Transcript File - Dr. Jerry Cronin

Chapter 26 – The Reproductive System
100,000
sperm and
you’re the
fastest?
Vaginas, and
Penises, and
Scrotums…
Oh My
Men are from
Mars
Women are
from Venus
$100
$100
$100
$100
$100
$200
$200
$200
$200
$200
$300
$300
$300
$300
$300
$400
$400
$400
$400
$400
$500
$500
$500
$500
$500
Ovary Ovation
FINAL ROUND
Men are from Mars:
$100 Question
What will happen to the penis if the arteries
within the penis dilate?
a. The male becomes impotent.
b. Nitric oxide ceases to be released and the
penis becomes flaccid.
c. The male attains an erection.
d. The male ejaculates.
ANSWER
BACK TO GAME
Men are from Mars:
$100 Answer
What will happen to the penis if the arteries
within the penis dilate?
a. The male becomes impotent.
b. Nitric oxide ceases to be released and the
penis becomes flaccid.
c. The male attains an erection.
d. The male ejaculates.
BACK TO GAME
Men are from Mars:
$200 Question
On a warm day, why will the cremaster
muscle be relaxed?
a. Normal sperm development depends on the testes
being 1.1oC warmer than body temperature.
b. Healthy levels of testosterone are maintained by
fluctuations of the cremaster muscle.
c. Normal sperm development depends on the testes
being 1.1oC cooler than body temperature.
d. A and B are correct.
ANSWER
BACK TO GAME
Men are from Mars:
$200 Answer
On a warm day, why will the cremaster
muscle be relaxed?
a. Normal sperm development depends on the testes
being 1.1oC warmer than body temperature.
b. Healthy levels of testosterone are maintained by
fluctuations of the cremaster muscle.
c. Normal sperm development depends on the testes
being 1.1oC cooler than body temperature.
d. A and B are correct.
BACK TO GAME
Men are from Mars:
$300 Question
Which structures move with the testes during
their descent from the abdomen?
a. Testicular artery, spermatic cord, and seminal
vesicles
b. Ductus deferens, testicular artery, lymph
vessels, and nerves
c. Lymph vessels, gubernaculum testis, and a
pocket of peritoneal cavity
d. Testicular artery, spermatozoa, and semen
ANSWER
BACK TO GAME
Men are from Mars:
$300 Answer
Which structures move with the testes during
their descent from the abdomen?
a. Testicular artery, spermatic cord, and seminal
vesicles
b. Ductus deferens, testicular artery, lymph
vessels, and nerves
c. Lymph vessels, gubernaculum testis, and a
pocket of peritoneal cavity
d. Testicular artery, spermatozoa, and semen
BACK TO GAME
Men are from Mars:
$400 Question
Which of the following is not a function of
sustenacular cells?
a. Maintain the blood-testis barrier
b. Promote division of spermatogonia
c. Produce androgens, particularly
testosterone
d. Regulate FSH and GnRH secretion
ANSWER
BACK TO GAME
Men are from Mars:
$400 Answer
Which of the following is not a function of
sustenacular cells?
a. Maintain the blood-testis barrier
b. Promote division of spermatogonia
c. Produce androgens, particularly
testosterone
d. Regulate FSH and GnRH secretion
BACK TO GAME
Men are from Mars:
$500 Question
How is the generation of four sperm possible
from one spermatogonium?
a. Meiosis I yields two haploid secondary
spermatocytes, which go through meiosis II and
become four haploid spermatids.
b. The spermatogonium divides four times during
meiosis I.
c. The spermatogonium produces two primary
spermatocytes, which then divide again in
meiosis II.
ANSWER
d. A and C are correct.
BACK TO GAME
Men are from Mars:
$500 Answer
How is the generation of four sperm possible
from one spermatogonium?
a. Meiosis I yields two haploid secondary
spermatocytes, which go through meiosis II and
become four haploid spermatids.
b. The spermatogonium divides four times during
meiosis I.
c. The spermatogonium produces two primary
spermatocytes, which then divide again in
meiosis II.
d. A and C are correct.
