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limot ko na > HUMAN HISTOLOGY Reproductive System > Flashcards

HUMAN HISTOLOGY Reproductive System Flashcards

1
Q

Anatomical subdivision of male
reproductive system

A
  • Male gonad
  • Accessory glands
  • Duct system
  • Penis
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2
Q
  • Male gonad
A
  • Testis
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3
Q
  • Accessory glands
A
  • seminal vesicle
  • prostate and bulbourethral
    gland (Cowper’s gland)
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4
Q
  • Duct system
A
  • efferent ductules
  • Epididymis
  • vas deferens
  • ejaculatory duct
  • part of urethra
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5
Q

Function of male reproductive system

A
  • Production, storage, nourishment and
    transmission of male gametes
    (spermatozoa)
  • Production of male hormone
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6
Q

Cell inside the tubules

A
  • spermatogenic cell and Sertoli
    cell
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7
Q

Cell between the tubules

A
  • interstitial cell of Leydig
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8
Q
  • From periphery to center:
    arrangement of the cells is
A

immature to mature cells

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9
Q
  • Lumen of the tubule contains
    most mature series of cell
A

(spermatozoa)

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10
Q
  • Senses LH and secretes androgen (testosterone)
  • Stroma loose CT, lack smooth muscles, highly vascular, contains
    INTERSTITIAL CELL
A

Functions of Leydig cell

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11
Q
  • Nourishment of spermatogenic cells
  • Blood testis barrier
  • Phagocytosis of residual bodies
  • Senses FSH and secrets ABP
  • In fetus secrets MIS (suppresses the female genital tract development)
A

Function of Sertoli cell

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12
Q

Spermatogenic cellsact as male gametes

A

Spermatogenic cells

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13
Q
  • long & extremely convoluted duct lying on the posterior aspect of the testis.
A

Epidydimis

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14
Q
  • Made up of ____ (efferent ductules), ____ (duct of Epididymis).
A

head,body & tail

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15
Q

Epidydimis Lining epithelium

A

pseudostratified columnar epithelium with stereocilia

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16
Q

Epidydimis Function

A

storage and maturation of spermatozoa

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17
Q

Vas Deferens Length

A

45 cm

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18
Q

Vas Deferens Lining epithelium-

A
  • pseudostratified columnar epithelium
    with few stereocilia.
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19
Q

Surrounds the bladder neck and the prostatic urethra.

The urethra merges with the ejaculatory ducts.

A

Prostate Gland

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20
Q
  • Main components of the penis:
A
  • three cylindrical masses of erectile tissue,
  • Urethra

Corpora cavernosa

Corpus spongiosum

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21
Q

the prostatic part of urethra, and most distal part of urethra lining is ______ epithelium

A

pseudostratified columnar

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22
Q
  • Follicle differentiation, estrogen secretion.
A

Follicular phase (days 1-13):

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23
Q
  • Graafian follicle ruptures, releasing the oocyte.
A

Ovulation (day 14):

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24
Q

Corpus luteum forms
- Progesterone and estrogen secretion

A

Luteal phase (days 15-28):

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25
Q
  • Broad peripheral zone
  • covered by Germinal epithelium which is Simple cuboidal/ columnar
    (young) and low cuboidal/ squamous (adult).
A

Cortex

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26
Q

supporting tissue and covered by Tunica albuginea

A

Stroma

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27
Q
  • Contains nerves, blood vessels, lymphatics, loose CT and SM
  • Also contains rete ovarii which is a solid cellular cords or networks of
    irregular channels lined by cuboidal epithelium.
A

Medulla

28
Q

Primordial follicle

A

Primordial follicle

29
Q

Primordial follicle Comprises of primary oocyte surrounded by ________________ epithelium.

A

simple squamous

30
Q

Unilaminar, preantral,
growing follicle

A

Primary follicle

31
Q

Primary follicle Comprises of primary
oocyte surrounded by
_________
epithelium.

A

simple cuboidal

32
Q

Multilaminar, preantral,
growing follicle

A

Early Secondary Follicle

33
Q

Early Secondary Follicle Comprises of primary oocyte surrounded zona pellucida
and stratified epithelium of
polyhedral/ follicular cells
called as ___________

A

Granulosa cell.

