BIO 202 FINAL EXAM REVIEW QUESTIONS AND
ANSWERS RATED 100% CORRECT
1. Contraceptive pills mimic the ___________ feedback effect of ___________.:
negative; estrogens and progesterone
2. The urinary bladder is posterior to the uterus. True / False: False
3. Aging and senescence are the same thing. True / False: False
4. In ovulation, after expelling the oocyte the follicle becomes a __________ and
secretes __________.: corpus luteum; estrogen and progesterone
5. An embryo becomes a fetus at the end of _______________ weeks of gestation?:
8
6. Meiosis results in _________ cells.: Haploid
7. Ovulation occurs at approximately what point in the menstrual cycle?: Day 14
8. Muscle strength and mass peaks around age______.: 20
9. The nervous system reaches peak development around age _______.: 30
10. What percentage of sperm cells carry a X chromosome?: 50
11. The hormone which peaks very early in pregnancy, and which can used to
diagnose pregnancy is: human chorionic gonadotropin
12. The product of fertilization is considered an embryo approximately 2 weeks
after fertilization. True / False: True
13. When is meiosis completed in the ovum?: After fertilization
14. Which of the following is the best estimation of the period of gestation in
humans?: 39 weeks
15. 80% of males over age 80 have prostatic hyperplasia. True / False: True
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ANSWERS RATED 100% CORRECT
1. Contraceptive pills mimic the ___________ feedback effect of ___________.:
negative; estrogens and progesterone
2. The urinary bladder is posterior to the uterus. True / False: False
3. Aging and senescence are the same thing. True / False: False
4. In ovulation, after expelling the oocyte the follicle becomes a __________ and
secretes __________.: corpus luteum; estrogen and progesterone
5. An embryo becomes a fetus at the end of _______________ weeks of gestation?:
8
6. Meiosis results in _________ cells.: Haploid
7. Ovulation occurs at approximately what point in the menstrual cycle?: Day 14
8. Muscle strength and mass peaks around age______.: 20
9. The nervous system reaches peak development around age _______.: 30
10. What percentage of sperm cells carry a X chromosome?: 50
11. The hormone which peaks very early in pregnancy, and which can used to
diagnose pregnancy is: human chorionic gonadotropin
12. The product of fertilization is considered an embryo approximately 2 weeks
after fertilization. True / False: True
13. When is meiosis completed in the ovum?: After fertilization
14. Which of the following is the best estimation of the period of gestation in
humans?: 39 weeks
15. 80% of males over age 80 have prostatic hyperplasia. True / False: True
1/4
