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RT 211 > 10.3 The Male Reproductive System > Flashcards

10.3 The Male Reproductive System Flashcards

1
Q

also called the male gonad, is the organ that produces spermatozoa

A

Testis or testicle

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2
Q

is the male reproductive cell, the sperm, male sex cell, or seed and is formed in the testis

A

Spermatozoon

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3
Q

is the production of spermatozoa, and includes the divisions necessary to produce mature spermatozoa, each with 23 chormosomes

A

Spermatogenesis

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4
Q

is a thick white fluid containing spermatozoa and the secretions of the other male reproductive glands

A

Semen

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5
Q

in the male, is the age at which the testes begin to produce mature spermatozoa, with an increase in the secretions of the male sex hormones, the androgens.

A

Puberty

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6
Q

These stimulate the development of the secondary sexual characteristics: the enlargement of the penis, and the testes, the appearance of the whiskers, the change in voice, and a change in the attitude towards the female

A

Puberty

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7
Q

the prevention of mature spermatozoa from being discharge from the male organs

A

Sterilization

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8
Q

any procedure by which spermatozoa are prevented from forming

A

Castration

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9
Q

it the ability to produce offspring by a spermatozoon uniting with an ovum

A

Fertility

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10
Q

Male gamete

A

male reproductive cell, spermatozoon

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11
Q

orchis

A

Testes

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12
Q

Two glands in the male that produce spermatozoa. 4 to 5 cm or 2 inches in length and lies vertically

A

Testes

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13
Q

large number of lobules or compartments

A

Testes

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14
Q

1 to 3 minute coiled tubules

A

seminiferous tubules

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15
Q

15 to 20 larger tubules

A

efferent duct

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16
Q

single tube

A

epididymis

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17
Q

is a sac that is suspended below the pubic arch, anterior to the upper thighs

A

Scrotum

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18
Q

consists of an expanded end, a constricted neck, a short body and a long tail

A

Spermatozoon

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19
Q

a single globular gland that is located in the male pelvis below the urinary bladder

A

Prostate Gland

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20
Q

composed of many secreting tubules that join together to form about 20 small ducts and empties into the prostatic part of the urethra

A

Prostate Gland

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21
Q

secretes a watery fluid that forms part of the semen

A

Prostate Gland

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22
Q

are two elongated nodular glands that lie obliquely in the pelvis posterior to the bladder

A

right and left seminal vesicles

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23
Q

about 7.5 cm or 3 inches in length

A

Seminal vesicles

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24
Q

consists of a single tubule that is coiled upon itself that secretes a part of the semen

A

Seminal vesicles

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25
Q

each seminal vesicle tubule ends in an excretory duct that joins the corresponding deferent duct to form the ______

A

ejaculatory duct

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26
Q

small pea shaped glands lie one on each side of the membranous part of the urethra

A

Bulbourethral Gland

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27
Q

secretions from part of the semen

A

Bulbourethral Gland

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28
Q

lies posterior to the testis is composed of a single tube that is repeatedly coiled upon itself. It would stretched about 20 feet long

A

Epididymis (epdidymides)

29
Q

Epididymis begins at the upper end of the testis by the union of the 15 or 20 efferent tubules formed by the minute tubules - _____

A

Seminiferous tubules

30
Q

A continuation of the epididymis. It terminated by joining the excretory duct of the same side to form the ejaculatory duct

A

Deferent Duct – ductus deferens

31
Q

vessel

32
Q

is formed by the union of a deferent duct with the corresponding excretory duct from the seminal vesicle

A

Ejaculatory Duct

33
Q

male organ of copulation

34
Q

It is cylindrical and when flaccid hangs down below the pubes, and anterior to the upper thighs

35
Q

Penis length

A

15 cm or 6 inches

36
Q

Penis consist of 3 cylinders of erectile tissue:

A

o 2 Corpora cavernosa

o 1 Corpora spongiosum

37
Q

2 cylinders of erectile tissue that occupy the lateral and upper parts of the organ

A

Corpora cavernosa

38
Q

a single smaller cylinder of erectile tissue that extends from the membranous urethra to the end of the penis. It is centrally located.

A

Corpora spongiosum

39
Q

The penile or spongy part of the urethra (3rd part) runs through the center of the corpus spongiosum, and opens at the gland by slitlike orifice, the external opening (orifice)

A

Corpora spongiosum

40
Q

is a tissue that when filled with blood enlarges and becomes firm

A

Erectile tissue

41
Q

is a small ropelike structure that extends from the scrotum on each side up over the pubic bone to the anterior abdominal wall

A

Spermatic cord

42
Q

produces spermatozoa, and secretes androgens, the male gonadal (sex) hormones

43
Q

Seminiferous tubules in the testis form

A

spermatozoa, the male reproductive cells

44
Q

are secreted by interstitial cells in the testis

A

Androgens, testosterone and androsterone, male gonadal hormones

45
Q

stimulate growth in the young male, and development of the secondary sex characteristics at puberty

46
Q

is a very tortuous passage that conveys spermatozoa from the epididymis to the ejaculatory duct in the pelvis

A

Epididymis

47
Q

is a passage that conveys spermatozoa from the epididymis to the ejaculatory duct in the pelvis

A

Deferent Duct

48
Q

is a small gland that secretes part of the semen

A

Seminal vesicle

49
Q

conveys the secretion of the seminal vesicle to the deferent duct to mix with spermatozoa

A

duct of the seminal vesicle

50
Q

conveys spermatozoa and the secretion of the seminal vesicle to the prostatic urethra

A

ejaculatory duct

51
Q

It is formed by the union of the ducts of the seminal vesicle and the deferent duct

A

ejaculatory duct

52
Q

secretes part of semen

A

prostate gland

53
Q

open into the prostatic urethra and convey prostatic secretion into the urethra to mix with spermatozoa

A

Small prostatic ducts

54
Q

secrete part of the semen and have ducts opening into the urethra

A

Bulbourethral glands

55
Q

conveys semen containing spermatozoa, through the penis into the vagina at intercourse

56
Q

contains spermatozoa as well as the secretions of the seminal vesicles prostate gland, and bulbourethral glands

57
Q

seed

58
Q

external urethral opening on the upper dorsal surface of the penis, not at its end

A

Epispadias

59
Q

the external urethral opening is on the under surface (ventral surface) of the penis

A

Hypospadias

60
Q

non-descent of the testes into the scrotum they remain in the abdomen or in the anterior abdominal wall

A

Cryptorchidism

61
Q

an inflammation of the epididymis

A

Epididymitis

62
Q

a removal of the epididymis

A

Epididymectomy

63
Q

inflammation of the testis

64
Q

an enlargement of the prostate gland that frequently occurs in older males

A

Prostatism

65
Q

removal of the prostate gland

A

Prostatectomy

66
Q

pieces of prostatic tissue are removed through the urethra by a cystoscope with a special cutting blade

A

Transurethral prostatectomy

67
Q

a cancer of the tubules of the testis

68
Q

sterilization of the male by the removal of a segment of the vas deferens where it lies in the spermatic cord close to skin

69
Q

the removal of the fold of skin covering the glans penis (the foreskin or prepuce) in male children

A

Circumcision

RT 211 (23 decks)

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