male and female reproductive system quiz

How many tetrads form during synapsis? Select one: a. 23 b. thousands c. 4 d. hundreds e. 46

a. 23

Secondary spermatocytes each contain Select one: a. 23 chromosomes. b. 46 pairs of chromosomes. c. 23 pairs of chromosomes. Incorrect d. 46 chromosomes. e. twice the diploid number of chromosomes.

a. 23 chromosomes.

In which of the following cases would the level of GnRH be highest? Select one: a. a castrated adult male b. a sexually immature male c. a normal adult male d. Castration would have no effect on GnRH production.

a. a castrated adult male

The pigmented skin that surrounds the nipple is the Select one: a. areola. b. zona reticularis. c. zona pellucida. d. peripapilla. e. fornix.

a. areola.

A boy has a genetic mutation such that FSH is not produced, but LH is normal. After the boy grows to maturity, it is likely he will Select one: a. be sterile. Correct b. produce large amounts of inhibin. c. have impaired function of the interstitial cells. d. be impotent. e. not develop secondary sex characteristics.

a. be sterile.

Spermatozoa are functionally matured within the Select one: a. epididymis. b. seminiferous tubules. c. ductus deferens. d. rete testes. e. seminal gland (seminal vesicle).

a. epididymis.

Where in the male reproductive system would you expect to find the most mature spermatozoa? Select one: a. in the ductus deferens and ejaculatory duct b. in the seminiferous tubules c. in the head of the epididymis d. in the seminal gland e. in the prostate gland

a. in the ductus deferens and ejaculatory duct

The fold of peritoneum that extends out from the ovary to the wall of the pelvis is called the Select one: a. infundibulopelvic ligament. b. tunica albuginea. c. ovarian hilum. d. ovarian ligament. e. uterovesical ligament.

a. infundibulopelvic ligament.

The segment of the uterine tube where fertilization commonly occurs is the Select one: a. isthmus. b. infundibulum. c. anterior. d. ampulla. e. posterior.

a. isthmus.

A mature follicle releases an ovum in response to a surge in Select one: a. luteinizing hormone. b. oxytocin. c. progesterone. d. follicle-stimulating hormone. e. estrogen.

a. luteinizing hormone.

Sperm are moved along the ductus deferens by Select one: a. peristaltic contractions. b. hydraulic action. c. suction. d. ciliary action. e. hydrostatic force.

a. peristaltic contractions.

Use Figure 26-1 to answer the following questions: Identify the structure labeled "3." Select one: a. spongy urethra b. prostatic urethra c. ejaculatory duct d. corpus spongiosum e. corpora cavernosa

a. spongy urethra

During meiosis I, maternal and paternal chromosomes fuse together during the process called ________ to form a ________. Select one: a. synapsis; tetrad b. synapsis; chromatid c. metaphase II; tetrad d. synapsis; spermatid e. prophase I; chromatid

a. synapsis; tetrad

The uterine phase that develops because of a fall in progesterone levels is Select one: a. the menses. b. the follicular phase. c. the secretory phase. d. the proliferative phase. e. the luteal phase.

a. the menses.

Sperm cannot fertilize an ovum unless it has been in the female reproductive tract for several hours. This enhanced ability of the sperm to fertilize the ovum is called capacitation. In vitro studies indicate that freshly ejaculated sperm can fertilize the ovum if they are first rinsed in salt solution before being introduced to the ovum. These observations suggest that Select one: a. the process of capacitation involves the removal of some inhibiting substances from the sperm. b. pH is an important factor in the process of capacitation. c. only sperm that come into contact with vaginal secretions are capable of fertilizing an ovum. d. in capacitation, secretions of the female reproductive tract are taken up by the sperm. e. the process of capacitation is temperature dependent.

a. the process of capacitation involves the removal of some inhibiting substances from the sperm.

