Chapter 28

Question 1

A combination of ______ and _______ prevents ovulation and implantation and thickens the cervical mucus.

Choose the correct option and select Submit.

condoms, the pill

depo-Provera, progesterone

estrogen, progestin

limited sexual activity, no genital intercourse

Answer 1

estrogen, progestin

Question 2

Sam and Jessie practice this form of birth control, which works in accordance with the female fertility cycle.

Choose the correct option and select Submit.

withdrawal

condom

rhythm method

tubal ligation

Answer 2

rhythm method

Question 3

Mike and Liz are newlyweds and are not ready for kids. Liz is concerned about the side effects of the pill, so she asks Mike to use _______, the only barrier form of birth control available for males.

Choose the correct option and select Submit.

a diaphragm

a condom

spermicidal foam or jelly

none of the above

Answer 3

a condom

Question 4

Even though Nicco’s chlamydia was cured, symptoms returned weeks later. After several tests, Nicco learned that because of her body’s unique reaction to the pathogen, she had also contracted a rare disease called _________, which can cause her to become sterile.

Answer 4

pelvic inflammatory disease (PID)

Question 5

Men often experience painful urination with the sexually transmitted disease called _________, which is caused by neisseria gonorrhoeae bacteria.

Answer 5

gonorrhea

Question 6

Kea was concerned about a fever and genital sores she was experiencing. After visiting the doctor, she learned that she has _________, a disease caused by the herpes virus type II.

Answer 6

genital herpes

Question 7

_________, caused by treponema pallidum bacteria, appears in the form of rash.

Answer 7

syphilis

Question 8

syphilis caused by treponema pallidum bacteria, appears in the form of a _________ is caused by the human immunodeficiency virus and has no vaccine.

Answer 8

acquired immune deficiency syndrome

Question 9

The organ system that specializes in producing offspring.

Answer 9

reproductive system

Question 10

The male gonad that produces sperm and testosterone.The male gonad that produces sperm and testosterone.

Answer 10

plural, testes

Question 11

The tube that leads from the tubules of the testes to the vas deferens.

Answer 11

epididymis

Question 12

The tube that leads from the epididymis to the urethra.

Answer 12

vas deferens

Question 13

The two glandular structures that empty into the ejaculatory ducts.

Answer 13

seminal vesicles

Question 14

Penile ejaculate that contains sperm cells.

Answer 14

semen

Question 15

The gland in the male reproductive system that secrets semen prior to ejaculation.

Answer 15

prostate gland

Question 16

The gland in the male reproductive system that secretes fluid into the urethra during sexual stimulation.

Answer 16

bulbourethral gland

Question 17

The pouch of skin that surrounds the testes.

Answer 17

scrotum

Question 18

The external organ of the male reproductive system that houses the urethra.

Answer 18

penis

Question 19

Sperm cell production.

Answer 19

spermatogenesis

Question 20

The male sex cells that are precursors of spermatocytes.

Answer 20

spermatogonia

Question 21

During meiosis I

homologous chromosomes synapse.
crossing over between homologous chromosomes occurs.
the chromosomal number is reduced by half.
two haploid cells are produced.
All of these are correct.

Answer 21

All of these are correct.

Question 22

Testosterone is produced in the
interstitial cells.
seminiferous tubules of the testes.
anterior lobe of the pituitary gland.
sperm cells.

Answer 22

interstitial cells.

Question 23

Early in development (4 months after fertilization),
the testes

are found in the abdominal cavity.
move through the inguinal canal.
produce a membrane that becomes the scrotum.
produce sperm cells.
All of these are correct.

Answer 23

are found in the abdominal cavity.

Question 24

The site of spermatogenesis in the male is the

ductus deferens.
seminiferous tubules.
epididymis.
rete testis.
efferent ductule.

Answer 24

seminiferous tubules.

Question 25

The site of final maturation and storage of sperm cells before their ejaculation is the seminal vesicles. seminiferous tubules. glans penis. epididymis. sperm bank.

Answer 25

epididymis.

Question 26

Given these structures: (1) ductus deferens (2) efferent ductule (3) epididymis (4) ejaculatory duct (5) rete testis Choose the arrangement that lists the structures in the order a sperm cell passes through them from the seminiferous tubules to the urethra. 2,3,5,4,1 2,5,3,4,1 3,2,4,1,5 3,4,2,1,5 5,2,3,1,4

Answer 26

5,2,3,1,4

Question 27

Concerning the penis, the membranous urethra passes through the corpora cavernosa. the glans penis is formed by the corpus spongiosum. the penis contains four columns of erectile tissue. the crus of the penis is part of the corpus spongiosum. the bulb of the penis is covered by the prepuce.

Answer 27

the glans penis is formed by the corpus spongiosum.

Question 28

Which of these glands is correctly matched with the function of its secretions? bulbourethral gland—neutralizes acidic contents of the urethra seminal vesicles—contain large amounts of fructose, which nourishes the sperm cells prostate gland—contains clotting factors that cause coagulation of the semen All of these are correct.

Answer 28

All of these are correct.

