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UROGENITAL > [ANAT] VAS DEFERENS, SEMINAL VESICLES, EJACULATORY DUCTS, PROSTATE > Flashcards

[ANAT] VAS DEFERENS, SEMINAL VESICLES, EJACULATORY DUCTS, PROSTATE Flashcards

1
Q

thick muscular tube
45 cm long

A

vas deferens

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2
Q

fibromuscular glandular organ
surround urethra

A

prostate

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3
Q

length of vas deferens

A

45 cm

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4
Q

vas deferens is a continuation of

A

tail of epididymis

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5
Q

vas deferens hooks on

A

inferior epigastric vessels

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6
Q

where does vas deferens cross ureter

A

base of bladder @ superolateral angle

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7
Q

arteries of vas deferens

A

artery of vas (br of sup/inf vesical artery)

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8
Q

veins of vas deferens

A

vesical venous plexus

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9
Q

lymphatics of vas deferens

A

external iliac LNs

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10
Q

nerves of vas deferens

A

inferior hypogastric plexus

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11
Q

arteries of seminal vesicles

A

inferior vesical artery
middle rectal arteries

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12
Q

veins of seminal vesicles

A

vesical venous plexus

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13
Q

lymphatics of seminal vesicles

A

external & internal iliacl LNs

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14
Q

nerves of seminal vesicles

A

sympathetic nerves from inferior hypogastric LNs

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15
Q

relations of vas deferens (crosses) {4}

A

1-external iliac artery, vein
2-obturator nerve, artery, vein
3-obliterated umbilical artery
4-inferior vesical vessels

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16
Q

function of seminal vesicles

A

1-contains seminal fluid
2-contains fructose from sperm nutrition

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17
Q

sacculated pouch
5cm long
b/w base of bladder & rectum

A

seminal vesicle

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18
Q

site of seminal vesicle

A

b/w base of bladder & rectum

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19
Q

describe course of vas deferens in details (7)

A

1-begins as continuation of tail of epididymis
2-passes thru deep inguinal ring
3-hooks on internal epigastric vessels
4-runs backwards & downwards on pelvic side wall to reach base of bladder
5- descends medial to seminal vesicle
6-terminal part dilates into ampulla of vas
7-joins duct of seminal vesicle to form ejaculatory duct

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20
Q

position of vas deferens relative to seminal vesicles

A

MEDIAL!

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21
Q

ejaculatory duct is formed by union of

A

vas deferens & duct of seminal vesicle

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22
Q

ejaculatory ducts open on

A

summit of seminal colliculus of prostatic urethra

23
Q

site of prostate

A

below bladder’s neck behind symphysis pubis & pubic arch

24
Q

structure lying on base of prostate

A

neck of bladder

25
Q

base of prostate is pierced by

26
Q

apex of prostate rests on

A

superior fascia of urogenital diaphragm (root of deep perineal pouch)

27
Q

apex of prostate is situated b/w

A

free anterior borders of levator ani

28
Q

site of anterior surface of prostate

A

behind symphysis pubis

29
Q

anterior surface of prostate is connected to pubic bones through

A

puboprostatic ligaments

30
Q

emergence of urethra from anterior surface of prostate

A

anterosuperior to apex of the gland

31
Q

posterior surface of prostate is related to

32
Q

posterior surface of prostate is separated from rectum by

A

rectovesical fascia

33
Q

posterior surface of prostate is pierced by

A

2 ejaculatory ducts near its upper border

34
Q

inferolateral surfaces of prostate are related to

A

levator prostatae

35
Q

inferolateral surfaces of prostate are separated from levator ani by

A

plexus of veins

36
Q

common site for senile benign enlargement of prostate

A

median lobe

37
Q

common site for prostatic cancer

A

posterior lobe

38
Q

median lobe of prostate is situated b/w

A

b/w urethra & 2 ejaculatory ducts

39
Q

what happens to medial lobe of prostate after middle age

A

enlarges & projects behind the internal urethral orifice to form uvula vesicae

40
Q

form main bulk of prostate

A

right & left lateral lobes

41
Q

uvula vesicae is formed from

A

median lobe

42
Q

isthmus of prostate is formed from

A

anterior lobe

43
Q

less glandular than rest of prostate

A

anterior lobe

44
Q

site of posterior lobe of prostate

A

behind urethra
beneath 2 ejaculatory ducts

45
Q

prostatic venous plexus site

A

outer sheath of prostate

46
Q

mestastasis of cancer prostate to sacral & vertebral bodies is faciliated by

A

communication b/w
lateral sacral veins
prostatic venous plexus
internal verterbral plexus

47
Q

arteries of prostate

A

1-internal pudendal
2-inferior vesical
3-middle rectal

48
Q

veins of prostate are continuous with

A

vesical venous plexus

49
Q

veins of prostate receive

A

deep dorsal vein of penis

50
Q

veins of prostate drained into

A

internal iliac veins

51
Q

lymph drainage of prostate

A

internal iliac LNs
sacral LNs

52
Q

nerves of prostate

A

prostatic nerve plexus from inferior hypogastric plexus

53
Q

function of prostate

A

secrete alkaline secretion to neutralize acidity of vagina

UROGENITAL (22 decks)

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