BIO202 COMPREHENSIVE EXAM 2025 QUESTIONS WITH
ANSWERS RATED A+
✔✔Match the following circumstances with the appropriate metabolic state. - ✔✔Occurs
during and immediately after a meal; absorptive
Regulated by insulin; absorptive
Stored nutrients are used for fuel; postabsorptive
Gluconeogenesis occurs; postabsorptive
Glycogenesis occurs; absorptive
Glycogenolysis occurs; postabsorptive
✔✔the penis is the primary sex organ in males - ✔✔false; the testes
✔✔Which of the following are mechanisms used by the body to cool the testes? -
✔✔countercurrent heat exchange
contraction of cremaster
relaxation of dartos fascia
✔✔Which one of the following puts the structures of the male reproductive system in
order as sperm travel from the testes out the body? - ✔✔seminiferous tubules, rete
testis, efferent ductules, epididymis, ductus deferens, ejaculatory duct, urethra
✔✔Nurse cells do which of the following? - ✔✔form blood-testes barrier
provide nutrients and growth factors to developing sperm
✔✔In spermatogenesis, before meiosis I occurs, the __________ must first move inside
the blood-testes barrier. At the end of meiosis II a total of 4 ________ sperm are
produced - ✔✔primary spermatocytes; haploid
✔✔Which one of the following is a sticky substance that keeps semen inside the
vagina? - ✔✔seminogelin
✔✔Which one of the following substances in semen thins vaginal mucus and stimulate
uterine contractions so that the sperm can more easily move around inside the female?
- ✔✔prostaglandins
✔✔Which of the following statements is/are TRUE? - ✔✔If sperm production increases,
inhibin levels will increase.
If LH secretion increases, GnRH levels will decrease.
If testosterone secretion increases, LH levels will decrease.
If FSH secretion increases, testosterone levels won't change.
, ✔✔Match the following descriptions with the appropriate structure - ✔✔-produces a fluid
that lubricates the head of the penis during the male sexual response; bulbourethral
gland
-have cilia to propel sperm along; efferent ductules
-contains enzymes needed for fertilization; acrosome
-cancer in this gland is the second most common type of cancer in males; prostate
-is the third (last) gland to contract during the male sexual response; seminal vesicle
-has many sinuses that fill with blood during the male sexual response; erectile tissue
✔✔The testes are located in the scrotum instead of the abdomen to: - ✔✔provide a
lower temperature for sperm development.
✔✔Sperm develop in the _________ surrounded by __________, which protect them
as they grow - ✔✔seminiferous tubules; nurse cells
✔✔The midpiece of a sperm contains: - ✔✔many mitochondria
✔✔Spermatogenesis produces - ✔✔4 haploid (n) sperm from 1 diploid (2n)
spermatogonium
✔✔Once maturation is complete, most sperm are stored in the: - ✔✔ductus deferens
✔✔During the male sexual response, the bulbourethral glands contract _______, and
secrete a fluid that __________ - ✔✔first; neutralizes the acidity of residual urine
✔✔Once inside the female, which one of the following components of semen combines
with a clotting enzyme to make a sticky substance that keeps the semen inside the
vagina - ✔✔proseminogelin
✔✔Which one of the following is TRUE? - ✔✔If inhibin secretion increases, FSH levels
will decrease.
✔✔Testosterone does all of the following: - ✔✔stimulates spermatogenesis
maintains organs of male reproductive tract
stimulates protein synthesis and bone growth
✔✔If FSH receptors in the testes are destroyed, which one of the following will be
TRUE? - ✔✔FSH levels will increase
✔✔The endometrium is a layer of: - ✔✔tissue inside the uterus that is shed each month
during the menstrual cycle
✔✔The labia majora develop from the same tissue as the ______ in males. -
✔✔scrotum
ANSWERS RATED A+
✔✔Match the following circumstances with the appropriate metabolic state. - ✔✔Occurs
during and immediately after a meal; absorptive
Regulated by insulin; absorptive
Stored nutrients are used for fuel; postabsorptive
Gluconeogenesis occurs; postabsorptive
Glycogenesis occurs; absorptive
Glycogenolysis occurs; postabsorptive
✔✔the penis is the primary sex organ in males - ✔✔false; the testes
✔✔Which of the following are mechanisms used by the body to cool the testes? -
✔✔countercurrent heat exchange
contraction of cremaster
relaxation of dartos fascia
✔✔Which one of the following puts the structures of the male reproductive system in
order as sperm travel from the testes out the body? - ✔✔seminiferous tubules, rete
testis, efferent ductules, epididymis, ductus deferens, ejaculatory duct, urethra
✔✔Nurse cells do which of the following? - ✔✔form blood-testes barrier
provide nutrients and growth factors to developing sperm
✔✔In spermatogenesis, before meiosis I occurs, the __________ must first move inside
the blood-testes barrier. At the end of meiosis II a total of 4 ________ sperm are
produced - ✔✔primary spermatocytes; haploid
✔✔Which one of the following is a sticky substance that keeps semen inside the
vagina? - ✔✔seminogelin
✔✔Which one of the following substances in semen thins vaginal mucus and stimulate
uterine contractions so that the sperm can more easily move around inside the female?
- ✔✔prostaglandins
✔✔Which of the following statements is/are TRUE? - ✔✔If sperm production increases,
inhibin levels will increase.
If LH secretion increases, GnRH levels will decrease.
If testosterone secretion increases, LH levels will decrease.
If FSH secretion increases, testosterone levels won't change.
, ✔✔Match the following descriptions with the appropriate structure - ✔✔-produces a fluid
that lubricates the head of the penis during the male sexual response; bulbourethral
gland
-have cilia to propel sperm along; efferent ductules
-contains enzymes needed for fertilization; acrosome
-cancer in this gland is the second most common type of cancer in males; prostate
-is the third (last) gland to contract during the male sexual response; seminal vesicle
-has many sinuses that fill with blood during the male sexual response; erectile tissue
✔✔The testes are located in the scrotum instead of the abdomen to: - ✔✔provide a
lower temperature for sperm development.
✔✔Sperm develop in the _________ surrounded by __________, which protect them
as they grow - ✔✔seminiferous tubules; nurse cells
✔✔The midpiece of a sperm contains: - ✔✔many mitochondria
✔✔Spermatogenesis produces - ✔✔4 haploid (n) sperm from 1 diploid (2n)
spermatogonium
✔✔Once maturation is complete, most sperm are stored in the: - ✔✔ductus deferens
✔✔During the male sexual response, the bulbourethral glands contract _______, and
secrete a fluid that __________ - ✔✔first; neutralizes the acidity of residual urine
✔✔Once inside the female, which one of the following components of semen combines
with a clotting enzyme to make a sticky substance that keeps the semen inside the
vagina - ✔✔proseminogelin
✔✔Which one of the following is TRUE? - ✔✔If inhibin secretion increases, FSH levels
will decrease.
✔✔Testosterone does all of the following: - ✔✔stimulates spermatogenesis
maintains organs of male reproductive tract
stimulates protein synthesis and bone growth
✔✔If FSH receptors in the testes are destroyed, which one of the following will be
TRUE? - ✔✔FSH levels will increase
✔✔The endometrium is a layer of: - ✔✔tissue inside the uterus that is shed each month
during the menstrual cycle
✔✔The labia majora develop from the same tissue as the ______ in males. -
✔✔scrotum
