Pelvic Viscera Flashcards

(88 cards)

1
Q

Where does the pelvic portion of the ureters begin and wheer do they go

A

Bifurcation of common iliac artery

Descend along side of pelvic wall to pass obliquely through bladder wall

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2
Q

What crosses the ureter superiorly in the male and female

A

male : ductus defrens

Female: uterine artery (near cervix of uterus

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3
Q

What is the sphincter to the ureter and what does it prevent

A

the bladder musculature acts as a sphincter preventing reflux of urine during emptying of bladder

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4
Q

Where is the Urinary bladder

A

posterior to the pubic bones seperated from it by the

extraperitoneal retropubix space (of retzius)

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5
Q

What part of the bladder is not free within the extraperitoneal tissue

A

Neck of the bladder

inferior tapered portion leading to urethra

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6
Q

Where is the neck of the bladder attched in males

A

the prostate gland by puboprostatic ligaments

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7
Q

Where is the neck of the bladder attched in females

A

pelvic diaphragm by pubovesical ligmanets

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8
Q

which surface of the bladder forms the body

A

Superior

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9
Q

which surface of the bladder forms the fundus

A

posterior

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10
Q

What happens to the shape and placement of the bladder when distended

A

globular and ascends into the abdomen

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11
Q

What is the main composition of the bladder wall

A

detrusor muscle

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12
Q

What are the characteristics and type of detrusor muscle

A

Smooth muscle

In 3 layers in different directions

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13
Q

What is the anatomical internal urethral sphincter

A

there isn’t one

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14
Q

What is the functional internal urethral sphincter

A

opposing arcades of mucles at the neck of the bladder

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15
Q

What lines the interior surface of the bladder

A

a series of folds called rugae

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16
Q

Where is the one smooth portion of the bladder and what is it called

A

infeiorior region called urinary trigone

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17
Q

What bounds the urinary trigone

A

Ureteric openings and internal urethral orifices

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18
Q

what mediates the sensation of fullness and need to pee in the bladder

A

parasympathetic afferents (GVA) from the bladder wall

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19
Q

what is responsible for the emptying reflex

A

Parasympathetic motor innervation of the detrusor muscle

and voluntary relaxation of the external urehtral sphincter

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20
Q

During ejaculation in the male what does sympathetic innervation of the internal urethral sphincter do

A

active contraction of bladder neck preventing seminal fluid from entering the bladder

