Question 1

The average menstrual cycle is about ________ days long; ovulation occurs on about day ________.

Accepted Answer

A)  30; 24 
B)  28; 14 
C)  24; 14 
D)  20; 10 
E)  32; 16 
A)  30; 24 
B)  28; 14 
C)  24; 14 
D)  20; 10 
E)  32; 16

Question 2

Centromeres divide in

Accepted Answer

A)  mitosis and meiosis I. 
B)  mitosis and meiosis II. 
C)  meiosis II only. 
D)  meiosis I and meiosis II. 
E)  mitosis, meiosis I, and meiosis II. 
A)  mitosis and meiosis I. 
B)  mitosis and meiosis II. 
C)  meiosis II only. 
D)  meiosis I and meiosis II. 
E)  mitosis, meiosis I, and meiosis II.

Question 3

The perimenopause refers to the

Accepted Answer

A)  cessation of menstruation. 
B)  time from the onset of irregular menstrual cycles to cessation of those cycles. 
C)  decrease in the sexual drive. 
D)  inability to have sexual intercourse. 
E)  PMS. 
A)  cessation of menstruation. 
B)  time from the onset of irregular menstrual cycles to cessation of those cycles. 
C)  decrease in the sexual drive. 
D)  inability to have sexual intercourse. 
E)  PMS.

Question 4

Which structure contains enzymes needed by a sperm cell to penetrate an oocyte?

Accepted Answer

A)  Acrosome 
B)  Gubernaculum 
C)  Sustentacular cells 
D)  Androgen-binding protein 
A)  Acrosome 
B)  Gubernaculum 
C)  Sustentacular cells 
D)  Androgen-binding protein

Question 5

The penis consists of ________ columns of erectile tissue.

Accepted Answer

A)  two 
B)  three 
C)  four 
D)  five 
E)  six 
A)  two 
B)  three 
C)  four 
D)  five 
E)  six

Question 6

Fertilization occurs when the

Accepted Answer

A)  oocyte ruptures from the ovary. 
B)  oocyte is implanted in the uterus. 
C)  sperm cell head enters the zygote. 
D)  nuclei of the secondary oocyte and the sperm cell unite. 
E)  sperm cells enter the vagina. 
A)  oocyte ruptures from the ovary. 
B)  oocyte is implanted in the uterus. 
C)  sperm cell head enters the zygote. 
D)  nuclei of the secondary oocyte and the sperm cell unite. 
E)  sperm cells enter the vagina.

Question 7

Which of the following are functions that occur in both the male and female reproductive systems? (Check all that apply.)

Accepted Answer

A)  Gamete production 
B)  Production of hormones 
C)  Nourish the developing gametes 
D)  Nourish and protect the developing embryo/fetus. 
A)  Gamete production 
B)  Production of hormones 
C)  Nourish the developing gametes 
D)  Nourish and protect the developing embryo/fetus.

Question 8

The forceful expulsion of semen from the urethra caused by contraction of smooth muscle in the urethra and skeletal muscle surrounding the base of the penis is called ________.

Accepted Answer

A)  ejaculation 
B)  neutralization 
C)  physiological contracture 
D)  emission 
E)  orgasm 
A)  ejaculation 
B)  neutralization 
C)  physiological contracture 
D)  emission 
E)  orgasm

Question 9

The blood-testis barrier

Accepted Answer

A)  feeds sustentacular cells. 
B)  keeps blood from engorging the testis. 
C)  is formed by the primary spermatocytes. 
D)  isolates sperm cells from the immune system. 
E)  nourishes the developing spermatozoa. 
A)  feeds sustentacular cells. 
B)  keeps blood from engorging the testis. 
C)  is formed by the primary spermatocytes. 
D)  isolates sperm cells from the immune system. 
E)  nourishes the developing spermatozoa.

Question 10

Which of the following cell types is formed at the end of the first meiotic division?

Accepted Answer

A)  Spermatid 
B)  Spermatogonia 
C)  Primary spermatocyte 
D)  Secondary spermatocyte 
E)  Sperm cell 
A)  Spermatid 
B)  Spermatogonia 
C)  Primary spermatocyte 
D)  Secondary spermatocyte 
E)  Sperm cell

Question 11

The gradual increase in estrogen secretion during the follicular phase is the result of

Accepted Answer

A)  declining FSH levels. 
B)  granulosa cells converting androgens to estrogen. 
C)  positive feedback on the anterior pituitary. 
D)  an LH surge. 
E)  luteal development. 
A)  declining FSH levels. 
B)  granulosa cells converting androgens to estrogen. 
C)  positive feedback on the anterior pituitary. 
D)  an LH surge. 
E)  luteal development.

Question 12

Which of the following events is caused by LH?