A sample of a woman's blood is analyzed for reproductive hormone levels. The results indicate a high level of progesterone, relatively high levels of inhibin, and low levels of FSH and LH. The female is most likely experiencing ________ of the uterine cycle. Select one: a. the secretory phase b. menses c. menarche d. menopause e. the proliferative phase

a. the secretory phase

The dense layer of connective tissue that surrounds the testis is called the Select one: a. tunica albuginea. b. spermatic cord. c. dartos. d. epididymis. e. median raphe.

a. tunica albuginea.

The vulva includes all of the following, except the Select one: a. vagina. b. mons pubis. c. labia majora. d. labia minora. e. clitoris.

a. vagina.

Use Figure 26-1 to answer the following questions:Identify the structure that produces a fructose-rich fluid. Select one: a. 12 b. 10 c. 13 d. 9 e. 11

b. 10

The ductus deferens is approximately ________ cm long. Select one: a. 15-20 b. 40-45 c. 50-60 d. 12 e. 31-35

b. 40-45

The vagina is Select one: a. similar to the inner lining of the uterus. b. a muscular tube extending between the uterus and the external genitalia. c. a muscular tube extending between the uterus and the anus. d. lined by simple columnar epithelium rich in goblet cells. e. another term for the cervix.

b. a muscular tube extending between the uterus and the external genitalia.

Each of the following statements concerning oogenesis is true, except that Select one: a. oogenesis begins before birth. b. about half the oogonia complete mitosis between birth and puberty. c. an ovum completes its last meiosis after it is fertilized. d. ova develop from stem cells called oogonia. e. by the time of their birth, girls have already lost about 80 percent of their oocytes.

b. about half the oogonia complete mitosis between birth and puberty.

The broad ligament is Select one: a. a thickened fold of mesentery that supports and stabilizes the position of the ovary. b. an extensive mesentery that encloses the ovaries, uterine tubes, and uterus. c. a pocket formed between the posterior wall of the uterus and the anterior surface of the rectum. d. a structure that extends from the lateral surface of the ovary to the pelvic wall. e. a structure that anchors the ovary to the rectouterine pouch.

b. an extensive mesentery that encloses the ovaries, uterine tubes, and uterus.

Which of the following descriptions best matches the term endometrium? Select one: a. supports the uterus laterally b. consists of stratum basalis and stratum functionalis c. thick layer of smooth muscle cells d. after ovulation, the ovum is captured by it e. supports the uterus anteriorly

b. consists of stratum basalis and stratum functionalis

The paired erectile bodies in the penis are the Select one: a. membranous urethra. b. corpora cavernosa. c. corpus spongiosum. d. penile urethra. e. prepuce.

b. corpora cavernosa.

The erectile tissue that surrounds the urethra is the Select one: a. glans penis. b. corpus spongiosum. c. membranous urethra. d. penile urethra. e. corpus cavernosum.

b. corpus spongiosum.

Scarring of the rete testis would interfere with a man's ability to Select one: a. regulate spermatogenesis. b. deliver spermatozoa to the epididymis. c. secrete testosterone. d. produce an alkaline semen. e. ejaculate.

b. deliver spermatozoa to the epididymis.

Contractions of the bulbospongiosus muscles result in Select one: a. impotence. b. ejaculation. c. erection. d. detumescence. e. emission.

b. ejaculation.

The urethral meatus is an opening in the Select one: a. corona radiata. b. glans penis. c. corpus spongiosum. d. prepuce. e. corpus cavernosum.

b. glans penis.

The role of FSH in males is to Select one: a. develop and maintain secondary sex characteristics. b. initiate sperm production in the testes. c. stimulate the nurse cells to produce inhibin. d. stimulate the interstitial cells to produce testosterone. e. influence sexual behaviors and sex drive.

b. initiate sperm production in the testes.

The special type of cell division required to produce gametes is called Select one: a. capacitation. b. meiosis. c. maturation. d. fertilization. e. mitosis.

b. meiosis.

Which of the following is not an action of estrogen? Select one: a. stimulates bone growth b. mimics the symptoms of menopause c. maintains female secondary sex characteristics d. initiates repair of the endometrium e. maintains accessory reproductive organs

b. mimics the symptoms of menopause

The thick muscular layer of the uterus is the Select one: a. uterometrium. b. myometrium. c. endometrium. d. sarcometrium. e. perimetrium.

b. myometrium.

