Deck 21: Reproductive Systems

Question 1

The location of the testes allows them to

A) be maintained at a temperature about 1° C (3° F) below normal body temperature
B) be insured of an adequate blood supply
C) be maintained at a temperature about 1° C (3° F) above normal body temperature
D) both b and c above

Answer 1

A

Question 2

The tube that leaves the scrotal sac and enters the abdominal cavity is the

A) epididymis
B) ductus deferens
C) ejaculatory duct
D) urethra

Answer 2

B

Question 3

The scrotum contains which of the following structures?

A) Testes
B) Prostate gland
C) Epididymis
D) Both a and c above

Answer 3

D

Question 4

The essential organ(s)of the male reproductive system is (are)the

A) spermatozoa
B) testes
C) penis
D) scrotum

Question 5

The structure that produces a thick,yellowish fluid that contains fructose and composes about 60% of the seminal fluid volume is the

A) seminal vesicles
B) prostate gland
C) bulbourethral glands
D) seminiferous tubules

Question 6

Oogenesis differs from spermatogenesis because in oogenesis

A) the end product is a cell that contains 46 chromosomes
B) the end product is a cell that contains 23 chromosomes
C) polar bodies are produced
D) none of the above

Question 7

Seminal fluid

A) contains about 100,000 sperm per milliliter
B) is produced primarily by the seminiferous tubule
C) is slightly alkaline
D) both a and c above

Question 8

Which of the following is not a function of testosterone?

A) It is the masculinizing hormone.
B) It causes spermatogonia to undergo a unique kind of cell division at puberty.
C) It has a stimulating effect on protein synthesis.
D) It promotes and maintains the development of the male accessory organs.

Question 9

Sperm cells develop in the

A) interstitial cells
B) tunic albuginea
C) prostate gland
D) seminiferous tubules

Question 10

The tough,whitish membrane surrounding the testes is called the

A) seminiferous tubules
B) interstitial cells
C) tunica albuginea
D) scrotum

Question 11

The tube that carries sperm out of the body and is also part of the urinary system is the

A) epididymis
B) ductus deferens
C) ejaculatory duct
D) urethra

Question 12

The primary spermatocyte

A) produces spermatogonium
B) contains 46 chromosomes
C) contains 23 chromosomes
D) both a and b above

Question 13

The essential organ of the female reproductive system is the

A) uterus
B) ova
C) ovary
D) vagina

Question 14

The acrosome of the sperm cell

A) contains enzymes that help break down the covering of the ovum
B) contains mitochondria
C) produces ATP for sperm cell mobility
D) is a whiplike structure that provides movement for the sperm

Question 15

The midpiece of the sperm

A) supplies enzymes to break down the covering of the ovum
B) contains mitochondria
C) holds 23 chromosomes
D) is a whiplike structure that provides movement for the sperm

Question 16

After ovulation,the hormone-secreting remnant of the follicle is called the

A) corpus luteum
B) antrum
C) graafian follicle
D) granulosa cells

Question 17

Which of the following is not true of estrogen?

A) It is produced by the granulosa cells around the oocytes.
B) It stimulates the proliferation of the epithelial lining of the uterus.
C) It stimulates the development and maturation of the female reproductive organs.
D) All of the above are true of estrogen.

Question 18

The structure that produces a thin,milk-colored fluid that composes about 30% of the seminal fluid volume is the

A) seminal vesicles
B) prostate gland
C) bulbourethral glands
D) seminiferous tubules

Question 19

The tightly coiled tube that lies along the top and sides of the testes is the

A) epididymis
B) ductus deferens
C) ejaculatory duct
D) urethra

Question 20

The spermatids

A) are direct daughter cells of the spermatogonium
B) are direct daughter cells of the secondary spermatocytes
C) contain 23 chromosomes
D) both b and c above

Question 21

The part of the female reproductive cycle during which estrogen secretion reaches its highest level is

A) menarche
B) the secretory phase
C) the proliferative phase
D) menopause

Question 22

The hormones LH and FSH are produced by the

A) ovary
B) corpus luteum
C) anterior pituitary gland
D) adrenal glands

Question 23

Fertilization normally occurs in the

A) ovary
B) oviduct
C) uterus
D) vagina

Question 24

The narrow lower portion of the uterus is called the

A) cervix
B) myometrium
C) body
D) fundus

Question 25

The part of the female reproductive cycle that begins at the end of menses and ends at ovulation is

