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AnaPhy Lec (FINALS) > Male Reproductive System > Flashcards

Male Reproductive System Flashcards

1
Q

The branch of medicine that deals with male disorders, especially infertility and sexual dysfunction, is called

A

Andrology

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2
Q

where sperm cells develop; sperm cell factory

A

Seminiferous tubules

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3
Q

nourish sperm cells and release the hormone inhibin

A

Sustentacular or Sertoli cells

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4
Q

produce the sex hormone testosterone

A

Leydig cells or interstitial cells

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5
Q

passageway for ejaculation of semen and excretion of urine

A

Penis, specifically urethra

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6
Q

Contains the testes

A

Scrotum

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7
Q

connective tissue that seperates the testes

A

Septum

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8
Q

Contracts in cold temperatures; ausing the skin to become firm and wrinkled

A

Dartos muscle

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9
Q

Extensions of the internal oblique abdominis muscle into the scrotum; surrounds the testes so that they are pulled closer to the body, raising their temperature.

A

Cremaster muscle

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10
Q

Responsible for pulling testes coser to the body to raise the temperature

A

Cremaster muscle

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11
Q

Normal sperm production requires a temperature about ____ below core body temperature.

A

2 - 3 degree celcius

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12
Q

Part of penis that covers the structures below or inferiorly

A

Tunica albuginea

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13
Q

erectile tissue; contains of numerous blood sinuses or vascular spaces that are lined with endothelial cells

A

Corpora cavernosa

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14
Q

being pierced by the urethra

A

Corpus spongiosum

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15
Q

How many corpora cavernosa are there

A

2

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16
Q

Expansion of its blood sinuses under the influence of sexual excitation; causes the penis to stiffen

A

Erection

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17
Q

sympathetic reflex; release of semen (Seminal Fluid)

A

Ejaculation

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18
Q

Expanded distal end of corpus spongiosum (covers distal ends of corpora cavernosa)

A

Glans penis

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19
Q

traverses the corpus spongiosum

A

Penile/Spongy urethra

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20
Q

Paired oval glands

A

Testes

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21
Q

Weight of testes each

A

10 - 15 grams

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22
Q

Length of testes

A

5 cm

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23
Q

Diameter of testes

A

2.5 cm

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24
Q

Collection of serous fluid within the tunica vagialis caused by an inflammation that does not require treatment.

A

Hydrocele

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25
Q

remain dormant during childhood and they will be actively begin during adolescence

A

Spermatogonium

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26
Q

supporting cells; serve as blood testes barrier; very protective of the developing sperm cell

A

Sustentacular cell nucleus (Sertoli Cells)

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27
Q

generation of sperm cells

A

Spermatogenesis

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28
Q

Each day about _______ sperm complete the process of spermatogenesis

A

300 million

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29
Q

Length of sperm

A

60 um (microns)

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30
Q

Contains a nucleus with 23 highly condensed chromosome

A

Head of sperm

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31
Q

Covers the anterior 2/3 of the nucleus

A

Acrosome

32
Q

Cuplike vesicle that is filled with enzymes that help the sperm penetrate a secondary oocyte to bring about fertilization

A

Acrosome

33
Q

Longest portion of the tail of sperm

A

Principal piece

34
Q

terminal portion of the sperm

A

End piece

35
Q

Most sperms do not survive more than ___ hours within the female reproductive tract

A

48 hours

36
Q

Hypothalamus secretes what hormone to stimulate the anterior pituitary

A

gonadotropin releasing hormones (GnRH)

37
Q

hormone; It’s important to stimulate spermatogenisis; for spermatogenic cells

A

Follicles stimulating Hormones (FSH)

38
Q

hormone that simulates secretion of testosterone from the leydig cells

A

Luteinizing Hormones (LH)

39
Q

hormone; Very important for the production of male pattern development; secondary cells characteristics of the male

A

Dihydro-testosterone (DHT)

40
Q

Very short ducts from the lumen of seminiferous tubules

A

Straight tubules

41
Q

A network of ducts in the testis

A

Rete testis

42
Q

Series of coiled ducts in the epididymis

A

Efferent ducts

43
Q

continuation of the efferent duct where efferent ducts drain into

A

ductus epididymis

44
Q

Pathway of sperm

A

Sperm → Seminiferous Tubules → Straight tubules → Rete Testis → Efferent Ducts → ductus epididiymis

kulang ‘to akshuali pero idk kung ano na ang sumunod amen

vas deferens and next then ejaculatory duct, penis (urethra), outside of the body

45
Q

Site of sperm maturation; stores sperm

A

Epididymis

46
Q

Any stored sperm that are not ejaculated are eventually reabsorbed here; sperms learn how to swim

A

Epididymis

47
Q

structure from the epididymis toward the urethra by peristaltic contractions of its muscular coat; can also store sperm

A

Vas Deferens

48
Q

Cutting the portion of vas deferens to avoid sperm cells getting out

A

Vasectomy

49
Q

contents of spermatic cord

A

Ductus (vas) deferens
Testicular artery
pampiniform plexus
Autonomic nerves
Lymphatic vessels
Cremaster muscle

50
Q

Swelling in the scrotum; dilation of the veins that drain the testes

A

variocele

51
Q

Length of ejaculatory duct

A

2 cm

52
Q

What ducts are united to form the ejaculatory duct

A

Seminal vesicle duct and ampulla of ductus deferens

53
Q

Eject sperm into the urethra

A

Ejaculatory duct

54
Q

Shared terminal duct of the reproductive and urinary systems

A

Urethra

55
Q

Subdivisions of urethra

A

Prostatic urethra
Membranous/Intermediate urethra
Spongy urethra

56
Q

Length of prostatic urethra

A

2-3cm

57
Q

Length of spongy urethra

A

15-20cm

58
Q

Tip of spongy urethra

A

External urethral orifice

59
Q

Seminal vesicle, type of secretion

A

Viscous fluid

60
Q

65-70% contribution to seminal fluid

A

Seminal vesicle

61
Q

pH of seminal vesicle secretion

A

alkaline, basic bitch

62
Q

Contributes 20% to the formation of seminal fluid

A

Prostate

63
Q

Secretion type of prostate

A

Milky

64
Q

pH of Prostate secretion

A

6.5 pH, acidic (parang ikaw, amana kakakape ha)

65
Q

Enumerate contents of prostate secretion

A

Citric acid
PSA (prostate specific antigen)
Acid phosphatase
Seminalplasmin – antibiotic that can destroy bacteria

66
Q

Least contributed to the formation of seminal fluid

A

Bulbourathral Glands

67
Q

Type of secretion of bulbourethral gland

A

Mucus

68
Q

pH of bulbourethral gland secretion

A

alkaline, basic bitch

69
Q

Why does the glands secrete alkaline fluid

A

To neutralize the acids from urine in the urethra

70
Q

Bulbourethral gland contain sperm cells; T of F

A

False

71
Q

Mixture of sperm and seminal fluid

A

Semen

72
Q

Provides the fluid in which sperms are transported

A

Semen

72
Q

Provides the fluid in which sperms are transported

A

Semen

73
Q

pH of semen

A

slightly alkaline

74
Q

Why is semen slightly alkaline

A

To neutralize the acidity of the male urethra and the vagina

AnaPhy Lec (FINALS) (5 decks)

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