Accepted Answer

A)  Stimulation of theca interna cells to produce androgens 
B)  Stimulation of granulosa cells to convert androgens to estradiol 
C)  Increase LH receptors in granulosa cells 
D)  Menses 
E)  Oxytocin is released 
A)  Stimulation of theca interna cells to produce androgens 
B)  Stimulation of granulosa cells to convert androgens to estradiol 
C)  Increase LH receptors in granulosa cells 
D)  Menses 
E)  Oxytocin is released

Question 13

The male urethra

Accepted Answer

A)  has numerous mucous-secreting glands. 
B)  extends through the length of the penis. 
C)  is lined with ciliated cuboidal epithelium. 
D)  extends from the prostate gland to the ductus deferens. 
E)  is shorter than the female urethra. 
A)  has numerous mucous-secreting glands. 
B)  extends through the length of the penis. 
C)  is lined with ciliated cuboidal epithelium. 
D)  extends from the prostate gland to the ductus deferens. 
E)  is shorter than the female urethra.

Question 14

Which of the following pairs is mismatched?

Accepted Answer

A)  Clitoris - erectile tissue 
B)  Labia minora - unite anteriorly to form the prepuce 
C)  Vestibular glands - maintain moistness of vestibule 
D)  Mons pubis - vaginal orifice 
E)  Pudendal cleft - space between labia majora 
A)  Clitoris - erectile tissue 
B)  Labia minora - unite anteriorly to form the prepuce 
C)  Vestibular glands - maintain moistness of vestibule 
D)  Mons pubis - vaginal orifice 
E)  Pudendal cleft - space between labia majora

Question 15

During the female sexual act,

Accepted Answer

A)  the clitoris becomes engorged with blood. 
B)  vaginal mucoid secretions are reduced. 
C)  vaginal, uterine, and perineal muscles relax. 
D)  an orgasm always occurs to insure fertilization. 
E)  an orgasm always occurs. 
A)  the clitoris becomes engorged with blood. 
B)  vaginal mucoid secretions are reduced. 
C)  vaginal, uterine, and perineal muscles relax. 
D)  an orgasm always occurs to insure fertilization. 
E)  an orgasm always occurs.

Question 16

A follicle containing a secondary oocyte and a single fluid-filled antrum is called a ________ follicle.

Accepted Answer

A)  primary 
B)  Graafian or mature 
C)  secondary 
D)  primordial 
E)  tertiary 
A)  primary 
B)  Graafian or mature 
C)  secondary 
D)  primordial 
E)  tertiary

Question 17

Which of the following hormones is detected by over-the-counter pregnancy kits?

Accepted Answer

A)  Progesterone 
B)  Estrogen 
C)  Prolactin 
D)  Human chorionic gonadotropin 
E)  Oxytocin 
A)  Progesterone 
B)  Estrogen 
C)  Prolactin 
D)  Human chorionic gonadotropin 
E)  Oxytocin

Question 18

Sperm cells are produced in the ________ and complete maturation in the ________.

Accepted Answer

A)  epididymis; testes 
B)  ductus deferens; epididymis 
C)  seminiferous tubules; prostate gland 
D)  seminiferous tubules; epididymis 
E)  seminiferous tubules; vas deferens 
A)  epididymis; testes 
B)  ductus deferens; epididymis 
C)  seminiferous tubules; prostate gland 
D)  seminiferous tubules; epididymis 
E)  seminiferous tubules; vas deferens

Question 19

Following ejaculation, a phase called resolution occurs. During resolution

Accepted Answer

A)  a second ejaculation occurs. 
B)  a feeling of satisfaction occurs. 
C)  erection of the penis is maintained. 
D)  sperm cell production increases. 
E)  orgasm occurs. 
A)  a second ejaculation occurs. 
B)  a feeling of satisfaction occurs. 
C)  erection of the penis is maintained. 
D)  sperm cell production increases. 
E)  orgasm occurs.

Question 20

Male infants can be born with an undescended testis. This means that the testis

Accepted Answer

A)  lacks hormonal cells. 
B)  covers the top of the scrotum. 
C)  has lost its blood supply. 
D)  remains in the abdominopelvic cavity. 
E)  has not properly formed. 
A)  lacks hormonal cells. 
B)  covers the top of the scrotum. 
C)  has lost its blood supply. 
D)  remains in the abdominopelvic cavity. 
E)  has not properly formed.

Exam 28: Reproductive System

The average menstrual cycle is about ________ days long; ovulation occurs on about day ________.

Centromeres divide in

The perimenopause refers to the

Which structure contains enzymes needed by a sperm cell to penetrate an oocyte?

The penis consists of ________ columns of erectile tissue.

Fertilization occurs when the

Which of the following are functions that occur in both the male and female reproductive systems? (Check all that apply.)

The forceful expulsion of semen from the urethra caused by contraction of smooth muscle in the urethra and skeletal muscle surrounding the base of the penis is called ________.

The blood-testis barrier

Which of the following cell types is formed at the end of the first meiotic division?

The gradual increase in estrogen secretion during the follicular phase is the result of

Which of the following events is caused by LH?

The male urethra

Which of the following pairs is mismatched?

During the female sexual act,

A follicle containing a secondary oocyte and a single fluid-filled antrum is called a ________ follicle.

Which of the following hormones is detected by over-the-counter pregnancy kits?

Sperm cells are produced in the ________ and complete maturation in the ________.

Following ejaculation, a phase called resolution occurs. During resolution

Male infants can be born with an undescended testis. This means that the testis

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The average menstrual cycle is about days long; ovulation occurs on about day .

Sperm cells are produced in the and complete maturation in the .