Deck 23: The Reproductive Systems

Question 1

Which of the following is not found in the scrotum?

A) testis
B) epididymis
C) lower part of the ductus deferens
D) All of the above are found in the scrotum.

Answer 1

All of the above are found in the scrotum.

Question 2

The essential organ of the male reproductive system is the

A) testis
B) prostate gland
C) penis
D) All of the above are essential organs.

Answer 2

testis

Question 3

Which is a comma-shaped coiled tube structure that lies along the top of and behind the testis?

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

Answer 3

epididymis

Question 4

The function of the acrosome in the sperm is to

A) store mitochondria to supply energy to the sperm
B) store enzymes to help break down the covering of the ovum
C) reduce the number of chromosomes from 46 to 23
D) propel the sperm

Question 5

Which gland lies just below the bladder and produces a thin milk-colored fluid that makes up about 30% of the seminal fluid?

A) seminal vesicle
B) prostate gland
C) bulbourethral gland
D) ejaculatory gland

Question 6

The function of testosterone is to

A) masculinize the male
B) promote and maintain the development of the male accessory organs
C) stimulate protein anabolism
D) All of the above are functions of testosterone.

Question 7

Which of the following is not true of the corpus spongiosum?

A) It is erectile tissue in the penis.
B) It surrounds the urethra.
C) There are two columns of corpus spongiosum in the penis.
D) All of the above are true of the corpus spongiosum.

Question 8

Which of the following is a condition in which the opening of the urethral meatus is on the dorsal surface of the gland or penile shaft?

A) cryptorchidism
B) benign prostatic hypertrophy
C) hypospadias
D) epispadias

Question 9

The gonads include the _____ in the _____ and the _____ in the _____.

A) ova; female; sperm; male
B) penis; male; vulva; female
C) testes; male; ovaries; female
D) both A and C

Question 10

Oligospermia can cause

A) sterility
B) cryptorchidism
C) infertility
D) All of the above conditions can be caused by oligospermia.

Question 11

The condition in which the testes fail to descend into the scrotum is called

A) oligospermia
B) cryptorchidism
C) benign prostatic hypertrophy
D) hypospadias

Question 12

Which tube is found in the lobes of the testis and makes up most of the mass of testicular tissue?

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

Question 13

The function of the midpiece of the sperm is to

A) store mitochondria to supply energy to the sperm
B) store enzymes to help break down the covering of the ovum
C) reduce the number of chromosomes from 46 to 23
D) propel the sperm

Question 14

Which gland produces a thick,yellowish fluid that contains fructose and makes up about 60% of the seminal fluid?

A) seminal vesicle
B) prostate gland
C) bulbourethral gland
D) ejaculatory gland

Question 15

The hormone that stimulates spermatogenesis is

A) testosterone
B) follicle-stimulating hormone
C) luteinizing hormone
D) androgenic hormone

Question 16

Which tube permits sperm to exit the scrotum and is part of the spermatic cord?

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

Question 17

Viagra would have its greatest effect on the

A) number of sperm cells produced
B) corpus spongiosum and cavernosum
C) amount of testosterone in the blood
D) quantity of seminal fluid produced

Question 18

The reproductive cells are called

A) ovum
B) sperm
C) gametes
D) all of the above

Question 19

Each testis is surrounded by a tough,whitish membrane called the

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

Question 20

Which gland is also called the Cowper gland and supplies only about 5% of the seminal fluid?

A) seminal vesicle
B) prostate gland
C) bulbourethral gland
D) ejaculatory gland

Question 21

An inflammation of the uterine tubes is called

A) salpingitis
B) oophoritis
C) vaginitis
D) endometriosis

Question 22

The narrow,lower part of the uterus is called the

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

Question 23

The absence of normal menstruation is called

A) dysmenorrhea
B) amenorrhea
C) dysfunctional uterine bleeding
D) endometriosis

Question 24

The phase of the menstrual cycle that directly follows ovulation is called

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

Question 25

Which of the following is the hormone most responsible for stimulating immature ovarian follicles to start growing?

A) estrogen
B) progesterone
C) follicle-stimulating hormone
D) luteinizing hormone

Question 26

Which of the statements below is not descriptive of the accessory structures of the male reproductive system?

A) They produce spermatozoa.
B) They are passageways that carry sperm to the exterior.
C) They are the external reproductive organs.
D) All of the above statements describe accessory structures of the male reproductive system.

Question 27

The part of the uterus that lies above the point where the uterine tubes attach is called the

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

Question 28

The hormone progesterone

A) is produced by the corpus luteum
B) causes the development of the secondary sex characteristics
C) is responsible for the development of the female body contours
D) All of the above are true of progesterone.

Question 29

Which of the following is not a function of estrogen?

A) development and maturation of the female reproductive organs
B) initiation of the first menstrual cycle
C) appearance of pubic hair and breast development
D) All of the above are functions of estrogen.

Question 30

Which of the following is the hormone most responsible for ovulation?

A) estrogen
B) progesterone
C) follicle-stimulating hormone
D) luteinizing hormone

Question 31

Which statement does not describe a characteristic of asexual reproduction?

