BIOMEDICINE: Reproductive System Quiz (Miscellaneous)

If a spermatogonoium undergoes mitosis, it will yield: a. 4 spermatids b. 2 spermatogonia c. 2 secondary spermatocytes d. 2 primary spermatocytes

a. 4 spermatids

Which of the following is TRUE? a. Both sperm and PCT cells contain multiple mitochondria. b. The acrosome is found within the flagellum of the sperm and primarily contains digestive enzymes. c. During meiosis, one haploid cell divides twice to form four diploid cells. d. Most spermatids are not found within seminiferous tubules.

a. Both sperm and PCT cells contain multiple mitochondria.

If the sympathetic nerves to the penis were severed: a. Erection would be possible but ejaculation would not b. Ejaculation would be possible but erection would not c. Neither erection nor ejaculation would be possible d. Both erection and ejaculation would still be possible

a. Erection would be possible but ejaculation would not

A lack of functioning bulbourethral glands could result in semen that: a. Is more acidic b. Is more basic c. Has a pH of 14 d. Lacks sperm

a. Is more acidic

The cells that comprise your cerebellum MUST have been made via: a. Mitosis b. Meiosis

a. Mitosis

During ovulation, a secondary oocyte is ejected into the peritoneal cavity a. True b. False

a. True

Which of the following would be farthest from the lumen in a seminiferous tubule? a. Type A spermatogonium b. Sperm c. Spermatid d. Primary spermatocyte

a. Type A spermatogonium

A decrease in ambient air temperature will cause the level of cremaster muscle contraction to: a. increase b. decrease c. stay the same

a. increase

A decrease in plasma [LH] will cause plasma [testosterone] to: a. increase b. decrease c. stay the same

a. increase

A woman taking synthetic progesterone would expect her plasma estrogen levels to: a. increase b. decrease c. stay the same

a. increase

An increase in plasma [inhibin] will cause plasma [FSH] to: a. increase b. decrease c. stay the same

a. increase

As a spermatid is converted into a sperm cell, the number of chromosomes it contains in its nucleus will: a. increase b. decrease c. stay the same

a. increase

As ambient air temperature decreases, the distance between the testes and the abdominopelvic cavity will: a. increase b. decrease c. stay the same

a. increase

As plasma [testosterone] increases beyond normal values, hypothalamic GnRH release will: a. increase b. decrease c. stay the same

a. increase

During days 1-10 of the ovarian cycle the number of primordial follicles in the ovary will: a. increase b. decrease c. stay the same

a. increase

Estrogen causes the rate of bone resorption to: a. increase b. decrease c. stay the same

a. increase

Estrogen causes the viscosity of cervical mucus to: a. increase b. decrease c. stay the same

a. increase

Progesterone causes plasma [LH] to: a. increase b. decrease c. stay the same

a. increase

The conversion of a corpus luteum to a corpus albicans will cause plasma [progesterone] to: a. increase b. decrease c. stay the same

a. increase

An adult male with a tumor that caused hypersecretion of testosterone would be expected to have: a. A greater than normal blood concentration of LH b. A lower than normal blood concentration of LH c. Developing ovaries d. Both A and C are TRUE

b. A lower than normal blood concentration of LH

It is within the ______ that sperm gain the ability to swim. a. Vas deferens b. Epididymis c. Rete testis d. Spongy urethra

b. Epididymis

A majority (i.e., >50%) of primary follicles will become Graafian follicles. a. True b. False

b. False

A normal healthy female does NOT produce testosterone a. True b. False

b. False

A vasectomy will cause a complete cessation of sperm production a. True b. False

b. False

Days 1-5 of the uterine cycle are known as the proliferative phase. a. True b. False

b. False

Ovarian follicles are commonly found within the medulla of the ovary. a. True b. False

b. False

The presence of inhibin in the plasma can act as an indicator of pregnancy a. True b. False

b. False

What hormone causes ovulation? a. GnRH b. LH c. FSH d. Estrogen e. Progesterone

b. LH

Which of the following is CORRECT? a. Number of chromosomes in a spermatogonium > number of chromosomes in an oogonium b. Number of chromosomes in a secondary spermatocyte = number of chromosomes in a secondary oocyte c. Number of vas deferentia in a male = number of ova produced by meiosis of one oogonium d. Size of a polar body > size of an ovum

b. Number of chromosomes in a secondary spermatocyte = number of chromosomes in a secondary oocyte

