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HISTO Block 4 > Male Reproductive #2 > Flashcards

Male Reproductive #2 Flashcards

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1
Q

what are the two things that tubuli recti have to move sperm

A

microvilli

single flagellum

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2
Q

what is the epithelium of rete testis

A

simple cuboidal

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3
Q

what do the tubuli recti and the rete testis have in common

A

they both have flagellum

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4
Q

what is the collection of 10-20 tubules leading from the rete testis to the ductus epididymis

A

ductuli efferentes

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5
Q

what is the lining of the ductuli efferentes

A

simple

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6
Q

what has alternating clusters of non ciliates cuboidal and ciliated columnar cells

A

ductuli efferentes

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7
Q

what are the 3 important things about the cuboidal cells in the ductuli efferetns

A
  • microvilli
  • lysosomal granules
  • reabsorb fluid from semen
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8
Q

what cells in the ductuli efferents aid in transporting the non motile spermatozoa toward the epididymis

A

ciliated columnar cells

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9
Q

what underlies the basil lamina surrounding the efferent ductules epithelium

A

a thin circular layer of smooth muscle

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10
Q

what are the 2 excretory genital ducts

A
  1. ductus epididymis

2. Ductus Deference

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11
Q

END part of the ampulla will be close to what

A

prostate

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12
Q

is ejaculatory duct inside or outside of the prostate

A

inside

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13
Q

what is the narrow highly coiled tubule that is 4-6 meters long

A

ductus epididymis

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14
Q

what surrounds ductus epididymis

A

CT with blood vessels

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15
Q

what is the lumen of the ductus epididymis lined with

A

pseudostratified columnar epithelium

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16
Q

what are the parts of the ductus epididymis

A

head
body
tail

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17
Q

what are the cells in the epithelium of the ductus epididymis

A

basal and principal cells

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18
Q

what are round and appear ot be undifferentiated and serve as precursors for columnar principal cells

A

basal cells

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19
Q

what is a name for lone irregular branching microvili

A

stereocilia

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20
Q

what has stereocilia on its luminal surface

A

principal cells

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21
Q

what specifically has pinocytic and coated vesicles in their apical portion supposedly for fluid resportion

A

principal cells

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22
Q

what secretes glycerophosphocholine a substance that can inhibit capacitation

A

principal cells

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23
Q

where does capacitation begin

A

epididymis

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24
Q

when is capacitation completed

A

when it reaches the oviduct

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25
Q

what is the process called when the sperm can fertilize an ovum

A

capacitation

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26
Q

the smooth muscle in circular layers under the basil lamina in the ductus epididymis does what

A

it undergoes peristaltic contraction that move the sperm toward vas deference

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27
Q

what is a straight tube with a thick muscular wall that goes from the ductus epididymis

A

vas deference

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28
Q

what is the epithelium of the ductus defernce

A

pseudostratified columnar ( stereocilia)

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29
Q

what does the muscualr wall of the vas deference consist of

A

inner and outer layers of longitudinally arranged smooth muscle AND they are seperated from each other by a middle circualr layer

30
Q

what is the dialated part of the ductus defernce that leads to the prostate gland

A

ampulla

31
Q

where is the epithelium thick and greatly folded in the vas def

A

in the ampulla

32
Q

what is the straight continuos part of the vas def that is beyond where the vas def recieves ducts from seminal vessicle

A

ejaculatory duct

33
Q

what does the ejaculatory duct lack

A

a muscular wall

34
Q

the ejaculatory duct enters the prostate gland and terminates as what and where

A

as a slit

on the colliculus seminalis ( prostatic uretha)

35
Q

what are the paired tortuous tubular glands that are located near the posterior aspect of the bladder

A

seminal vesicles

36
Q

what is the epith. in seminal ves.

A

pseudostratified colunmnar ( like epid, and vas def)

37
Q

what has cuboidal cells in its basal layer whose height is determined by testosterone

A

seminal vesicles

38
Q

what has columnar cells that have yellow lipochrome pigment granules and secratory granules?

A

seminal ves.

39
Q

facts about the lamina propria in the sem. ves.

A

it has fibroelastic CT that is surrounded by an inner circular and outer longitudinal layer of smooth muscle

40
Q

the secratory product of what sis yellow and viscous and rich in fructose

A

seminal ves

41
Q

the secretory product from the seminal vesicle makes up how much of the human ejaculate

A

70%

42
Q

what is the largest accesory gland

A

prostate

43
Q

how many tubuloalveolar glands in the prostate open into the prostatic urethra

A

30-50

44
Q

what are the 3 layers that the glands of the prostate are arranged in around the urethra

A

central
transitional
peripheral

45
Q

the glands of the prostate are surronded by what

A

fibroelastic capsule that contains smooth muscle

46
Q

what divides the glands in the prostate into lobes

A

the stroma from the capsule

47
Q

what is the epithelium of the glands of the prostate

A

simple or pseudo-stratified columnar epithelium

48
Q

what can be calcified and can increase with age

A

prostatic concentrations

49
Q

what are prostatic glands composed of

A

glycoprotein

50
Q

where can prostatic concretions be observed

A

in the lumina of the glands

51
Q

what influences the prostate to secrete

A

dihydrotestosterone

52
Q

what secretes, white thin, fluid

A

prostate

53
Q

what 4 things does the secretion from the prostate have

A
  • proteolytic enzymes
  • citric acid
  • acid phosphatase
  • lipids
54
Q

in prostatic cancer one will see elevated what

A

acid phosphatase blood levels (diagnostic tool)

55
Q

cowpers glands?

A

bulbourethral glands

56
Q

where are the bulbourethral glands located

A

adjacent to the membranous urethra

57
Q

what empties clear secretion into the lumen of the membranous urethra to lubricate it

A

b. glands

58
Q

what is the epith. of b glands

A

simple cuboidal or columnar

59
Q

the wide fibroelastic septa of the b glands has what in it

A

smooth muscle ans skeletal muscle

60
Q

what contains the penial spongy urethra

A

the corpus spongiosum

61
Q

what surrounds the corpus cavernosum and spongiosum and is under the skin of the penis

A

loose CT

62
Q

what happens to the skin of the penis distally?

A

it lacks hair follicles and has a few sweat glands

63
Q

is there adipose tissue in the hypodermis of the penis

A

no, there is smooth muscle

64
Q

what is the epith. of the prepuce

A

stratified squamous nonkeratinized epithelioum

65
Q

the arrangemnt of the dense collagen bundles in what allows for the extensibility of the penis during erection

A

tunica albuginea

66
Q

what is the name of the mucus secreting glands that are present throughout the length of the penile urethra

A

glands of Littre

67
Q

What is known as the terminal end of the corpus spongiosum

A

the glans penis

68
Q

what does the glans penis contain

A

dense connective tissue and longitudinal muscle fibers

69
Q

erection is mediated by what

A

tactile or erotic stimulation

70
Q

parasympathetic impulses dilate what

A

helicine arteries

71
Q

what is ejacualtion followed by?

A

detumescence (subsidizing from sexual arousal)

HISTO Block 4 (9 decks)

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