BACK TO GAME
Women are from Venus:
$100 Question
Which layer of the uterus is sloughed off
during menstruation?
a. Myometrium
b. Basilar zone of the endometrium
c. Functional layer of the endometrium
d. Perimetrium
ANSWER
BACK TO GAME
Women are from Venus:
$100 Answer
Which layer of the uterus is sloughed off
during menstruation?
a. Myometrium
b. Basilar zone of the endometrium
c. Functional layer of the endometrium
d. Perimetrium
BACK TO GAME
Women are from Venus:
$200 Question
What event occurs in the uterine cycle
when the levels of estrogens and
progesterone decline?
a. Pregnancy
b. Menarche
c. Menses
d. Menopause
ANSWER
BACK TO GAME
Women are from Venus:
$200 Answer
What event occurs in the uterine cycle
when the levels of estrogens and
progesterone decline?
a. Pregnancy
b. Menarche
c. Menses
d. Menopause
BACK TO GAME
Women are from Venus:
$300 Question
What is the fate of the corpus luteum if
fertilization does not occur?
a. It stimulates ovulation.
b. It initiates development of the tertiary follicle.
c. It secretes estrogen.
d. It disintegrates into a corpus albicans.
ANSWER
BACK TO GAME
Women are from Venus:
$300 Answer
What is the fate of the corpus luteum if
fertilization does not occur?
a. It stimulates ovulation.
b. It initiates development of the tertiary follicle.
c. It secretes estrogen.
d. It disintegrates into a corpus albicans.
BACK TO GAME
Women are from Venus:
$400 Question
What effect does a blockage of progesterone
receptors in the uterus have on the
endometrium?
a. Inhibits menstruation
b. Promotes glandular secretion
c. Inhibits thickening of endometrium
d. Promotes development of endometrial lining
ANSWER
BACK TO GAME
Women are from Venus:
$400 Answer
What effect does a blockage of progesterone
receptors in the uterus have on the
endometrium?
a. Inhibits menstruation
b. Promotes glandular secretion
c. Inhibits thickening of endometrium
d. Promote development of endometrial lining
BACK TO GAME
Women are from Venus:
$500 Question
Why does the level of FSH rise and remain
high during menopause?
a. Estrogen levels decline.
b. The ovaries no longer respond to FSH.
c. It is a result of increased LH levels.
d. It is because GnRH levels increase.
ANSWER
BACK TO GAME
Women are from Venus:
$500 Answer
Why does the level of FSH rise and remain
high during menopause?
a. Estrogen levels decline.
b. The ovaries no longer respond to FSH.
c. It is a result of increased LH levels.
d. It is because GnRH levels increase.
BACK TO GAME
Ovary Ovation:
$100 Question
Which of the following is not a function of
the ovaries?
a. Production of oocytes
b. Secretion of estrogen and progesterone
c. Secretion FSH and LH
d. Secretion of inhibin
ANSWER
BACK TO GAME
Ovary Ovation:
$100 Answer
Which of the following is not a function of
the ovaries?
a. Production of oocytes
b. Secretion of estrogen and progesterone
c. Secretion FSH and LH
d. Secretion of inhibin
BACK TO GAME
Ovary Ovation:
$200 Question
How is an oocyte transported along the
uterine tube?
a. The fimbriae propel the ovum along the
uterine tube.
b. Ciliary movement “turns on” just before
ovulation to propel the oocyte.
c. Peristaltic contractions of the uterine tube
propel the oocyte.
ANSWER
d. B and C are correct.
BACK TO GAME
Ovary Ovation:
$200 Answer
How is an oocyte transported along the
uterine tube?
a. The fimbriae propel the ovum along the
uterine tube.
b. Ciliary movement “turns on” just before
ovulation to propel the oocyte.
c. Peristaltic contractions of the uterine tube
propel the oocyte.
d. B and C are correct.
BACK TO GAME
Ovary Ovation:
$300 Question
Which of the following is true of oogenesis?
a. Oogonia complete their mitotic divisions
before birth.
b. At puberty, a female has a renewing source
of oogonia.
c. The oocyte is mature at ovulation.
d. Primary oocytes are halted in development
at metaphase of meiosis II until puberty.
ANSWER
BACK TO GAME
Ovary Ovation:
$300 Answer
Which of the following is true of oogenesis?
a. Oogonia complete their mitotic divisions
before birth.
b. At puberty, a female has a renewing source
of oogonia.
c. The oocyte is mature at ovulation.
d. Primary oocytes are halted in development
at metaphase of meiosis II until puberty.
BACK TO GAME
Ovary Ovation:
$400 Question
Why does oogenesis yield only one
functional ovum?
a. When the primary oocyte divides, its
counterpart remains in the outer layer of the
ovary to maintain the supply of oocytes.
b. Oogenesis produces 2 or 3 polar bodies,
which later disintegrate.
c. Cytoplasm is unevenly distributed during
mitosis in the primary oocyte.