During days 5-8 of the ovarian cycle, you would expect: a. The corpus luteum to begin secreting progesterone b. Plasma estrogen levels to rise c. The ovarian follicles to decrease in size d. The endometrium to decrease in size

b. Plasma estrogen levels to rise

Which of the following would be present in the ovaries of a 4yr old? a. Secondary oocytes b. Primordial follicles c. Graafian follicles d. Acrosomes

b. Primordial follicles

______________ is the primary hormone secreted by the ovary during the follicular phase. a. HCG b. Progesterone c. Estrogen d. Aldosterone

b. Progesterone

Which of the following does NOT belong? a. Ovary b. Prostate c. Fallopian tube d. Uterus e. Clitoris

b. Prostate

Which of the following is TRUE? a. A zygote is an example of a haploid cell. b. Spermiogenesis is the process by which a spermatid develops into a sperm. c. Type A spermatogonia only divide meiotically. d. Sustentacular cells are primarily found within the medial glans penis.

b. Spermiogenesis is the process by which a spermatid develops into a sperm.

Which of the following is NOT TRUE? a. The layer of the uterus that contains the most actin is the myometrium. b. The external os is the junction between the cervical canal and the uterine cavity. c. The stratum basalis is unresponsive to the cyclic changes in ovarian hormone levels. d. The uterus is posterosuperior to the bladder and anterior to the rectum. e. The normal uterus is in an anteverted position.

b. The external os is the junction between the cervical canal and the uterine cavity.

Which of the following is NOT TRUE? a. The typical site of fertilization is the ampulla of the uterine tube. b. The first polar body and the primary oocyte are both haploid cells. c. The formation of the corpus luteum is stimulated by LH. d. The corpus luteum is maintained during the initial months of pregnancy by HCG. e. The corpus luteum eventually turns into a corpus albicans.

b. The first polar body and the primary oocyte are both haploid cells.

Which of the following is NOT TRUE? a. The longest portion of the male urethra is located in the corpus spongiosum. b. The glans penis is the distal portion of the corpus cavernosa. c. The prepuce is removed during a circumcision. d. There are 3 erectile bodies within the penis. e. The male external genitalia are the penis and scrotum.

b. The glans penis is the distal portion of the corpus cavernosa.

Which of the following is NOT TRUE? a. As plasma levels of testosterone increase, plasma levels of LH will decrease. b. The prostatic urethra transports semen but does not convey urine. c. Seminal fluid contains a coagulating enzyme that thickens semen. d. Ejaculation is caused by an increase in sympathetic output to the penis. e. The midpiece of the sperm cell is packed with mitochondria.

b. The prostatic urethra transports semen but does not convey urine.

A decrease in plasma [testosterone] will cause plasma [LH] to: a. increase b. decrease c. stay the same

b. decrease

During days 5-10 of the ovarian cycle plasma [estrogen] will: a. increase b. decrease c. stay the same

b. decrease

Estrogen causes the thickness of the endometrium to: a. increase b. decrease c. stay the same

b. decrease

Estrogen causes the thickness of the stratum functionalis to: a. increase b. decrease c. stay the same

b. decrease

Progesterone causes body temperature to: a. increase b. decrease c. stay the same

b. decrease

Progesterone causes the thickness of the endometrium to: a. increase b. decrease c. stay the same

b. decrease

Progesterone causes the viscosity of cervical mucus to: a. increase b. decrease c. stay the same

b. decrease

Testosterone causes the body's metabolic rate to: a. increase b. decrease c. stay the same

b. decrease

Put the following in the correct path that a sperm would take. 1) Ampulla of oviduct 2) Internal os of the cervix 3) Uterine cavity 4) Ductus deferens 5) Penile urethra a. 1 - 3 - 2 - 5 - 4 b. 5 - 4 - 2 - 1 - 3 c. 4 - 5 - 2 - 3 - 1 d. 1 - 2 - 3 - 5 - 4

c. 4 - 5 - 2 - 3 - 1

Which part of the sperm is responsible for digesting the corona radiata that covers an ovulated oocyte? a. Flagellum b. Cilia c. Acrosome d. Haploid nucleus

c. Acrosome

Sperm mature in the: a. Sperm do not need to mature b. Clavicular recess of the scrotum c. Epididymis d. Vas deferens

c. Epididymis

Which of the following contains the MOST actin and myosin? a. Endometrium b. Perimetrium c. Myometrium d. Muscularis serosa

c. Myometrium

Cutting the parasympathetic nerves to the penis would: a. Prevent ejaculation only b. Prevent erection only c. Prevent erection and therefore prevent ejaculation d. Prevent neither erection nor ejaculation

c. Prevent erection and therefore prevent ejaculation

Which of the following cell is LEAST likely to be found within a uterine tube? a. Secondary oocyte b. Polar body c. Primary oocyte d. Sperm

c. Primary oocyte

Which of the following is INCORRECT? a. Primary follicle →​​contains a primary oocyte b. Secondary follicle →​​contains a primary oocyte c. Primordial follicle →​​only found in individuals who have gone through puberty d. Graafian follicle →​​largest, most mature follicle type, which is distinguished by its large antrum.

