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T1 - Histology Midterm 3 > Histo. Male Reproduction > Flashcards

Histo. Male Reproduction Flashcards

1
Q

Male gonad

A

testes

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2
Q

The male copulatory organ

A

penis

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3
Q

Testes are suspened in the ___

A

scrotum

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4
Q

The testes are a ______crine gland

A

exo-endocrine

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5
Q

_____ represent the exocrine secretion of the testes

A

spermatozoa

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6
Q

_____ is the endocrine portion of the testes

A

testosterone

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7
Q

Each testes is covered by a thick fibrous capsule called ___

A

tenica albuginea

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8
Q

The tunica albuginea thickens posteriorly to form the _____

A

mediastinum testis

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9
Q

______ divides the testes into multipple lobes

A

septula testis

septum = divide

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10
Q

Each lobule is occupied by very long twisted tubules called ____

A

(convoluted) seminiferous tubules

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11
Q

______ covers the whole testis

A

tunica vaginalis

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12
Q

_____ is where spermatozoa form

A

(convoluted) seminiferous tubules

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13
Q

Seminiferous tubules have 2 types of cells within it

A
  1. supporting cells of sertoli

2. Spermatogenic cells

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14
Q

______ are tall columnar cells that support and nourish the spermatogenic cells

A

supporting cells of sertoli

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15
Q

spermatogenesis is controled by _____ horm

A

FSH

  • also controls ovulation
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16
Q

_____ are the most immature sperm cell

A

spermatogonia

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17
Q

Spermatogonia divide by ___

A

mitosis

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18
Q

Primary spermatocytes divide by _____

A

meiosis (first maturation division)

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19
Q

________divide by meiosis (second maturation division)

A

secondary spermatocytes

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20
Q

_____ (sperm) change their shape

A

spermatids

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21
Q

_____ actually contains the chromosomes (sperm)

A

spermatozoa

  • little baby zoay with the 23 chromosomes
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22
Q

membranous cap of the spermatozoa is called the _____

A

crosome

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23
Q

acrosome produce the enzyme ____ that helps to penetrate the ovum

A

hyaluronidase

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24
Q

______: process by which the spermatogonia develop into spermatids

A

spermatocytogenesis

25
Q

The metamorphosis of spermatids to spermatozoa is called ___

A

spermiogenesis

26
Q

____ cells are groups of cells btw seminiferous tubules

A

interstitial cells (leidig cells)

27
Q

_____ cells secrete testosterone under the influence of LH

A

interstittial cells (leidig cells)

28
Q

leidig cells secrete testosterone under the influence of what hormone

A

LH - luteinizing hormone

L.cell – L. hormone

29
Q

____ are straight tubes at the terminal end of the seminiferous tubules

A

tubuli rectae

30
Q

_____ tubules are the first to receive spermatozoa

A

tubili rectae

31
Q

____ receive spermatozoa from the tubili rectae

A

rete testis

squamous & cuboidal

32
Q

____ receive spermatozoa from the rete testis

A

ductuli efferentis

columnar & cuboidal

33
Q

______ is the site of storage for spermatozoa

A

epididymus

34
Q

duct of epididymus are lined with pseudostratified epithelium with tall microvilli known as ____

A

stereocilia

35
Q

_____ is a muscular continuation of the epididymus

A

vas deferens

36
Q

The mucosa of the vas deferens has three muscular layers . Name them

A
  1. inner longitudinal
  2. middle circular
  3. Outer longitudinal
37
Q

the duct of the seminal vesicle joins with the vas deferens to form the ______

A

ejaculatory duct

38
Q

the ejactulatory duct terminates into the ______

A

prostatic urethra

39
Q

The prostatic urethra is ___ epithelium

A

transitional

40
Q

The seminal vesicle mucosa is hightly ____

A

folded

41
Q

The mucosa of the seminal vesicle are ____ epithelium

A

pseudostratified non-ciliated

42
Q

secretions from the _____ represent 60% of semen

A

seminal vesicle

43
Q

the seminal vesicle secretes _____

A

viscid secretion rich in sugar fructose

44
Q

_____ is the secretory unit of the prostate

A

prostatic acini

45
Q

** prostatic acini are lined with _____ epithelium

A

cuboidal & pseudostratified

46
Q

____ is the opeing into the prostatic urethra

A

ducts of acini

47
Q

prostatic urethra is liked with ____ epithelium

A

transitional

48
Q

_____ received the termination of the prostatic duct and ejaculatory duct

A

prostatic urethra

49
Q

the prostate secretes ______ secretion rich in _______

A

milky secretion rich in - citric acid, acid phosphatase, proteolytic enymes

50
Q

Prostatic secretion represents ____ % of semen

A

30%

51
Q

bulbourethral glands (of cowper) secretes _% of semen

A

5%

52
Q

__ glands secretions lubricate the mm of the penile urethra

A

bulbourethral glands (of cowper)

53
Q

acini in the parenchyma of the bulbourethral glands secrete _____

A

mucous

54
Q

The skin makes a fold over the glans penis called the __

A

prepuce

55
Q

The 2 paired erectile bodies of the penis

A

corpora cavernosa

c.c.= 2

56
Q

The erectile body on the ventral side of the penis is ____

A

corpora spongiosum

s= single

57
Q

the corpora cavernosa are connected by a tough fibrous capsule called the ____

A

tunica albuginea

58
Q

seminal fluid is about __ml containing about __ spermatozoa

A

3 mL

300 million spermatozoa

T1 - Histology Midterm 3 (5 decks)

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