A) menarche
B) the secretory phase
C) the proliferative phase
D) menopause

Question 26

The portion of the uterus that forms a bulging prominence above the entry point of the oviducts is called the

A) cervix
B) myometrium
C) body
D) fundus

Question 27

The fringelike structures on the funnel-shaped end of the oviduct are called

A) fallopian tubes
B) fimbriae
C) uterine tubes
D) uterine follicles

Question 28

At ovulation,the ovum

A) enters the oviduct directly
B) is assisted into the oviduct by the fimbriae
C) enters the abdominal cavity first
D) both b and c above

Question 29

Which of the following is not true of progesterone?

A) It is produced by the corpus luteum.
B) It stimulates the proliferation of the epithelial lining of the uterus.
C) It is produced by the granulosa cells around the oocyte.
D) None of the above are true of progesterone.

Question 30

The erectile tissue of the female external genitalia is the

A) vestibule
B) clitoris
C) labia majora
D) labia minora

Question 31

The part of the female reproductive cycle that involves passage of part of the inner lining of the uterus and blood is

A) menses
B) the secretory phase
C) the proliferative phase
D) ovulation

Question 32

The structure that lies on either side of the vaginal outlet and secretes a lubricating fluid is the

A) greater vestibular glands
B) clitoris
C) Bartholin's glands
D) labia minora

Question 33

The part of the female reproductive cycle that begins at ovulation and ends at the start of menses is

A) menarche
B) the secretory phase
C) the proliferative phase
D) menopause

Question 34

The hormone that causes the formation of the corpus luteum and is also the ovulation hormone is

A) estrogen
B) LH
C) FSH
D) progesterone

Question 35

The part of the female reproductive cycle that occurs when the egg is released from the ovary is

A) menses
B) the secretory phase
C) the proliferative phase
D) ovulation

Question 36

The part of the female reproductive cycle during which progesterone secretion reaches its highest level is

A) menarche
B) menses
C) the proliferative phase
D) the secretory phase

Question 37

The lactiferous ducts

A) drain milk from the alveoli of the breasts
B) carry milk toward the nipple
C) drain only one lobe of each breast
D) all of the above

Question 38

The muscle layer of the uterus is called the

A) cervix
B) myometrium
C) endometrium
D) fundus

Question 39

The corpus luteum functions as an endocrine gland during part of the female reproductive cycle called

A) menses
B) the secretory phase
C) the proliferative phase
D) menarche

Question 40

The hormone that stimulates the development of the egg follicle in the ovary is

A) estrogen
B) LH
C) FSH
D) progesterone

Question 41

Which of the following is not considered a reproductive duct of the male reproductive system?

A) Epididymis
B) Vas deferens
C) Seminiferous tubule
D) Urethra

Question 42

This hormone stimulates spermatogonia to undergo a unique type of cell division

A) follicle-stimulating hormone
B) luteinizing hormone
C) testosterone
D) gonadotropin-releasing hormone

Question 43

The ejaculatory duct forms as a result of the joining of the

A) epididymis and the seminal vesicle duct
B) ductus deferens and the Cowper's gland duct
C) ductus deferens and the seminal vesicle duct
D) epididymis and the Cowper's gland duct

Question 44

The number of sperm cells ejaculated at one time is about

A) 100,000 to 200,000
B) 300 million to 500 million
C) 1 million to 3 million
D) 3 million to 5 million

Question 45

Which of the following is not true of the penis?

A) It is part of the external genitalia.
B) It deposits sperm in the vagina during intercourse.
C) It has two columns of corpora spongiosum, which surrounds the urethra.
D) All of the above are true of the penis.

Question 46

When gametes unite,they form

A) an ova
B) a zygote
C) a spermatozoa
D) none of the above

Question 47

About what percent of the primary follicles that a woman has at puberty will develop into mature follicles?

A) About 1%
B) About 10%
C) About 50%
D) About 90%

Question 48

The mucous membrane lining of the uterus is the

A) myometrium
B) endometrium
C) fundus
D) cervix

Question 49

Which of the following is not part of the mature sperm cell?

