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UTA A&P II CH. 28 REPRODUCTIVE
SYSTEM 2026 ACTUAL QUESTIONS
WITH VERIFIED ANSWERS.
1. What hormone initiates development of primordial follicles
into primary follicles (female)? - correct answer-FSH
2. When primordial follicles develop into primary follicles, 1
primary follicle usually dominates and secretes what
hormone? - correct answer-estrogen
3. During what phase do the endometrium thicken and glands
develop in the uterus? - correct answer-proliferative phase
4. What causes and LH spike which causes ovulation during
the follicular/proliferative phases? - correct answer-estrogen
5. High levels of what hormone trigger ovulation ending the
follicular phase? - correct answer-LH
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6. High levels of what hormone trigger the formation of the
corpus luteum and promote progesterone and estrogen
secretion during the luteal phase of the ovarian cycle? -
correct answer-LH
7. During the Luteal phase of ovarian cycle ___ levels remain
high for 1 week after the corpus luteum is formed. - correct
answer-progesterone
8. What coordinates the uterine cycle with the ovarian cycle? -
correct answer-hormones
9. Thickening of endometrium during ____ phase coordinates
with ____ phase (development of follicle and immature ovum
into secondary oocyte) - correct answer-proliferative ,
follicular
10. Secretion of nutrients during ____ phase coordinates with
_____ phase (development of corpus luteum, readies uterus
for implantation) - correct answer-secretory, luteal
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11. Shedding of endometrium during menstrual flow phase
coordinates with growth of new ___ ____ - correct answer-
ovarian follicles
12. Fertilization is Most likely to occur if intercourse occurs in
3 day window- __ days before ovulation to __ day after
ovulation - correct answer-2, 1
13. What continues to secrete progesterone and estrogen for
3 months to maintain the lining of the uterus after
fertilization? - correct answer-corpus luteum
14. In the 4th month of pregnancy what is established to
replace the corpus luteum? - correct answer-placenta
15. Gamete number:
16. Spermatogenesis- __ gametes
17. Oogenesis- __ gamete (3 polar bodies) - correct answer-
4, 1
18. Does Oogenesis occur throughout adolescence and
adulthood or begin before birth? - correct answer-before birth
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19. The egg's 23 chromosome is always an __ - correct
answer-x
20. What is the largest cell in the female body with about 100
microns? - correct answer-egg
21. What is the smallest cell in the male body? - correct
answer-sperm
22. What is the condition where Cells of the uterine lining can
migrate to abnormal, (ectopic) abdominal location (Oviduct,
ovary, large intestine)? Cells swell and breakdown each
ovarian cycle like they would in the uterus which leads to
pelvic pain and bleeding in the abdomen. - correct answer-
Endometriosis
23. What Mimics negative feedback in ovarian cycle, stopping
release of GnRH by hypothalamus & FSH & LH from pituitary
gland - correct answer-birth control pills
UTA A&P II CH. 28 REPRODUCTIVE
SYSTEM 2026 ACTUAL QUESTIONS
WITH VERIFIED ANSWERS.
1. What hormone initiates development of primordial follicles
into primary follicles (female)? - correct answer-FSH
2. When primordial follicles develop into primary follicles, 1
primary follicle usually dominates and secretes what
hormone? - correct answer-estrogen
3. During what phase do the endometrium thicken and glands
develop in the uterus? - correct answer-proliferative phase
4. What causes and LH spike which causes ovulation during
the follicular/proliferative phases? - correct answer-estrogen
5. High levels of what hormone trigger ovulation ending the
follicular phase? - correct answer-LH
, Page | 2
6. High levels of what hormone trigger the formation of the
corpus luteum and promote progesterone and estrogen
secretion during the luteal phase of the ovarian cycle? -
correct answer-LH
7. During the Luteal phase of ovarian cycle ___ levels remain
high for 1 week after the corpus luteum is formed. - correct
answer-progesterone
8. What coordinates the uterine cycle with the ovarian cycle? -
correct answer-hormones
9. Thickening of endometrium during ____ phase coordinates
with ____ phase (development of follicle and immature ovum
into secondary oocyte) - correct answer-proliferative ,
follicular
10. Secretion of nutrients during ____ phase coordinates with
_____ phase (development of corpus luteum, readies uterus
for implantation) - correct answer-secretory, luteal
, Page | 3
11. Shedding of endometrium during menstrual flow phase
coordinates with growth of new ___ ____ - correct answer-
ovarian follicles
12. Fertilization is Most likely to occur if intercourse occurs in
3 day window- __ days before ovulation to __ day after
ovulation - correct answer-2, 1
13. What continues to secrete progesterone and estrogen for
3 months to maintain the lining of the uterus after
fertilization? - correct answer-corpus luteum
14. In the 4th month of pregnancy what is established to
replace the corpus luteum? - correct answer-placenta
15. Gamete number:
16. Spermatogenesis- __ gametes
17. Oogenesis- __ gamete (3 polar bodies) - correct answer-
4, 1
18. Does Oogenesis occur throughout adolescence and
adulthood or begin before birth? - correct answer-before birth
, Page | 4
19. The egg's 23 chromosome is always an __ - correct
answer-x
20. What is the largest cell in the female body with about 100
microns? - correct answer-egg
21. What is the smallest cell in the male body? - correct
answer-sperm
22. What is the condition where Cells of the uterine lining can
migrate to abnormal, (ectopic) abdominal location (Oviduct,
ovary, large intestine)? Cells swell and breakdown each
ovarian cycle like they would in the uterus which leads to
pelvic pain and bleeding in the abdomen. - correct answer-
Endometriosis
23. What Mimics negative feedback in ovarian cycle, stopping
release of GnRH by hypothalamus & FSH & LH from pituitary
gland - correct answer-birth control pills