34
Q

Multilaminar, antral, growing follicle

A

Late Secondary Follicle

35
Q
  • Also called Vesicular/ Tertiary follicle.
  • Multilaminar, antral, growing follicle.
A

Graafian Follicle

36
Q

Graafian Follicle Comprises of primary oocyte surrounded by Zona pellucida, Granulosa cells
(___________) with Antrum and Theca layers.

A

Stratum granulosum

37
Q

is spherical with centrally located nucleus having sparse
chromatin network and prominent nucleolus.

A

Primary oocyte

38
Q

The primary oocyte lies in the accumulation of granulosa cells known as __________

A

Cumulus
oophorus.

39
Q

The innermost cell layer of cumulus oophorus immediately surrounding the
oocyte becomes columnar and radially disposed called ________

A

Corona radiata.

40
Q

The granulosa cells form a parietal follicular lining, the _____________

A

stratum
granulosum

41
Q

Some of the granulosa cells may contain large PAS-positive inclusions
called the ________

A

Call-Exner bodies

42
Q

At ovulation, the follicle ruptures, collapses and shrinks

A

Corpus Luteum

43
Q

Corpus Luteum Forms ______ as blood gets accumulated into the
antrum.

A

Corpus hemorrhagicum

44
Q

The theca interna cells form the small luteal cells. This leads to the
formation of _______

A

Corpus luteum.

45
Q

The first sign of luteal regression is seen in late diestrus and involves the
condensation of lutein pigment, which then appears reddish, followed
by fibrosis and resorption of the corpus luteum. The connective tissue
scar remaining after luteal regression is called _______

A

Corpus albicans.

46
Q

Three parts Oviduct

A
  • Infundibulum
  • Ampulla
  • Isthmus
47
Q

______ comprises of inner circular smooth muscles with
isolated bundles of longitudinal and oblique muscle fibers.

A

Tunica muscularis

48
Q

_________ is reflection of peritoneum having fibrous tissues covered by
mesothelium.

A

Tunica serosa

49
Q

Simple columnar
Simple columnar/ pseudostratified columnar

A

Lining epithelium

50
Q
  • Consists of thick inner circular layer and outer longitudinal layer of
    smooth muscles.
  • In between these two layers stratum vasculare is present.
A

Myometrium (Tunica muscularis):

50
Q
  • Mucosa-submucosa forms high primary, secondary and tertiary fold
A

Cervix (Neck of Uterus)

50
Q

submucosa is divided into:
- sub-epithelial functional zone: comprises of richly vascular L.C.T. with
many fibrocytes, macrophages, mast cells.
- Uterine glands are lined by ciliated and non-ciliated simple columnar
epithelium.

A

Lamina propria-

50
Q

submucosa contains DICT with collagenous and elastic fibers

A

Lamina propria

51
Q
  • Consists of L.C.T. covered by mesothelium, few smooth muscle cells,
    lymphatics, blood vessels and nerves
A

Perimetrium (Tunica serosa):

52
Q

consists of Inner circular and outer longitudinal muscle
layers.

A

Tunica muscularis

53
Q

contains loose connective tissue covered by mesothelium.

A

Tunica serosa

54
Q
  • Lined by stratified squamous non-cornified epithelium
  • Lamina propria consists of loose or dense irregular tissue and richly supplied
    by blood vessels with few lymph nodules.
  • Submucosa is continuous with lamina propria.
A

Vagina

54
Q

Mucosa-submucosa forms high primary, secondary and tertiary folds

A

Cervix (Neck of Uterus)

55
Q

Vagina Lined by _______ epithelium

A

stratified squamous non-cornified

56
Q
  • Sub epithelial lymphatic nodules.
  • Blood vessels, cavernous tissue, venous plexus and lymph vessels are
    abundant in the vestibular wall.
A

Vulva

57
Q

(cranial part) consists of loose connective tissue covered by
mesothelium and Tunica adventitia is present in the caudal part.

A

Tunica serosa

57
Q

Vulva’s Inner surface is lined by the ____ epithelium.

A

stratified squamous

58
Q

consist of smooth muscle fibers arranged in two or three layers
as inner circular, middle longitudinal and outer circular

A

Tunica muscularis

59
Q

Vulva _____ vestibular glands are bilateral compound tubulo-acinar mucous
glands in the propria

A
  • Major
60
Q

Vulva _____vestibular glands are bilateral small branched tubular mucous
glands in the mucosa.

A
  • Minor

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