Question 29

The left testis of a newborn baby failed to descend into his scrotal sac. For some reason, the condition was not treated, and the testis remained in that position until after puberty. Select the observation consistent with the fate of the left testis after puberty. (1) normal testosterone secretion (2) no interstitial cells in the testis (3) no sustentacular cells in the testis (4) no spermatogonia in the testis (5) increased number of interstitial cells (6) normal LH secretion 1 1,2,3,4 1,2,3,6 1,4,6 4,6

Answer 29

1,4,6

Question 30

LH in the male stimulates the development of the seminiferous tubules. spermatogenesis. testosterone production. Both a and b are correct. All of these are correct.

Answer 30

testosterone production.

Question 31

Which of these factors causes a decrease in GnRH release? decreased inhibin increased testosterone decreased FSH decreased LH

Answer 31

increased testosterone

Question 32

In the male, before puberty FSH levels are higher than after puberty. LH levels are higher than after puberty. GnRH release is inhibited by testosterone. All of these are correct.

Answer 32

GnRH release is inhibited by testosterone.

Question 33

Testosterone stimulates the development of terminal hairs. decreases red blood cell count. prevents closure of the epiphyseal plate. decreases blood volume. All of these are correct.

Answer 33

stimulates the development of terminal hairs.

Question 34

Which of these events is consistent with erection of the penis? parasympathetic stimulation dilation of arterioles engorgement of sinusoids with blood occlusion of veins All of these are correct.

Answer 34

All of these are correct.

Question 35

Norman had a stroke that decreased blood flow to his anterior pituitary gland. The condition had a sudden onset, and the manifestations lasted for about a week before collateral circulation developed and the manifestations disappeared. Which of the following are most consistent with this temporary interruption of anterior pituitary function? (1) increased testosterone levels in the blood (2) reduced sperm counts during the week Norman was in the hospital (3) decreased testosterone levels in the blood (4) normal sperm counts during the week Norman was in the hospital (5) increased LH secretion (6) decreased LH secretion 1,5 3,5 2,3,6 3,4,6 1,4,5

Answer 35

3,4,6

Question 36

After ovulation, the mature follicle collapses, taking on a yellowish appearance to become the degenerating follicle. corpus luteum. corpus albicans. tunica albuginea. cumulus mass.

Answer 36

corpus luteum.

Question 37

The ampulla of the uterine tube is the opening of the uterine tube into the uterus. has long, thin projections called the ostium. is connected to the isthmus of the uterine tube. is lined with simple cuboidal epithelium.

Answer 37

is connected to the isthmus of the uterine tube.

Question 38

The layer of the uterus that undergoes the greatest change during the menstrual cycle is the perimetrium. hymen. endometrium. myometrium. broad ligament.

Answer 38

endometrium.

Question 39

The vagina consists of skeletal muscle. has ridges called rugae. is lined with simple squamous epithelium. All of these are correct.

Answer 39

has ridges called rugae.

Question 40

During sexual excitement, which of these structures fills with blood and causes the vaginal opening to narrow? bulbs of the vestibule clitoris mons pubis labia majora prepuce.

Answer 40

bulbs of the vestibule

Question 41

Concerning the breasts, lactiferous ducts open on the areola. each lactiferous duct supplies an alveolus. they are attached to the pectoralis major muscles by suspensory ligaments. even before puberty, the female breast is quite different from the male breast.

Answer 41

they are attached to the pectoralis major muscles by suspensory ligaments.

Question 42

The major secretory product of the mature follicle is estrogen. progesterone. LH. relaxin. FSH.

Answer 42

estrogen.

Question 43

In the average adult female, ovulation occurs at day ________ of the menstrual cycle. 1 7 14 21 28

Answer 43

14

Question 44

Which of these processes or phases in the monthly reproductive cycle of the human female occur at the same time? maximal LH secretion and menstruation early follicular development and the secretory phase of the uterus regression of the corpus luteum and an increase in ovarian progesterone secretion ovulation and menstruation proliferative stage of the uterus and increased estrogen production

Answer 44

proliferative stage of the uterus and increased estrogen production

Question 45

During the proliferative phase of the uterine cycle, one would normally expect the highest levels of estrogen that occur during the menstrual cycle. the mature follicle to be present in the ovary. an increase in the thickness of the endometrium. Both a and b are correct. All of these are correct.

Answer 45

All of these are correct.

Question 46

The cause of menses in the uterine cycle appears to be increased progesterone secretion from the ovary, which produces blood clotting. increased estrogen secretion from the ovary, which stimulates the muscles of the uterus to contract. decreased progesterone secretion by the ovary. decreased production of oxytocin, causing the muscles of the uterus to relax.

Answer 46

decreased progesterone secretion by the ovary.

Question 47

After fertilization, the successful development of a mature, full-term fetus depends on the release of human chorionic gonadotropin (hCG) by the developing placenta. the production of estrogen and progesterone by the placental tissues. maintenance of the corpus luteum for all 9 months. Both a and b are correct. All of these are correct. Answer

Answer 47

Both a and b are correct. the release of human chorionic gonadotropin (hCG) by the developing placenta. the production of estrogen and progesterone by the placental tissues.

Question 48

A female with a 28-day menstrual cycle is most likely to become pregnant as a result of intercourse on days 1–3. 5–8. 9–14. 15–20. 21–28.

Answer 48

9–14.

Question 49

Menopause develops when follicles become less responsive to FSH and LH. results from elevated estrogen levels in 40- to 50-year-old females. occurs because too many follicles develop during each cycle. results when follicles develop but contain no oocytes. occurs because FSH and LH levels decline.

Answer 49

develops when follicles become less responsive to FSH and LH.