3 Name the endocrine gland that is responsible for maintaining the sex traits. What part of the brain controls this gland?
Answer: A B
4. Name and briefly describe structural parts of the female external genitalia.
Answer:
5. Where do(A) fertilization and(B) implantation occur?
Answer: A B
6. Beginning with with ovaries, name in order the female internal genitalia. Now, give one function for each.
Answer:
A.
B.
C.
7.Name the two major female sex hormones (made in the ovaries) and give their functions ( include both hormones)
Answer:
A.
B.
8. Name the endocrine glands involved in maintaining the sex features of males and the hormones produced by each.
Answer:
9. Where are sperm stored inside the body?
Answer:
10. Which of the following would be true of FSH (follicle-stimulating hormone)
A. is secreted by females and not by males
B. secretion is controlled by gonadotropin-releasing hormone from the hypothalamus
C. stimulates the seminiferous tubules to produce sperm
Answer:
11. Semen is characterized by which of the following? does not contain prostate fluid, does not contain urine, does not contain fructose, does not contain prostaglandins, normally, does not contain sperm
Answer:
12. What is the role of the luteinizing hormone in
A. males? __________________________________________________________
B.females?____________________________________________________
13. Regarding the luteinizing hormone, (A) when is this hormone level highest? (B)What hormone is responsible for this sudden increase, or spike in the level of L H in the blood? (C)What terms are used to describe the relationship between these two hormones that bring about this spike in LH secretion (positive or negative feedback mechanism)?
Answer:
A.
B.
C.
14. What structure is responsible for maintaining the corpus luteum following implantation?
Answer:
15. Regarding number 14, what does this organ secrete?
Answer:
16. After the corpus luteum has become nonfunctional during a pregnancy, What is responsible for maintaining the uterus, or from causing the uterus to breakdown? (B) Name the two hormones that carry out the responsibility mentioned?
Answer:
A. B
17. Which of the following would be characteristic of pregnancy?
A. GnRH is produced at a higher level than before
B. The ovarian and uterine cycles occur more quickly than before.
C. The ovarian and uterine cycles do not occur.
D. The female secondary sex traits are not maintained.
Answer:
18. Select from among the following structures the one (s) that is/are not included in the male reproductive system: scrotum, seminal vesicles, prostate gland, epididymis?
Answer:
19. What is another name for the testes and ovaries?
Answer:
20. Where is the site for the maturation of sperm cells?
Answer:
21. Where are testes housed under normal conditions? What, if any, is a benefit for this location?
Answer:
22. In the human male, what tube is responsible for carrying both sperm and liquid wastes?
Answer:
23. Men experience swelling of this gland, making urination painful or difficult. Identify this gland.
Answer:
24. The enlarged terminal end of the penis is known by what term?
Answer:
25. What is being described: the rupture of a mature follicle and the release of an ovum?
Answer:
26. On the average, what is the length of the female reproductive cycle, assuming that no pregnancy occurs? With this answer, when would ovulation most likely occur?
Answer:
27. Which pairing of the female reproductive structure to its description is correct? A. vulva; external genitalia B. cervix; neck of the uterus C. clitoris; composed of erectile tissue
Answer:
28. Which one of the following is not part of the human female external genitalia: mon pubis, glans clitoris, labium minora, labium majora, or vagina?
Answer:
29. What two hormones influence the development of the female secondary sex features?
Answer:
30. Changes in the endometrium lining of the uterus due to female sex hormones constitute which one of the following? A. estrogen cycle B. follicular cycle C. seminal cycle D. luteal cycle E. uterine cycle?
Answer:
31. Select from among the following, the factor (s) that may contribute to infertility: endometriosis, blocked oviducts, or low sperm count,?
Answer:
32. What is being described: displaced and implanted uterine tissue within the abdominal cavity or elsewhere?
Answer:
33. During regular artificial insemination, where are sperm placed?
Answer:
34. Which of the following best describes how oral contraception works? A. Hormones in the oral contraception delay implantation of the zygote B. Hormones in oral contraception block ovulation. C. Hormones in oral contraception keep the egg from developing. D. FSH and LH in oral contraception cause menstruation and loss of the zygote.
Answer:
35. Select the one best answer: In human females, estrogen and progesterone exert feedback control over which one of the following: anterior pituitary, ovary, uterus, or prostate gland?
Answer:
36 Name the lining of the uterus that is discharged during the menstrual flow phase.
Answer:
37. Label the diagram (12)of the male reproductive system on page 341 of the text.
Answer:
38. Female oral contraceptives prevent pregnancy because of: A. the pill inhibits the release of LH. B. oral contraceptives prevent the release of an egg. C. FSH is not released.
Answer:
39.Select the one best choice: Which contraceptive method is most effective: abstinence, diaphragm, IUD, or Dep0-Provera injection?
Answer:
40. Infertility is often due to which of the following: the male, the female, both, or males and females are equally likely to be the cause of infertility?
Answer:
41. Which of the following could be possible cause(s) of male infertility: high testes temperature, exposure to radiation, production of abnormal sperm, use of psychoactive drugs?
Answer:
42. Which of the following statements is incorrect?
A. Fertilization usually occurs in the oviduct.
B. Development begins before implantation.
C. The placenta produces a hormone.
D. There is usually no menstruation during pregnancy.
Answer:
43. Which one of the following is the primary sex organ of the male and female respectively: scrotum, penis, testis, or prostate, oviduct, vagina, uterus, ovaries?
Answer:
Male: Female: 44. Distinguish the following: Sertoli cells, interstitial cells with regards to structure and function?
Answer:
45. TRUE or FALSE
A. The lifetime of a sperm in the female tract is usually not longer than 48 hours. ______
B. Testosterone is required for sperm production.________
C. The head of a sperm cell contains a nucleus.________
D. Spermatogenesis eventually exhausts the number of spermatogonia._____
Answer:(Place responses in the blanks above).
46. In an uncircumcised male, what does the prepuce cover?
Answer:
47. Menstruation is cause by which of the following: high levels of estrogen and progesterone, low levels of estrogen and progesterone, increasing estrogen and little of no progesterone, or, high levels of LH?
Answer:
48. During which one of the ovarian phases does the secretory phase of the uterine cycle occur?
Answer:
49. During pregnancy, which of the following occur(s): GnRH is produced at a higher level than before, the ovarian and uterine cycles occur more quickly than before, the ovarian and uterine cycles do not occur, or the female secondary sex features are not maintained?
Answer:
50. How do female oral contraceptives prevent pregnancy?
Answer: