Male Repreoductive System Flashcards

1
Q

Testes

A
  • paired organs located in the scrotrum
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2
Q

Testes layers

A

Tunicia albuginea - tunica vaginalis - cremaster - scrotum (dartos fascia - skin)

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3
Q

Cremaster

A

Muscle of balls, extensions of the internal abdominal oblique

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4
Q

Scrotum

A

Innervated by sympathetic fibers of genitofermoral nerve

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5
Q

Epididymis

A

Where mature sperm is stored
Has tail - body - head

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6
Q

Inguinal canal

A

Spermatic cord
Vas deferents
Blood supply : testicular artery

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7
Q

What vein does the left testicular vein go into

A

Renal vein

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8
Q

Head of soerm

A

Acrosome - enzymes for breakdown of egg membrane

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9
Q

Mid piece of sperm

A

Engine (proteins + mitochondria)

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10
Q

Tail of sperm

A

Mobility

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11
Q

Seminal vesicles

A
  • 2
  • contribute 60%
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12
Q

Prostate gland

A
  • 1
  • contributes 30%
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13
Q

Bulbourethral (cowper’s) gland

A
  • 2
  • contribute 5%
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14
Q

Seminiferous tubules

A

Contain Sertoli cells that make sperm and interstitial cells that make testosterone
Inside of testes

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15
Q

Corpora cavernosa

A
  • 2
  • contains erectile tissue
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16
Q

Corpus spongiosum

A
  • 1
  • contains erectile tissue and urethra
17
Q

Prepuce

A

Foreskin

18
Q

Parasympathetic innervation

A

Erection

19
Q

Sympathetic innervation

A

Ejaculation

20
Q

Spermatic cord

A
  • goes through inguinal canal
  • vas deferens
  • testicular artery and veins
  • pampiniform plexus of veins
  • nerves : genitofemoral, ilioinguinal
21
Q

Vascular supply to testes and spermatic cord

A
  • testicular artery
  • cremaster artery
  • internal pudendal artery
  • external pudendal artery