c. Primordial follicle →​​only found in individuals who have gone through puberty

Mr. Hasselback discovered a very small, spherical cell that contained 23 chromosomes, lacked a flagellum and contained a Y chromosome. This cell is most likely a(n): a. Oogonium b. Sperm cell c. Spermatid d. Primary Spermatocyte

c. Spermatid

The morphological change from a spermatid to a sperm cell is known as: a. Spermatogenesis b. Meiosis c. Spermiogenesis d. Mitosis

c. Spermiogenesis

Sexually transmitted diseases such as gonorrhea are more likely to cause peritonitis in females than in males. Which of the following is the most likely reason for this difference? a. Males do not perform meiosis, whereas females do. b. The male urethra performs both urinary and reproductive functions. c. The Fallopian tube is open to the peritoneal cavity d. Male orgasm is usually accompanied by ejaculation of semen

c. The Fallopian tube is open to the peritoneal cavity

Which of the following is NOT TRUE? a. The spermatic cord passes through the inguinal canal b. 2 ejaculatory ducts empty into the prostate gland c. The penile urethra is found within the corpus cavernosa d. The seminal vesicles secrete fructose as a food source for sperm e. Ejaculation is primarily mediated by the sympathetic nervous system

c. The penile urethra is found within the corpus cavernosa

Which of the following would contain the most nuclei? a. Primary oocyte b. Early primary follicle c. Vesicular follicle d. Type B spermatogonium

c. Vesicular follicle

As plasma [estrogen] rises, the thickness of the stratum basalis will: a. increase b. decrease c. stay the same

c. stay the same

Which of the following would be the best candidate for a male birth control pill that did not affect male secondary sexual characteristics? a. A chemical that prevented testosterone synthesis b. A chemical that destroyed all testosterone receptors on body cells c. A chemical that blocked LH release d. A chemical that blocked FSH release

d. A chemical that blocked FSH release

The vagina a. Contains skeletal muscle b. Has ridges called rugae c. Is lined by stratified d. All of the above

d. All of the above

Which of the following is TRUE of the epididymis? a. It is a site of sperm maturation b. Each testis is associated with a single epididymis c. It contains smooth muscle d. All of the above

d. All of the above

Following ovulation, the remaining follicle cells are transformed into a: a. Corpus albicans b. Vesicular follicle c. Secondary hemorrhagicum d. Corpus luteum

d. Corpus luteum

Which of the following is NOT TRUE? a. The fimbriae of the uterine tube contain cilia. b. The opening between the cervical canal and the vagina is the external os. c. The lumen of the fallopian tube is continuous with the peritoneal cavity d. In most women the uterus is retroverted and flexed anteriorly e. The cervical mucosa contains mucus-secreting glands

d. In most women the uterus is retroverted and flexed anteriorly

Which of the following is released by the anterior pituitary gland? a. Androgen binding protein b. Gonadotropin releasing hormone c. Insulin d. Interstitial cell stimulating hormone

d. Interstitial cell stimulating hormone

Which of the following is TRUE of menstruation? a. It occurs during the last days of the uterine cycle b. It is a sloughing off of the endometrial stratum basalis c. It is an event that is in no way affected by plasma [progesterone] d. Menstrual fluid would most likely contain deoxyribonucleic acid

d. Menstrual fluid would most likely contain deoxyribonucleic acid

Which of the following is closest to the liver? a. Stratum functionalis of the endometrium b. Stratum basalis of the endometrium c. Myometrium d. Perimetrium

d. Perimetrium

Which phase of the uterine cycle would coincide with high levels of progesterone? a. Menstrual b. Follicular c. Secretory d. Proliferative

d. Proliferative

Which of the following is NOT TRUE? a. In the uterine tubes, the fimbriae are distal to the infundibulum. b. The oviducts are lined by a ciliated epithelium. c. The external urethral orifice is anterior to the external vaginal orifice. d. Secondary follicles contain secondary oocytes. e. Lactiferous ducts convey milk from the alveoli towards the body exterior.

d. Secondary follicles contain secondary oocytes.