The organ that surrounds the urethra and produces an alkaline secretion is the Select one: a. Bartholin's gland. b. prostate gland. c. bulbourethral gland. d. seminal gland (seminal vesicle). e. preputial gland.

b. prostate gland.

The external marking of the boundary between the two testes is the Select one: a. spermatic cord. b. raphe. c. dartos muscle. d. acrosome. e. tunica albuginea.

b. raphe.

The cells that are formed during spermatogenesis by the first meiosis are called Select one: a. primary spermatocytes. b. secondary spermatocytes. c. spermatogonia. d. spermatids. e. spermatozoa.

b. secondary spermatocytes.

The nurse cells of the seminiferous tubules do all of the following, except that they Select one: a. secrete inhibin. b. secrete testosterone. c. secrete androgen-binding protein. d. maintain the blood-testis barrier. e. support spermiogenesis.

b. secrete testosterone.

Which of the following glands secretes fructose to nourish the sperm? Select one: a. prostate gland b. seminal gland (seminal vesicle) c. nurse gland d. bulbourethral gland e. A, B, and C

b. seminal gland (seminal vesicle)

The organ that produces a secretion that contains fructose, prostaglandins, and fibrinogen is the Select one: a. prostate gland. b. seminal gland (seminal vesicle). c. corpus cavernosum. d. preputial gland. e. bulbourethral gland.

b. seminal gland (seminal vesicle).

Which of the following is greater? Select one: a. the number of primordial follicles in the ovaries at puberty b. the number of primordial follicles in the ovaries at birth

b. the number of primordial follicles in the ovaries at birth

The male reproductive system is most closely associated with which of the following systems? Select one: a. digestive b. urinary c. endocrine d. integumentary e. muscular

b. urinary

Use Figure 26-2 to answer the following questions: Which structure is lined by a ciliated epithelium? Select one: a. 11 b. 1 c. 2 d. 12 e. 9

c. 2

A typical ejaculation releases approximately ________ sperm. Select one: a. 20 million b. 800 million c. 250 million d. 1 million e. 100,000

c. 250 million

Which of the following occurs after a spermatogonium completes cell division? Select one: a. Fusion of diploid nuclei occurs. b. Spermiogenesis begins. c. The daughter cell is directed toward the lumen of the seminiferous tubule. d. Gamete production accelerates. e. Mature spermatozoa enter the lumen.

c. The daughter cell is directed toward the lumen of the seminiferous tubule.

Use Figure 26-2 to answer the following questions:Identify the structure labeled "6." Select one: a. greater vestibular gland b. cervix c. clitoris d. vagina e. uterus

c. clitoris

Which of the following descriptions best matches the term round ligament? Select one: a. supports the uterus laterally b. consists of stratum basalis and stratum functionalis c. enters the inguinal canal d. after ovulation, the ovum is captured by it e. thick layer of smooth muscle cells

c. enters the inguinal canal

The organ that monitors and adjusts the composition of tubular fluid, recycles damaged spermatozoa, and is the site of sperm maturation is the Select one: a. seminal gland (seminal vesicle). b. ductus deferens. c. epididymis. d. rete testis. e. prostate gland.

c. epididymis.

Another term for vulva is Select one: a. labia. b. accessory glands. c. female external genitalia. d. vagina. e. gonads

c. female external genitalia.

Which of the following descriptions best matches the term uterine tube? Select one: a. has stratified squamous epithelium b. covers the glans penis or glans clitoris c. has ciliated epithelium d. where mature sperm are stored and processed e. passes through erectile tissue in males

c. has ciliated epithelium

What structure extends from the lateral surface of the ovary, past the open end of the uterine tube, to the pelvic wall? Select one: a. ovarian hilum b. tunica albuginea c. infundibulopelvic ligament d. uterine ligament e. ovarian ligament

c. infundibulopelvic ligament

The portion of the uterine tube that ends in fingerlike fimbriae is the Select one: a. ampulla. b. proximal segment. c. infundibulum. d. isthmus. e. distal segment.

c. infundibulum.

