HUMAN HISTOLOGY Reproductive System Flashcards
(65 cards)
1
Q
Anatomical subdivision of male
reproductive system
A
- Male gonad
- Accessory glands
- Duct system
- Penis
2
Q
- Male gonad
A
- Testis
3
Q
- Accessory glands
A
- seminal vesicle
- prostate and bulbourethral
gland (Cowper’s gland)
4
Q
- Duct system
A
- efferent ductules
- Epididymis
- vas deferens
- ejaculatory duct
- part of urethra
5
Q
Function of male reproductive system
A
- Production, storage, nourishment and
transmission of male gametes
(spermatozoa) - Production of male hormone
6
Q
Cell inside the tubules
A
- spermatogenic cell and Sertoli
cell
7
Q
Cell between the tubules
A
- interstitial cell of Leydig
8
Q
- From periphery to center:
arrangement of the cells is
A
immature to mature cells
9
Q
- Lumen of the tubule contains
most mature series of cell
A
(spermatozoa)
10
Q
- Senses LH and secretes androgen (testosterone)
- Stroma loose CT, lack smooth muscles, highly vascular, contains
INTERSTITIAL CELL
A
Functions of Leydig cell
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
12
Q
Spermatogenic cellsact as male gametes
A
Spermatogenic cells
13
Q
- long & extremely convoluted duct lying on the posterior aspect of the testis.
A
Epidydimis
14
Q
- Made up of ____ (efferent ductules), ____ (duct of Epididymis).
A
head,body & tail
15
Q
Epidydimis Lining epithelium
A
pseudostratified columnar epithelium with stereocilia
16
Q
Epidydimis Function
A
storage and maturation of spermatozoa
17
Q
Vas Deferens Length
A
45 cm
18
Q
Vas Deferens Lining epithelium-
A
- pseudostratified columnar epithelium
with few stereocilia.
19
Q
Surrounds the bladder neck and the prostatic urethra.
The urethra merges with the ejaculatory ducts.
A
Prostate Gland
20
Q
- Main components of the penis:
A
- three cylindrical masses of erectile tissue,
- Urethra
Corpora cavernosa
Corpus spongiosum
21
Q
the prostatic part of urethra, and most distal part of urethra lining is ______ epithelium
A
pseudostratified columnar
22
Q
- Follicle differentiation, estrogen secretion.
A
Follicular phase (days 1-13):
23
Q
- Graafian follicle ruptures, releasing the oocyte.
A
Ovulation (day 14):
24
Q
Corpus luteum forms
- Progesterone and estrogen secretion
A
Luteal phase (days 15-28):
25
* Broad peripheral zone
* covered by Germinal epithelium which is Simple cuboidal/ columnar
(young) and low cuboidal/ squamous (adult).
Cortex
26
supporting tissue and covered by Tunica albuginea
Stroma
27
* 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.
Medulla
28
Primordial follicle
Primordial follicle
29
Primordial follicle Comprises of primary oocyte surrounded by ________________ epithelium.
simple squamous
30
Unilaminar, preantral,
growing follicle
Primary follicle
31
Primary follicle Comprises of primary
oocyte surrounded by
_________
epithelium.
simple cuboidal
32
Multilaminar, preantral,
growing follicle
Early Secondary Follicle
33
Early Secondary Follicle Comprises of primary oocyte surrounded zona pellucida
and stratified epithelium of
polyhedral/ follicular cells
called as ___________
Granulosa cell.
34
Multilaminar, antral, growing follicle
Late Secondary Follicle
35
* Also called Vesicular/ Tertiary follicle.
* Multilaminar, antral, growing follicle.
Graafian Follicle
36
Graafian Follicle Comprises of primary oocyte surrounded by Zona pellucida, Granulosa cells
(___________) with Antrum and Theca layers.
Stratum granulosum
37
is spherical with centrally located nucleus having sparse
chromatin network and prominent nucleolus.
Primary oocyte
38
The primary oocyte lies in the accumulation of granulosa cells known as __________
Cumulus
oophorus.
39
The innermost cell layer of cumulus oophorus immediately surrounding the
oocyte becomes columnar and radially disposed called ________
Corona radiata.
40
The granulosa cells form a parietal follicular lining, the _____________
stratum
granulosum
41
Some of the granulosa cells may contain large PAS-positive inclusions
called the ________
Call-Exner bodies
42
At ovulation, the follicle ruptures, collapses and shrinks
Corpus Luteum
43
Corpus Luteum Forms ______ as blood gets accumulated into the
antrum.
Corpus hemorrhagicum
44
The theca interna cells form the small luteal cells. This leads to the
formation of _______
Corpus luteum.
45
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 _______
Corpus albicans.
46
Three parts Oviduct
* Infundibulum
* Ampulla
* Isthmus
47
______ comprises of inner circular smooth muscles with
isolated bundles of longitudinal and oblique muscle fibers.
Tunica muscularis
48
_________ is reflection of peritoneum having fibrous tissues covered by
mesothelium.
Tunica serosa
49
Simple columnar
Simple columnar/ pseudostratified columnar
Lining epithelium
50
* Consists of thick inner circular layer and outer longitudinal layer of
smooth muscles.
* In between these two layers stratum vasculare is present.
Myometrium (Tunica muscularis):
50
* Mucosa-submucosa forms high primary, secondary and tertiary fold
Cervix (Neck of Uterus)
50
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.
Lamina propria-
50
submucosa contains DICT with collagenous and elastic fibers
Lamina propria
51
* Consists of L.C.T. covered by mesothelium, few smooth muscle cells,
lymphatics, blood vessels and nerves
Perimetrium (Tunica serosa):
52
consists of Inner circular and outer longitudinal muscle
layers.
Tunica muscularis
53
contains loose connective tissue covered by mesothelium.
Tunica serosa
54
* 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.
Vagina
54
Mucosa-submucosa forms high primary, secondary and tertiary folds
Cervix (Neck of Uterus)
55
Vagina Lined by _______ epithelium
stratified squamous non-cornified
56
* Sub epithelial lymphatic nodules.
* Blood vessels, cavernous tissue, venous plexus and lymph vessels are
abundant in the vestibular wall.
Vulva
57
(cranial part) consists of loose connective tissue covered by
mesothelium and Tunica adventitia is present in the caudal part.
Tunica serosa
57
Vulva's Inner surface is lined by the ____ epithelium.
stratified squamous
58
consist of smooth muscle fibers arranged in two or three layers
as inner circular, middle longitudinal and outer circular
Tunica muscularis
59
Vulva _____ vestibular glands are bilateral compound tubulo-acinar mucous
glands in the propria
* Major
60
Vulva _____vestibular glands are bilateral small branched tubular mucous
glands in the mucosa.
* Minor