ANSWER
d. B and C are correct.
BACK TO GAME
Ovary Ovation:
$400 Answer
Why does oogenesis yield only one
functional ovum?
a. When the primary oocyte divides, its
counterpart remains in the outer layer of the
ovary to maintain the supply of oocytes.
b. Oogenesis produces 2 or 3 polar bodies,
which later disintegrate.
c. Cytoplasm is unevenly distributed during
mitosis in the primary oocyte.
d. B and C are correct.
BACK TO GAME
Ovary Ovation:
$500 Question
What changes are observed in the ovarian
cycle if the LH surge does not occur?
a. Premature ovulation occurs, resulting in a
mismatch of ovarian an uterine cycles.
b. No follicular development occurs.
c. Oogenesis does not occur.
d. Completion of meiosis I by the primary
oocyte and ovulation will not occur.
ANSWER
BACK TO GAME
Ovary Ovation:
$500 Answer
What changes are observed in the ovarian
cycle if the LH surge does not occur?
a. Premature ovulation occurs, resulting in a
mismatch of ovarian an uterine cycles.
b. No follicular development occurs.
c. Oogenesis does not occur.
d. Completion of meiosis I by the primary
oocyte and ovulation will not occur.
BACK TO GAME
100,000 sperm and you're the fastest?:
$100 Question
Which of the following occurs during the process
of spermiogenesis?
a. Spermatids differentiate into mature
sperm.
b. Primary spermatocytes begin meiosis.
c. Primary spermatocytes give rise to
secondary spermatocytes.
d. All of the above are correct.
ANSWER
BACK TO GAME
100,000 sperm and you're the fastest?:
$100 Answer
Which of the following occurs during the process
of spermiogenesis?
a. Spermatids differentiate into mature
sperm.
b. Primary spermatocytes begin meiosis.
c. Primary spermatocytes give rise to
secondary spermatocytes.
d. All of the above are correct.
BACK TO GAME
100,000 sperm and you're the fastest?:
$200 Question
An inability to contract the ischiocavernosus and
bulbospongiosus muscles impedes which part(s)
of the male sex act?
a. Ejaculation
b. Orgasm
c. Erection
d. A and B
ANSWER
BACK TO GAME
100,000 sperm and you're the fastest?:
$200 Answer
An inability to contract the ischiocavernosus and
bulbospongiosus muscles impedes which part(s)
of the male sex act?
a. Ejaculation
b. Orgasm
c. Erection
d. A and B
BACK TO GAME
100,000 sperm and you're the fastest?:
$300 Question
What is a direct effect of low FSH
secretion in males?
a. Secretion of inhibin is promoted.
b. The rate of sperm production decreases.
c. His sex drive declines significantly.
d. The pulses of GnRH from the hypothalamus
develop the female pattern of release.
ANSWER
BACK TO GAME
100,000 sperm and you're the fastest?:
$300 Answer
What is a direct effect of low FSH
secretion in males?
a. Secretion of inhibin is promoted.
b. The rate of sperm production decreases.
c. His sex drive declines significantly.
d. The pulses of GnRH from the hypothalamus
develop the female pattern of release.
BACK TO GAME
100,000 sperm and you're the fastest?:
$400 Question
When stem cells called spermatogonia divide,
one differentiates into a primary spermatocyte.
What happens to the second daughter cell?
a. It undergoes atresia.
b. It secretes testosterone.
c. It continues through the layers of the
seminiferous tubule without differentiating.
d. It remains in the outer layer of the
seminiferous tubule.
ANSWER
BACK TO GAME
100,000 sperm and you're the fastest?:
$400 Answer
When stem cells called spermatogonia divide,
one differentiates into a primary spermatocyte.
What happens to the second daughter cell?
a. It undergoes atresia.
b. It secretes testosterone.
c. It continues through the layers of the
seminiferous tubule without differentiating.
d. It remains in the outer layer of the
seminiferous tubule.
BACK TO GAME
100,000 sperm and you're the fastest?:
$500 Question
If secretions from the prostate gland are absent
from semen, how does the composition of
semen change?
a. Semen is of the same composition, but
sperm are not released.
b. Its pH is higher and its volume decreases by
about 30%.
c. Its pH is lower and the fructose content
decreases.
d. None of the above is correct.