Testosterone is secreted by the Select one: a. adenohypophysis. b. nurse cells. c. interstitial cells. d. hypothalamus. e. suprarenal cortex.

c. interstitial cells.

Inward projections of the tunica albuginea, known as septa, divide the testis into Select one: a. the epididymis and the testis proper. b. straight tubules. c. lobules. d. rete testorum. e. seminiferous tubules.

c. lobules.

The organ that delivers semen into the female reproductive tract is the Select one: a. corpus cavernosum. b. corpus spongiosum. c. penis. d. ejaculatory duct. e. urethra.

c. penis.

The fold of skin that covers the glans penis is the Select one: a. corpus cavernosum. b. penile urethra. c. prepuce. d. corpus spongiosum. e. ejaculatory duct.

c. prepuce.

Use Figure 26-1 to answer the following questions: Identify the structure labeled "11." Select one: a. seminal gland (seminal vesicle) b. bulbourethral gland c. prostate gland d. ductus deferens e. epididymis

c. prostate gland

Testicular nurse cells function in all of the following ways, except that they don't Select one: a. support meiosis. b. coordinate spermiogenesis. c. secrete progesterone-binding protein. d. secrete Müllerian inhibiting factor. e. serve as a blood-testis barrier.

c. secrete progesterone-binding protein.

The process of spermiogenesis produces Select one: a. spermatogonia. b. spermatids. c. spermatozoa. d. primary spermatocytes. e. secondary spermatocytes.

c. spermatozoa.

This causes a prominent bulge in the surface of the ovary. Select one: a. cortical gyrus b. secondary follicle c. tertiary follicle d. follicular node e. theca interna

c. tertiary follicle

The organ that provides mechanical protection and nutritional support for the developing embryo is the Select one: a. ovary. b. cervix. c. uterus. d. vagina. e. uterine tube.

c. uterus.

.Arrange the four structures listed below into the order in which sperm pass from the testis to the urethral meatus.1. ductus deferens2. urethra3. ejaculatory duct4. epididymis Select one: a. 1, 3, 4, 2 b. 4, 3, 1, 2 c. 1, 4, 3, 2 d. 4, 1, 3, 2 e. 4, 1, 2, 3

d. 4, 1, 3, 2

Secondary sexual characteristics Select one: a. may develop in response to testosterone. b. may develop in response to estrogen. c. are usually apparent at birth. d. A and B only e. A, B, and C

d. A and B only

The pituitary hormone that stimulates the interstitial cells to secrete testosterone is Select one: a. GH. b. ADH. c. FSH. d. LH. e. ACTH.

d. LH.

A male bodybuilder starts taking injections of testosterone (an anabolic steroid) on a daily basis. After 3 weeks, which of the following would you expect to observe? Select one: a. decreased levels of GnRH b. decreased levels of LH and FSH c. increased sex drive d. all of the above e. B and C only

d. all of the above

For erection to occur Select one: a. nitric oxide must be present. b. there must be sufficient blood hydrostatic pressure. c. the sacral spinal cord must be intact. d. all of the above e. A and B only

d. all of the above

The reproductive system Select one: a. produces gametes. b. nourishes gametes. c. stores and transports gametes. d. all of the above e. A and B only

d. all of the above

The reproductive system includes Select one: a. ducts that receive and transport the gametes. b. accessory glands and organs that secrete fluids. c. gonads and external genitalia. d. all of the above e. B and C only

d. all of the above

Interstitial cells produce Select one: a. nutrients. b. inhibin. c. sperm. d. androgens. e. androgen-binding protein.

d. androgens.

After ovulation, the ovary secretes Select one: a. luteinizing hormone. b. estrogen. c. progesterone. d. both B and C e. A, B, and C

d. both B and C

The inferior portion of the uterus that projects into the vagina is the Select one: a. isthmus. b. fornix. c. fundus. d. cervix. e. body.

d. cervix.