A) Acrosome
B) Midpiece
C) Tail
D) All of the above are part of the mature sperm cell

Question 50

If estrogen in the female is the counterpart of testosterone in the male,then which part of the ovary would be the counterpart of the interstitial cells of the testes?

A) Granulosa cells
B) Egg cell (ovum)
C) Corpus luteum
D) The antrum

Question 51

The correct sequence of structures that sperm pass through to exit the body is

A) ductus deferens, ejaculatory duct, epididymis, urethra
B) ductus deferens, epididymis, ejaculatory duct, urethra
C) epididymis, ductus deferens, ejaculatory duct, urethra
D) epididymis, ejaculatory duct, ductus deferens, urethra

Question 52

The sperm precursor or stem cell is called

A) primary spermatocyte
B) spermatogonia
C) secondary spermatocyte
D) spermatozoa

Question 53

The number of functional gametes produced by one mature egg follicle is

A) 1
B) 2
C) 4
D) 8

Question 54

Which of the following does not describe accessory organs of the male reproductive system?

A) Produce spermatozoa
B) A series of ducts or passageways to carry sperm
C) External genitals
D) Glands that provide secretions to protect and nurture the sperm

Question 55

The number of spermatids that come from one primary spermatocyte is

A) 1
B) 2
C) 4
D) 8

Question 56

Which of the following can only be found in the female reproductive system?

A) Zygote
B) Gametes
C) Gonads
D) Both a and b are only found in the female reproductive system.

Question 57

This gland is also called Cowper's gland and secretes a substance that lubricates the urethra and neutralizes any remaining acidic urine

A) seminal vesicles
B) bulbourethral glands
C) prostate gland
D) epididymis

Question 58

This structure in the testes secretes testosterone

A) tunica albuginea
B) seminiferous tubules
C) spermatogonia
D) interstitial cells

Question 59

Sperm mature and develop their ability to move and swim in this structure

A) epididymis
B) seminiferous tubules
C) ductus deferens
D) ejaculatory duct

Question 60

Which of the following structures is not part of the spermatic cord?

A) Epididymis
B) Nerves
C) Blood vessels
D) Vas deferens

Question 61

As a girl goes from being a newborn to puberty

A) the number of ovarian follicles about doubles
B) less than half of the ovarian follicles become primary follicles
C) most of the primary follicles have become ovarian follicles
D) most of the primary follicles have become mature follicles

Question 62

The epididymis is a tube that permits sperm to pass from the scrotal sac into the abdominal cavity.

Question 63

The testes require a slightly lower temperature than normal body temperature to function properly.

Question 64

The acrosome is a special structure in the sperm cell that contains mitochondria for energy production.

Question 65

The tough,whitish membrane surrounding the testes is called the tunica adventitia.

Question 66

The primary spermatocyte contains only 23 chromosomes.

Question 67

The testes require a slightly higher temperature than normal body temperature to function properly.

Question 68

Which of the following is not part of the female external genitalia?

A) Urethra
B) Clitoris
C) Labia minora
D) All of the above are part of the female external genitalia

Question 69

Testosterone is produced by the seminiferous tubules.

Question 70

This structure is the target organ for gonadotropin-releasing hormone (GnRH)

A) the hypothalamus
B) the uterus
C) the anterior pituitary gland
D) the ovaries

Question 71

One of the functions of testosterone is the stimulation of protein anabolism.

Question 72

The specialized cells used in sexual reproduction are called gametes.

Question 73

Sperm mature and develop their ability to swim as they pass through the epididymis.

Question 74

The midpiece is a part of the sperm cell that supplies ATP so the sperm has the energy to swim.

Question 75

Both the male and female gametes contain only 23 chromosomes.

Question 76

The essential organ of the male reproductive system is the penis.

Question 77

The ductus deferens is a tightly coiled tube that lies along the top and behind the testes in the scrotum.

Question 78

The spermatozoa contain only 23 chromosomes.

Question 79

Sperm develop in the walls of the seminiferous tubules.

Question 80

The name for the tube that carries the ovum to the uterus after ovulation is

A) the uterine tubes
B) the fallopian tubes
C) the oviducts
D) all of the above are names for the tube that carries the ovum to the uterus