Deck 19: The Reproductive System

Question 1

Part of the support network surrounding developing sperm cells are nourishing cells called

A)interstitial cells.
B)nurse cells.
C)seminiferous cells.
D)spermatogonia.
E)spermatozoa.

Answer 1

B

Question 2

After completion of meiosis II,________ daughter cells form during spermiogenesis.

A)2 diploid
B)4 diploid
C)2 haploid
D)4 haploid
E)2 diploid and 2 haploid

Answer 2

D

Question 3

Sperm production occurs in the

A)ductus deferens.
B)seminiferous tubules.
C)epididymis.
D)seminal vesicles.
E)rete testis.

Answer 3

B

Question 4

Spermatozoa are moved along the ductus deferens by

A)hydrostatic force.
B)ciliary action.
C)peristaltic contractions.
D)suction.
E)guide cells.

Question 5

Maturing spermatozoa are stored primarily in the

A)seminiferous tubules.
B)straight tubules.
C)lobules.
D)interstitial areas.
E)epididymis.

Question 6

In adult males,the testes secrete

A)estrogens.
B)androgens.
C)FH and GnRH.
D)progesterone.
E)LSH and FH.

Question 7

The male gonads are the

A)prostate.
B)testes.
C)bulbo-urethral glands.
D)epididymis.
E)penis.

Question 8

Interstitial cells produce

A)sperm.
B)FSH.
C)nutrients.
D)testosterone.
E)androgen-inhibiting protein.

Question 9

The female gonad is called a(n)

A)vestibule.
B)fallopian tube.
C)vagina.
D)clitoris.
E)ovary.

Question 10

The anterior surface of the flaccid (non-erect)penis contains two cylindrical columns of erectile tissues called (the)

A)glans penis.
B)prepuce.
C)corpus spongiosum.
D)corpora cavernosa.
E)penile urethra.

Question 11

Each testis is wrapped in a dense fibrous capsule called the

A)rete testes.
B)tunica albuginea.
C)septa.
D)ductus deferens.
E)dartos muscle.

Question 12

What is the function of the gonads?

A)secrete fluids into the reproductive system ducts
B)connect the uterus with the exterior
C)receive and transport the gametes
D)produce gametes and hormones
E)enclose and support a developing embryo

Question 13

________ are produced at the end of the meiotic divisions in the seminiferous tubules.

A)Spermatogonia
B)Primary spermatocytes
C)Spermatids
D)Secondary spermatocytes
E)Spermatozoa

Question 14

The ejaculatory duct in males is produced by the junction of the ductus deferens with the

A)seminiferous tubules.
B)prostate gland duct.
C)epididymis.
D)acrosomal cap.
E)seminal gland duct.

Question 15

Undifferentiated spermatogenic stem cells are called

A)spermatogonia.
B)spermatids.
C)primary spermatocytes.
D)secondary spermatocytes.
E)sperm.

Question 16

The portion of erectile tissue that surrounds the urethra is the

A)prepuce.
B)glans.
C)corpus spongiosum.
D)corpora cavernosa.
E)corona radiata.

Question 17

In males,meiosis involves ________ cycle(s)of cell division and produces ________ cells,or gametes,each containing 23 individual chromosomes.

A)one; four
B)two; four
C)one; six
D)two; two
E)four; four

Question 18

Slender,tightly coiled tubules originate at the seminiferous tubules and form a maze of passageways called the

A)epididymis.
B)ductus deferens.
C)rete testis.
D)efferent ducts.
E)ejaculatory ducts.

Question 19

The small,paired glands at the base of the penis that produce a lubricating secretion are the

A)seminal vesicles.
B)prostate glands.
C)preputial glands.
D)Bartholin's glands.
E)bulbourethral glands.

Question 20

Seminalplasmin,an antibiotic that may help prevent urinary tract infections in males,is present in fluid secretions from the

A)seminal gland.
B)prostate gland.
C)bulbo-urethral glands.
D)ductus deferens.
E)seminiferous tubules.

Question 21

Capacitation

A)is stimulated by a substance secreted by the epididymis.
B)immobilizes sperm.
C)is responsible for the physical maturation of sperm.
D)occurs only within the male reproductive tract.
E)depends on secretions of the seminal glands.

Question 22

The role of the pituitary hormone LH in males is to

A)stimulate the interstitial cells to produce testosterone.
B)stimulate the sustentacular cells to produce inhibin.
C)initiate sperm production in the testes.
D)develop and maintain secondary sex characteristics.
E)influence sexual behaviors and sex drive.

Question 23

To become active,motile,and fully functional,sperm cells must undergo the process of

A)emission.
B)capacitation.
C)mitosis.
D)meiosis I.
E)fertilization.

Question 24

The hormone responsible for initiating a male's sexual maturation and the appearance of secondary sex characteristics is

A)testosterone.
B)ICSH.
C)FSH.
D)LH.
E)gonadotropin.

Question 25

The waxy material known as smegma is secreted by the

A)bulbo-urethral glands.
B)prostate gland.
C)seminal glands.
D)seminiferous tubules.
E)preputial glands.