The granulosa cells of developing follicles secrete Select one: a. FSH. b. LH. c. progesterone. d. estradiol. e. GnRH.

d. estradiol.

Which of the following does not occur after menopause? Select one: a. FSH secretion increases b. GnRH secretion increases c. menstrual cycles cease d. estrogen levels rise e. ovulation ceases

d. estrogen levels rise

A primary spermatocyte matures into ________ spermatids having ________ chromosomes. Select one: a. four; 46 b. millions of; 46 c. one; 46 d. four; 23 e. millions of; 23

d. four; 23

Fatty folds of skin that encircle and partially conceal the labia minora and vestibule are the Select one: a. fornices. b. vestibular arches. c. mons pubis. d. labia majora. e. ampullae.

d. labia majora.

All of the following are true of the vagina, except that it Select one: a. serves as a passageway for the elimination of menstrual fluids. b. forms the lower portion of the birth canal. c. receives the penis during coitus. d. loses a portion of its lining during menses. e. holds spermatozoa prior to their passage to the uterus.

d. loses a portion of its lining during menses.

The special type of cell division required to produce gametes is called Select one: a. mitosis. b. maturation. c. fertilization. d. meiosis. e. capacitation.

d. meiosis.

The primary follicle develops from the Select one: a. ovarian stroma. b. ovarian hilum. c. ovarian follicles. d. primordial follicle. e. granulosa cells.

d. primordial follicle.

Menstruation is triggered by a drop in the levels of Select one: a. relaxin. b. FSH. c. inhibin. d. progesterone. e. LH.

d. progesterone

Straight tubules originate at the seminiferous tubules and form a maze of passageways called the Select one: a. tunnels of love. b. efferent ducts. c. epididymis. d. rete testis. e. ductus deferens.

d. rete testis.

Sperm production occurs in the Select one: a. rete testis. b. ductus deferens. c. seminal glands (seminal vesicles). d. seminiferous tubules. e. epididymis.

d. seminiferous tubules.

When spermatogonia divide, the daughter cells are called Select one: a. spermatozoa. b. spermatids. c. Sertoli cells. d. spermatocytes. e. spermatogonia.

d. spermatocytes.

During the proliferative phase of the menstrual cycle, Select one: a. the old functional layer is sloughed off. b. the fertilized ovum implants. c. the corpus luteum is forming. d. the functional zone of the endometrium is restored. e. all of the above

d. the functional zone of the endometrium is restored.

Which of the following descriptions best matches the term myometrium? Select one: a. supports the uterus laterally b. after ovulation, the ovum is captured by it c. consists of stratum basalis and stratum functionalis d. thick layer of smooth muscle cells e. supports the uterus anteriorly

d. thick layer of smooth muscle cells

The broad ligament attaches to all of the following organs, except the Select one: a. ovaries. b. uterus. c. uterine tubes. d. urinary bladder. e. oviducts.

d. urinary bladder.

Use Figure 26-2 to answer the following questions: Identify the structure labeled "12." Select one: a. uterus b. labium minus c. ovary d. vagina e. clitoris

d. vagina

If the prostate stopped secreting fluid, this would result in semen Select one: a. with no mucus. b. with less fructose. c. that lacked sperm. d. with a higher than normal pH. e. that was rich in prostaglandins.

d. with a higher than normal pH.

The average length of the menstrual cycle is Select one: a. 35 days. b. 16 days. c. 21 days. d. 19 days. e. 28 days.

e. 28 days.

Interstitial cells Select one: a. respond to luteinizing hormone. b. are also called Leydig cells. c. produce testosterone. d. A and B only e. A, B, and C

e. A, B, and C

Nurse cells Select one: a. coordinate spermatogenesis. b. are found in the seminiferous tubules. c. form the blood-testis barrier. d. A and C only e. A, B, and C

e. A, B, and C

Nurse cells Select one: a. form the blood-testis barrier b. are found in the seminiferous tubules c. coordinate spermatogenesis d. A and C only e. A, B, and C

e. A, B, and C

Which of the following is not a sexually transmitted disease? Select one: a. syphilis b. AIDS c. gonorrhea d. chlamydia Incorrect e. None of the above-all are STDs.

e. None of the above-all are STDs.