Which of the following cells is haploid? a. Cardiac muscle cell b. Oogonium c. Spermatogonium d. Spermatid

d. Spermatid

Which of the following is NOT TRUE? a. The acrosome is found in the head of the sperm and contains digestive enzymes. b. Fructose and citrate are 2 nutrients found in semen. c. The seminal vesicles are on the posterior surface of the urinary bladder. d. The bulbourethral glands are found just superior to the prostate gland. e. The membranous urethra passes through the urogenital diaphragm

d. The bulbourethral glands are found just superior to the prostate gland.

Which of the following is NOT TRUE? a. The female gametes are called ova b. The male gonads are the testes c. The testes are surrounded by a tunica albuginea and a tunica vaginalis d. The testes' interstitial cells function primarily in FSH secretion

d. The testes' interstitial cells function primarily in FSH secretion

Which of the following is the fewest in number? a. Total number of primordial follicles a woman has in her lifetime. b. Total number of primary follicles a woman has in her lifetime. c. Total number of secondary follicles a woman has in her lifetime. d. Total number of Graafian follicles a woman has in her lifetime.

d. Total number of Graafian follicles a woman has in her lifetime.

Which of the following is NOT TRUE? a. Normally 1 graafian follicle is produced during each menstrual cycle. b. Progesterone causes a slight rise in body temperature. c. In females, meiosis II occurs if and only if fertilization occurs. d. Typically around 5000 oocytes are ovulated in a lifetime.

d. Typically around 5000 oocytes are ovulated in a lifetime.

Which of the following are carried by the components of the spermatic cord? a. Blood b. Lymph c. Sperm d. Action potentials e. All of the above

e. All of the above

Which of the following hormones is found in both males and females? a. LH b. FSH c. Aldosterone d. GnRH e. All of the above

e. All of the above

Which of the following is NOT TRUE? a. A male contraceptive pill that blocked hypothalamic release of gonadotropin releasing hormone would have undesirable side effects. b. A rise in plasma levels of LH will cause a rise in plasma levels of testosterone. c. Spermatogonia are found in the outer rim of the seminiferous tubules. d. The end result of the meiosis of 1 type B spermatogonium is 4 spermatids. e. FSH and LH are released by the posterior pituitary in response to rising levels of GnRH.

e. FSH and LH are released by the posterior pituitary in response to rising levels of GnRH.

Which of the following is NOT TRUE? a. Spermatogenesis consists of meiosis and spermiogenesis. b. A primary spermatocyte is a diploid cell. c. Sertoli cells are large cells within the seminiferous tubules that help regulate sperm synthesis. d. Spermatids are haploid and contain long flagella. e. FSH stimulates the production of androgen binding protein by interstitial cells.

e. FSH stimulates the production of androgen binding protein by interstitial cells.

A l​eiomyoma ​is a very common benign tumor that originates within uterine smooth muscle. Based on this, you could assume that a leiomyoma would most likely be found in the: a. Parietal biliary peritoneum b. Labia minora c. Epididymis d. Lactiferous ductule e. Myometrium

e. Myometrium

Which of the following is the GREATEST? a. Number of sperm produced from a single spermatogonium b. Number of seminiferous tubules in a single testis c. Number of skeletal muscle cells in the internal urethral sphincter d. Length in inches of the membranous urethra e. Number of chromosomes in a spermatid

e. Number of chromosomes in a spermatid

In terms of chromosome number, which of the following is most similar to a spermatid? a. Spermatogonium b. Primary spermatocyte c. Oogonium d. Detrusor cell e. Second polar body

e. Second polar body

Which of the following does NOT secrete hormones involved in the reproductive system? a. Testes b. Hypothalamus c. Anterior Pituitary d. Corpus luteum e. Secondary oocyte

e. Secondary oocyte

Which of the following is the most anterior? a. Anal canal b. Vaginal orifice c. External os d. Internal os e. Urethral orifice

e. Urethral orifice

Fix the false statement by correcting the word in bold: The major secretory product of the Graafian follicle is​*progesterone*

estrogen

Fix the false statement by correcting the word in bold: *Sustentacular* c​ells secrete testosterone.

interstitial

Fix the false statement by correcting the word in bold: The *p​rostatic* u​rethra is the shortest portion of the male urethra.

membranous

Fix the false statement by correcting the word in bold: In the average female ovulation occurs on day *2​1* o​f the menstrual cycle

on day 14

Fix the false statement by correcting the word in bold: The ovary is firmly attached to the uterus by the *round* ligament

ovarian