A) It requires only one parent.
B) It produces offspring with greater variability.
C) It produces offspring that age genetically like the parent.
D) All of the above are true of asexual reproduction.

Question 32

After ovulation,the ruptured follicle is transformed into the hormone-secreting structure called the

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

Question 33

A mature ovum in its sac is sometimes called a(n)

A) oocyte
B) primary follicle
C) graafian follicle
D) ovarian follicle

Question 34

Which of the following structures in the female external genitalia is composed of erectile tissue?

A) labia majora
B) labia minora
C) clitoris
D) mons pubis

Question 35

Which of the following is not another name for the uterine tubes?

A) oviduct
B) fimbriae
C) fallopian tubes
D) All of the above are alternate names for the uterine tubes.

Question 36

The muscular layer of the uterus is called the

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

Question 37

The phase of the menstrual cycle that directly precedes ovulation is called

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

Question 38

Which of the following is not true of the vagina?

A) It is part of the female external genitalia.
B) It receives sperm during intercourse.
C) It is the last part of the birth canal.
D) All of the above are true of the vagina.

Question 39

A sharp drop in which of the following hormones causes menstruation?

A) estrogen
B) progesterone
C) follicle-stimulating hormone
D) both A and B

Question 40

Oogenesis differs from spermatogenesis in that in oogenesis

A) cells with only 23 chromosomes are formed
B) there is only one functional gamete produced
C) there are four functional gametes produced
D) both A and C

Question 41

The primary spermatocyte contains 23 chromosomes.

Question 42

The tough,whitish membrane that surrounds each testis is called the tunica albuginea.

Question 43

Which of the following does not describe an accessory structure of the female reproductive system?

A) ducts that extend from near the ovary to the exterior
B) external genitals
C) produce ova
D) All of the above describe accessory structures of the female reproductive system.

Question 44

The union of gametes produces a zygote.

Question 45

The sperm precursor cell or stem cell is called the

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

Question 46

Testosterone is secreted by the

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

Question 47

Inflammation of the ovaries is called

A) pelvic inflammatory disease
B) oophoritis
C) salpingitis
D) candidiasis

Question 48

The interstitial cells produce testosterone.

Question 49

The seminiferous tubules make up the bulk of the tissue of the testes.

Question 50

Which of the following is not true of the corpus cavernosum?

A) It is erectile tissue.
B) It surrounds the urethra.
C) There are two columns of corpus cavernosum in the penis.
D) All of the above are true of the corpus cavernosum.

Question 51

Both the ova and sperm are considered gametes.

Question 52

At birth,a baby girl has about 1 million _____ follicles.

A) ovarian
B) primary
C) secondary
D) graafian

Question 53

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

Question 54

The main reason that the testes are located in the scrotum is to ensure that the increased temperature needed for sperm development can be maintained.

Question 55

Which of the following is not true of seminal fluid?

A) It contains secretions of accessory glands.
B) It contains gametes.
C) It is slightly acidic.
D) All of the above are true of seminal fluid.

Question 56

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

A) the head of the sperm that contains the nucleus
B) the acrosome that contains enzymes
C) the midpiece that generates energy
D) the cilia,which allow the sperm to swim

Question 57

Zygotes are only produced by organisms that reproduce sexually.

Question 58

The stem cells for spermatogenesis are the primary spermatocytes.

Question 59

Sperm cells mature within the interstitial cells.

Question 60

Which is not a cause of swelling of the scrotum?

A) hydrocele
B) BHP
C) inguinal hernia
D) All of the above are causes of swelling of the scrotum.

Question 61

The mitochondria in the sperm's midpiece supply energy by breaking down ATP.

Question 62

The corpus spongiosum and cavernosum are erectile tissue in the penis.

Question 63

The prostate gland produces a milk-colored fluid that makes up about 60% of the seminal fluid.

Question 64

The ductus deferens is contained completely within the scrotum.

Question 65

The ductus deferens carries sperm out of the scrotum and is part of the spermatic cord.

Question 66

The bulbourethral gland produces a lubricating secretion that makes up about 5% of the seminal fluid.

Question 67

The ductus deferens and the vas deferens are the same structure.

Question 68

Sperm cells develop in the walls of the seminiferous tubules.

Question 69

The spermatids contain 23 chromosomes.

Question 70

It is important for human gametes to have only 23 chromosomes so that the zygote will have the correct number of chromosomes.

Question 71

The acrosome stores mitochondria that provide energy for the sperm.

Question 72

The epididymis carries sperm out of the scrotum and becomes part of the spermatic cord.

Question 73

One function of testosterone is the promotion and maintenance of the male accessory organs.

Question 74

The epididymis is contained completely within the scrotum.

Question 75

Each 3 to 5 ml of seminal fluid contains up to 10 million sperm.

Question 76

Chemically,testosterone is a steroid and because of its function,it can be called an anabolic steroid.

Question 77

The sperm cell is one of the largest and most specialized cells in the male body.

Question 78

The seminal vesicles produce a yellowish fluid that contains fructose and makes up about 30% of the seminal fluid.

Question 79

There are two columns of the corpus spongiosum and one column of the corpus cavernosum.

Question 80

The function of the acrosomes of the sperm is digestion.