The spermatic cord is Select one: a. a layer of smooth muscle in the skin of the scrotal sac. b. the external marking of the boundary between the two chambers of the scrotum. c. a dense layer of connective tissue that surrounds the testis. d. a narrow opening that links the scrotal chamber with the peritoneal cavity. e. a bundle of tissue that contains the ductus deferens, blood vessels, nerves, and lymphatics that serve the testis.

e. a bundle of tissue that contains the ductus deferens, blood vessels, nerves, and lymphatics that serve the testis.

Which of the following statements about the menstrual cycle is true? Select one: a. it is ultimately controlled by GnRH b. often involves painful myometrial contraction Incorrect c. the first occurrence is termed menarche d. is skipped in pregnancy e. all are true

e. all are true

A drug that blocked the enzyme aromatase would do what to a patient? Select one: a. prevent the synthesis of estrogen b. reduce the risk of breast cancer c. bring on symptoms of menopause d. increase the risk of osteoporosis e. all of the above

e. all of the above

During the secretory phase of the menstrual cycle Select one: a. the corpus luteum is formed. b. the fertilized ovum implants. c. progesterone levels are high. d. endometrial glands enlarge. e. all of the above

e. all of the above

Emission and ejaculation Select one: a. is responsible for propelling semen into the female reproductive tract. b. involves contractions of the bulbospongiosus muscle. c. occurs under sympathetic stimulation. d. begins with peristaltic contractions of the ampulla. e. all of the above

e. all of the above

The clitoris Select one: a. is topped by a small erectile glans. b. engorges with blood during sexual arousal. c. contains erectile tissue comparable to the corpora cavernosa of the penis. d. is derived from the same embryonic structures as the penis in males. e. all of the above

e. all of the above

Use Figure 26-2 to answer the following questions: What is produced by the structure labeled "1"? Select one: a. progesterone b. ova c. inhibin d. estrogen e. all of the above

e. all of the above

Which is the function of the ovaries? Select one: a. secretion of hormones b. formation of immature gametes c. secretion of inhibin d. production of oocytes e. all of the above

e. all of the above

Which of the following can be found inside the spermatic cord? Select one: a. lymphatic vessels b. blood vessels c. ductus deferens d. nerves e. all of the above

e. all of the above

Contraction of the cremaster muscles Select one: a. tenses the scrotal sac. b. pulls the testes closer to the body cavity. Incorrect c. propels sperm through the urethra. d. moves sperm through the ductus deferens. e. both A and B

e. both A and B

In a mature human spermatozoan, Select one: a. the acrosome is next to the nucleus. b. the midpiece contains the chromosomes. c. the tail contains the mitochondria. d. the head contains 23 chromosomes. e. both A and D

e. both A and D

Which of the following muscles move the testes towards the body? Select one: a. the cremaster b. the biceps brachii c. the tunica muscularis d. the dartos e. both A and D

e. both A and D

Follicle-stimulating hormone Select one: a. stimulates the thyroid follicles. b. stimulates spermatogenesis. c. stimulates maturation of primordial follicles in the ovary. d. is important only in females. e. both B and C

e. both B and C

Use Figure 26-1 to answer the following questions:What is produced by the structure labeled "7"? Select one: a. seminal fluids b. spermatozoa c. testosterone d. FSH e. both B and C

e. both B and C

Which of the following is not a similarity between the testis and ovary? Select one: a. both respond to luteinizing hormone b. meiosis takes place in both c. both produce gametes d. both respond to follicle-stimulating hormone e. both produce progesterone

e. both produce progesterone

The small paired structures at the base of the penis that secrete a thick, alkaline mucus are the Select one: a. preputial glands. b. prostate glands. c. seminal vesicles. d. Bartholin glands. e. bulbo-urethral glands.

e. bulbo-urethral glands.