ANSWER
BACK TO GAME
100,000 sperm and you're the fastest?:
$500 Answer
If secretions from the prostate gland are absent
from semen, how does the composition of
semen change?
a. Semen is of the same composition, but
sperm are not released.
b. Its pH is higher and its volume decreases by
about 30%.
c. Its pH is lower and the fructose content
decreases.
d. None of the above is correct.
BACK TO GAME
Vaginas, and Penises, and Scrotums... Oh My:
$100 Question
What changes occur in females during sexual
arousal as the result of increased
parasympathetic stimulation?
a. Erectile tissues of the clitoris engorge.
b. Vaginal glandular secretions increase.
c. Blood vessels in nipples engorge.
d. All of the above occur.
ANSWER
BACK TO GAME
Vaginas, and Penises, and Scrotums... Oh My:
$100 Answer
What changes occur in females during sexual
arousal as the result of increased
parasympathetic stimulation?
a. Erectile tissues of the clitoris engorge.
b. Vaginal glandular secretions increase.
c. Blood vessels in nipples engorge.
d. All of the above occur.
BACK TO GAME
Vaginas, and Penises, and Scrotums... Oh My:
$200 Question
If a male has his prepuce surgically removed,
what has happened to him?
a. He will not be able to maintain an
erection.
b. He will not be able to bear children.
c. His prostate has been removed.
d. He has been circumcised.
ANSWER
BACK TO GAME
Vaginas, and Penises, and Scrotums... Oh My:
$200 Answer
If a male has his prepuce surgically removed,
what has happened to him?
a. He will not be able to maintain an
erection.
b. He will not be able to bear children.
c. His prostate has been removed.
d. He has been circumcised.
BACK TO GAME
Vaginas, and Penises, and Scrotums… Oh My:
$300 Question
What benefit does the acidic pH of the
vagina provide?
a. Enhances sperm motility
b. Prevents mucus secretions
c. Maintains epithelial lining
d. Prevents bacterial, fungal, and parasitic
infections
ANSWER
BACK TO GAME
Vaginas, and Penises, and Scrotums... Oh My:
$300 Answer
What benefit does the acidic pH of the
vagina provide?
a. Enhances sperm motility
b. Prevents mucus secretions
c. Maintains epithelial lining
d. Prevents bacterial, fungal, and parasitic
infections
BACK TO GAME
Vaginas, and Penises, and Scrotums... Oh My:
$400 Question
What is the male climacteric?
a. It is the name given to the male orgasm.
b. It happens when testosterone levels increase
and cause the man to be hypersexual.
c. It is the male equivalent to perimenopause.
d. It is a precancerous condition of the testes.
ANSWER
BACK TO GAME
Vaginas, and Penises, and Scrotums... Oh My:
$400 Answer
What is the male climacteric?
a. It is the name given to the male orgasm.
b. It happens when testosterone levels increase
and cause the man to be hypersexual.
c. It is the male equivalent to perimenopause.
d. It is a precancerous condition of the testes.
BACK TO GAME
Vaginas, and Penises, and Scrotums... Oh My:
$500 Question
Which scenario results in females if GnRH is
absent or it is secreted as a constant rate, rather
than in pulses?
a. The gonadotropes preferentially respond to FSH.
b. FSH and LH secretion stops within hours.
c. The gonadotropes preferentially respond to LH.
d. Body hair and fat distribution changes to that of a
male.
ANSWER
BACK TO GAME
Vaginas, and Penises, and Scrotums... Oh My:
$500 Answer
Which scenario results in females if GnRH is
absent or it is secreted as a constant rate, rather
than in pulses?
a. The gonadotropes preferentially respond to FSH.
b. FSH and LH secretion stops within hours.
c. The gonadotropes preferentially respond to LH.
d. Body hair and fat distribution changes to that of a
male.
BACK TO GAME
FINAL ROUND Question
What effect does blockage of both uterine tubes
by scar tissue (resulting from an STD) have on a
woman’s ability to conceive?
a. It is easier for her to conceive.
b. She becomes sterile.
c. She is likely to have low-birth weight babies.
d. There is no effect on conception.
ANSWER
BACK TO GAME
FINAL ROUND Answer
What effect does blockage of both uterine tubes
by scar tissue (resulting from an STD) have on a
woman’s ability to conceive?
a. It is easier for her to conceive.
b. She becomes sterile.
c. She is likely to have low-birth weight babies.
d. There is no effect on conception.
BACK TO GAME