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21
Q

What are the three parts of the male urethra

A

Prostatic
Intermediate
Spongy

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22
Q

To which parts of the male urethra does the female urethra corespond

A

Prostatic and intermediate

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23
Q

Where does the prostatic urethra begin and end

A

Begin: internal urethral orifice
End: fibers of external urethral sphincter

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24
Q

What is the Urethral crest

A

median longitudinal ridge on the prostatic urethra

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25
What is the Prostatic sinus
groove on each side of the prostatic urethra
26
What is the seminal colliculus and where is it located
rounded eminence located on the central part of the urethral crest of the prostatic urethra
27
what is the prostatic utricle and what is it homologous to
small pit in the prostatic utricle homologous to uterus and superior vagina
28
Where are the orifices of the ejaculatory ducts located
each side of the opening of the prostatic utricle
29
What is the shortest and least dilatable portion of the urethra
intermediate (membranous)
30
Where is the intermediate (membranous) urethra located
through the external urethral sphincter in the deep perineal pouch
31
Where is the spongy urethra located
passes through the bulb of the penis and corpus spongiosum and ends at external urethral orifice
32
Where are the bulbourethral glands located and where do they empty
located on each side of the intermediate membranous urehtra Ducts enter into the proximal part of the spongy urethra
33
How does the ductus defents enter the abdominal cavity
throguh deep inguinal ring and over pelvic brim appoaching bladder from posterior
34
Where doe the ductus deferens pass relative to the ureter and seminal gland
crosses superior to ureter and descends medially to ureter and seminal gland
35
What does the ductus deferens join with and form
joins the duct of the seminal gland | forms ejaculatory duct
36
What happens to the size of the ductus deferens before joining the seminal gland
dilates to form an ampulla then narrows markedly before joining
37
What is the shape and location of the seminal glands (vesicles
size and shape of small finger | on posterior of bladder
38
What portion of the seminal glands are covered with peritoneum
superior ends
39
what do the seminal glands secrete
thick alkaline secretion
40
What creates most of the seminal fluid
Seminal glands alkaline secretion
41
What forms the ejaculatory ducts and where do the ducts lie
ductus deferens and a duct of seminal gland | lies almost completely within prostate
42
what are the two compositional elements of the prostate
fibromuscular and glandular
43
Where is the prostate located and how big is it
infereior to the neck of the bladder (size of walnut)
44
What are the divisions of the prostate and what divides it
Isthmus (anterior lobe) Left and right lobes (continuous posteriorly) prostatic urethra and ejaculatory ducts
45
Where do the prostatic ducts open to and what do they release
prostatic sinuses | thin milky fluid
46
Where is the start and end of the vagina
From vestibule of vagina to cervix of the uterus
47
What 2 structures does the vagina lie between
rectum and bladder | parallel to pelvic brim
48
What surrounds the cervix in the vagina
a continuous vaginal recess
49
What are the names of the recess surrounding the cervix
anterior fornix posterior fornix lateral fornixes
50
What is unique about the posterior fornix
is the deepest and covered by peritoneum off the rectouterine pouch
51
How does the uterus communicate with wthe vagina
through uterine ostium | external os
52
What does the uterus receive into it and where
uterine tubes inferior to fundus
53
what are the 3 sections of the uterus
expanded 2/3rds called body cylindrical inferior third called cervix rounded part of body superior to entrance of uterine tubes called fundus
54
Which section of the uterus is freely moveable and what holds the other section
Body is freely moveable | Cervix is held by several ligaments
55
What is the normal orientation of the uterus
mainly horizontal inclined anteriorly at the junction of cervix and body
56
What attaches near the uteriotubual junction on the uterus
Round ligaments of the uterus and ligaments of the ovary
57
what are the round ligaments of the uterus and ligaments of the ovary derived from
gubernaculum
58
What encloses the fibrous ligaments and the body of the uterus
double layered peritoneum called broad ligament
59
what allows communication between the peritoneal cavity and exterior of body in females
fallopian tubes
60
What are the divisions of the uterine tube
infundibulum ampulla isthmus uterine part
61
Which section of the uterine tube is the infundibulum
funnel shaped distal end next to ovary
62
What is located on the margins of the infundibulum
fimbriae
63
What is the idest part of the uterine tube
ampulla
64
which section of the uterine tube joins the uterus
Isthmus
65
Which section of the uterine tube passes through the uterine wall
uterine (intramural)
66
What is unique about the ovarries relation to the broad ligament
it is attached to the broad ligament but the surface is NOT covered by peritoneum
67
which section of the broad ligament does the ovary attach to
mesovarium
68
What is each ovary attached to and by
Mesovarium of broad ligament uterus by ligament of ovary superior end attached to pelvic brim by fold of peritoneum called suspensory ligament of the ovary
69
What is special about the suspensory ligament of the ovary
conducts the ovarian vessels and nerves
70
How is the ovary associated with the uterine tube
fimbriae spread over most of ovrarian surface
71
what forms the major support of the female pelvic viscera
pelvic diaphragm espeically pubic portions of levator ani
72
What muscles assist the pelvic diapghragm in support of female pelvic viscera
perineal membrane and muscles of the deep perineal pouch
73
What holds the cervix posterosuperiorly and what are its connections
Uterosacral ligaments (from side of cervix to sacrum)
74
What serves to hold the cervix immoble and where do they run
transverse cervical ligaments (cardinal ligaments) | extend along base of broad ligament from cervix to lateral pelvic walls
75
what helps hold the uerus in its relativly normal position
broad ligament and round ligaments of the uterus
76
What is the retrovesical pouch?
space between bladder and rectum in male
77
What is the vesicouterine pouch?
space separating body of uterus from bladder
78
What is the rectouterine pouch?
(pouch of douglas) | sperates uterus from rectum
79
What is the inferior part of the rectouterine pouch directly adjacent to
posterior fornix of the vagina
80
What covers the anterior and posterior surfaces of the uterus and comes together at thee sides to extend into the pelvic walls
Broad ligament of uterus
81
What is the broad ligament of the uterus continuous with
Suspensory ligaments of the ovary
82
What is contained in the free margin of the broad ligament of the uterus
uterine tube
83
what are the 3 named parts of the broad ligament of the uterus
Mesometrium Mesovarium Mesosalpinx
84
What is the mesometrium
part of the broad ligament of the uterus next to the sides of the uterus
85
What is the mesovarium
posterior part of the broad ligament of the uterus that is attached to ovary
86
What is the mesosalpinx
part of the broad ligament of the uterus that is superior to the mesovarium and surrounds uterine tube
87
Whate are the rectourterine folds
underlying uterosacral ligmanets that produce shelf like folds in the peritoneum of the pelvis
88
Where do most pelvic viscera lie in relation to the peritoneum
Pelvic viscera only partially covered by peritoneum and mostly lie inferior to it