Use Figure 26-1 to answer the following questions: Identify the structure labeled "4." Select one: a. testis b. seminal gland (seminal vesicle) c. epididymis d. prostate gland e. ductus deferens

e. ductus deferens

The organ that carries sperm from the epididymis to the urethra is the Select one: a. epididymis. b. ejaculatory duct. c. seminal gland (seminal vesicle). d. corpus cavernosum. e. ductus deferens.

e. ductus deferens.

A rise in the blood levels of follicle-stimulating hormone at the beginning of the ovarian cycle is responsible for Select one: a. menopause. b. ovulation. c. menstruation. d. atresia. e. follicle maturation.

e. follicle maturation.

Which region of the uterine tube captures the ovum? Select one: a. ampulla b. posterior segment c. anterior segment d. isthmus e. infundibulum

e. infundibulum

The round ligaments extend from the Select one: a. base of the uterus and vagina to the lateral walls of the pelvis. b. body of the uterus to the fundus. c. cervix of the uterus to the vagina. d. lateral surface of the uterus to the anterior surface of the sacrum. e. lateral margins of the uterus, through the inguinal canal to the external genitalia.

e. lateral margins of the uterus, through the inguinal canal to the external genitalia.

If oxytocin receptors are blocked, Select one: a. the menses will begin. b. the mammary glands will not secrete milk. c. the mammary glands will be replaced by connective tissue. d. the mammary glands will produce only colostrum. e. milk will not be ejected into the lactiferous sinuses.

e. milk will not be ejected into the lactiferous sinuses.

The region where blood vessels enter the ovary is called the Select one: a. tunica albuginea. b. infundibulopelvic ligament. c. ovarian ligament. d. ovarian umbilical cord. e. ovarian hilum.

e. ovarian hilum.

The surge in luteinizing hormone that occurs during the middle of the ovarian cycle triggers Select one: a. atresia. b. follicle maturation. c. menstruation. d. menopause. e. ovulation.

e. ovulation.

Functions of the accessory glands of the male reproductive system include all of the following, except Select one: a. producing buffers. b. activating the spermatozoa. c. propelling spermatozoa and fluids along the reproductive tract. d. meeting the nutrient needs of spermatozoa for motility. e. production of spermatozoa.

e. production of spermatozoa.

The principal hormone secreted by the corpus luteum is Select one: a. luteosterone. b. LH. c. estrogen. d. FSH. e. progesterone.

e. progesterone.

Semen contains all of the following, except Select one: a. fibrinogen. b. spermatozoa. c. prostaglandins. d. seminal fluid. e. spermatogonia.

e. spermatogonia.

Sperm develop from stem cells called Select one: a. secondary spermatocytes. b. primary spermatocytes. c. spermatids. d. spermatozoa. e. spermatogonia.

e. spermatogonia.

During the menses Select one: a. the corpus luteum is most active. b. a new uterine lining is formed. c. secretory glands and blood vessels develop in the endometrium. d. progesterone levels are high. e. the old functional layer is sloughed off.

e. the old functional layer is sloughed off.

Contraction of the dartos muscle Select one: a. initiates seminal emission. b. produces an erection. c. moves sperm through the ductus deferens. d. propels sperm through the urethra. e. tightens the scrotal sac.

e. tightens the scrotal sac.

The delicate layer of serous membrane that covers the testis is called the Select one: a. lamina propria. b. dartos. c. tunica albuginea. d. median raphe. e. tunica vaginalis.

e. tunica vaginalis.

Use Figure 26-2 to answer the following questions: Identify the structure labeled "2." Select one: a. ovary b. ureter c. clitoris d. vagina e. uterine tube

e. uterine tube

The organ that transports the ovum to the uterus is the Select one: a. myometrium. b. uterosacral ligament. c. infundibulum. d. vagina. e. uterine tube.

e. uterine tube.

The space bounded by the labia minora is the Select one: a. fornix. b. hymen. c. isthmus. d. clitoris. e. vestibule.

e. vestibule.