Question 26

Contraction of the cremaster muscle

A)causes the characteristic wrinkling of the surface of the scrotum.
B)produces an erection.
C)propels sperm through the urethra.
D)moves sperm through the ductus deferens.
E)moves the testes closer to the body cavity.

Question 27

Parasympathetic innervation of the penile arteries involves neurons that release ________ at their synaptic terminals.

A)nitric oxide
B)dopamine
C)serotonin
D)acetylcholine
E)norepinephrine

Question 28

The muscle beneath the dermis of the skin of the scrotum is the

A)cremaster muscle.
B)myometrium.
C)dartos muscle.
D)detrusor muscle.
E)external os.

Question 29

The tubular gland that produces a secretion that contains fructose,is slightly alkaline,and contributes about 60 percent to the volume of the semen is the

A)prostate gland.
B)bulbourethral gland.
C)corpus cavernosum.
D)seminal vesicle.
E)preputial gland.

Question 30

________ is characterized by failure of the testes to descend into the scrotum by the time of birth.

A)Impotence
B)Cryptorchidism
C)Sterility
D)Incontinence
E)Erectile dysfunction

Question 31

The fluids contributed by the seminiferous tubules and epididymis account for about how much of the volume of semen?

A)75%
B)5%
C)50%
D)10%
E)25%

Question 32

Which hormone from the anterior lobe of the pituitary gland targets the interstitial cells of the testes?

A)FSH
B)testosterone
C)progesterone
D)GnRH
E)LH

Question 33

The secretion of the seminal vesicles contains ________,which forms a temporary semen clot within the vagina after ejaculation.

A)fructose
B)prostaglandin
C)fibrinogen
D)seminalplasmin
E)urine

Question 34

The physical maturation of sperm is called

A)meiosis I.
B)oogenesis.
C)spermatogonia mitosis.
D)spermiogenesis.
E)tetrad formation.

Question 35

Spermatogenesis begins

A)at puberty.
B)during embryogenesis.
C)at birth.
D)at age 3.
E)at age 7.

Question 36

The pituitary hormone that stimulates spermatogenesis is

A)FSH.
B)LH.
C)ACTH.
D)ADH.
E)GH.

Question 37

Removal of the seminal glands would result in semen

A)that lacked sperm.
B)with a higher-than-normal pH.
C)with less fructose.
D)with no lubricating fluids.
E)that lacked androgens.

Question 38

Both centrioles of the spermatid are found in the ________ of the mature sperm.

A)neck
B)head
C)tail
D)middle piece
E)acrosome

Question 39

The most important androgen is

A)progesterone.
B)GnRH.
C)estrogen.
D)prostaglandin.
E)testosterone.

Question 40

The following is a list of structures of the male reproductive tract. 1.ductus deferens
2.urethra
3.ejaculatory duct
4.epididymis
The correct order in which spermatozoa pass through these structures from the testes to the penis is

A)1,3,4,2.
B)4,3,1,2.
C)4,1,2,3.
D)4,1,3,2.
E)1,4,3,2.

Question 41

Label E represents which of the following structures?

A)urinary bladder
B)rectum
C)anus
D)urethra
E)sigmoid colon

Question 42

Label B represents which of the following structures?

A)uterine tube
B)fornix
C)pubic symphysis
D)ovary
E)uterus

Question 43

Label K represents which of the following structures?

A)urinary bladder
B)rectum
C)anus
D)urethra
E)sigmoid colon

Question 44

Label G represents which of the following structures?

A)urinary bladder
B)clitoris
C)labium minus
D)labium majus
E)greater vestibular gland

Question 45

The shallow recess surrounding the cervical protrusion is known as the

A)isthmus.
B)fornix.
C)fundus.
D)body.
E)os.

Question 46

Label D represents which of the following structures?

A)uterine tube
B)fornix
C)pubic symphysis
D)ovary
E)uterus

Question 47

Choose the correct statement about peg cells.

A)They are located within the vestibular bulbs.
B)They secrete mucins within the uterine tubes.
C)Their secretion is necessary for capacitation.
D)Their secretion neutralizes the vagina.
E)They surround the mature Graafian follicle.

Question 48

Identify the correct match.

A)estrogen/produced by interstitial cells
B)inhibin/stimulates FSH secretion
C)androgen/stimulates male climacteric
D)luteinizing hormone/stimulates interstitial cells
E)gonadotropin-releasing hormone/inhibits FSH secretion

Question 49

Label C represents which of the following structures?

A)urinary bladder
B)rectum
C)anus
D)urethra
E)sigmoid colon

Question 50

The tubular structure of the uterus that projects a short distance into the vagina is called the

A)urethra.
B)ejaculatory duct.
C)cervix.
D)perimetrium.
E)isthmus.

Question 51

Label A represents which of the following structures?

A)uterine tube
B)fornix
C)pubic symphysis
D)ovary
E)uterus

Question 52

The female structure that is derived from the same embryonic structures as the penis in males is the

A)vagina.
B)clitoris.
C)vestibule.
D)labia minora.
E)labia majora.

Question 53

Label F represents which of the following structures?

A)urinary bladder
B)clitoris
C)labium minus
D)labium majus
E)greater vestibular gland

Question 54

Choose the correct statement regarding semen.

A)Semen contains glandular secretions with a distinct ionic and nutrient composition.
B)Seminal fluid contains a prostatic enzyme,which functions in liquefying clotted semen.
C)Of the total volume of seminal fluid,the prostate contributes about 60 percent.
D)Seminal fluid contains an abundant amount of a waxy material called smegma.
E)A normal sperm count ranges from 5 million to 15 million spermatozoa per milliliter of semen.

Question 55

Label J represents which of the following structures?

A)urinary bladder
B)rectum
C)anus
D)urethra
E)sigmoid colon

Question 56

Label H represents which of the following structures?

A)urinary bladder
B)clitoris
C)labium minus
D)labium majus
E)greater vestibular gland

Question 57

The hormone responsible for the development and maintenance of female secondary sexual characteristics is

A)estrogen.
B)progesterone.
C)LH.
D)FSH.
E)gonadotropin.

Question 58

Label I represents which of the following structures?

A)urinary bladder
B)clitoris
C)labium minus
D)labium majus
E)greater vestibular gland

Question 59

Which of the following is(are)described as an adipose-containing,fleshy structure that encircles and partially conceals external genital structures?

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

Question 60

The vestibule is

A)a central space surrounded by the labia minora.
B)the inner lining of the uterus.
C)the inferior portion of the uterus.
D)a muscular tube extending between the uterus and the external genitalia.
E)a tube that carries ova from the ovary to the uterus.

Question 61

During the luteal phase of the ovarian cycle,LH levels remain elevated for ________,long enough to stimulate the formation of a functional corpus luteum.

A)5 days
B)24 hours
C)7 days
D)2 days
E)6 hours

Question 62

Label P represents which of the following structures?

A)uterine tube
B)fornix
C)pubic symphysis
D)ovary
E)uterus

Question 63

The average length of the uterine (menstrual)cycle is ________ days.

A)5
B)14
C)20
D)28
E)37

Question 64

Label M represents which of the following structures?

A)urethra
B)fornix
C)vagina
D)cervix
E)fimbriae

Question 65

Two notable exceptions to the overall neutral environment in the human body are the stomach and the

A)testis.
B)ovaries.
C)vagina.
D)prostate gland.
E)uterus.

Question 66

The reddish brown skin that surrounds the nipple is called the

A)vestibule.
B)fornix.
C)zona pellucida.
D)hymen.
E)areola.

Question 67

The ________ are finger-like projections at the end of the uterine tube.

A)internal os
B)isthmus
C)infundibulum
D)fimbriae
E)uterine glands

Question 68

Label O represents which of the following structures?

A)urethra
B)fornix
C)vagina
D)cervix
E)sigmoid colon

Question 69

The layer of visceral peritoneum of the uterine wall is called the

A)isthmus.
B)endometrium.
C)perimetrium.
D)myometrium.
E)internal os.

Question 70

The elastic epithelial fold of variable size,which partially blocks the entrance to the vagina,is called the

A)fornix.
B)clitoris.
C)vestibule.
D)hymen.
E)labia minora.

Question 71

Label N represents which of the following structures?

A)uterine tube
B)fornix
C)pubic symphysis
D)ovary
E)uterus

Question 72

Which uterine layer consists of a superficial functional zone and a deeper basilar zone?

A)endometrium
B)cervix
C)myometrium
D)internal os
E)perimetrium

Question 73

Pelvic inflammatory disease

A)cannot be caused by sexually transmitted pathogens.
B)does not result in fever.
C)can cause virility.
D)can possibly lead to otitis.
E)may be caused by vaginal bacteria.

Question 74

Oogenesis begins

A)by age 5.
B)at puberty.
C)by age 10.
D)at birth.
E)during embryonic development.

Question 75

In the mammary glands,15 to 30 of these expanded chambers open onto the surface of each nipple.

A)lobes
B)lobules
C)lactiferous ducts
D)lactiferous sinuses
E)suspensory ligaments

Question 76

The phase of the uterine cycle that begins in the days following the completion of menses as the surviving epithelial cells multiply and spread across the surface of the endometrium is the ________ phase.

A)pre-ovulatory
B)secretory
C)proliferative
D)puerperal
E)meiosis

Question 77

The inner lining of the uterus is called the

A)myometrium.
B)internal os.
C)perimetrium.
D)endometrium.
E)cervix.

Question 78

The process of oogenesis produces ________ viable ovum/ova.

A)one
B)two
C)three
D)four
E)eight

Question 79

Cessation of the normal adult menstrual cycle for six months or more is called

A)dysfunction.
B)amenorrhea.
C)menarche.
D)puberty.
E)dysmenorrhea.

Question 80

Label L represents which of the following structures?

A)urethra
B)fornix
C)vagina
D)cervix
E)fimbriae