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

Question 1

thick muscular tube
45 cm long

Answer 1

vas deferens

Question 2

fibromuscular glandular organ
surround urethra

Answer 2

prostate

Question 3

length of vas deferens

Answer 3

45 cm

Question 4

vas deferens is a continuation of

Answer 4

tail of epididymis

Question 5

vas deferens hooks on

Answer 5

inferior epigastric vessels

Question 6

where does vas deferens cross ureter

Answer 6

base of bladder @ superolateral angle

Question 7

arteries of vas deferens

Answer 7

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

Question 8

veins of vas deferens

Answer 8

vesical venous plexus

Question 9

lymphatics of vas deferens

Answer 9

external iliac LNs

Question 10

nerves of vas deferens

Answer 10

inferior hypogastric plexus

Question 11

arteries of seminal vesicles

Answer 11

inferior vesical artery
middle rectal arteries

Question 12

veins of seminal vesicles

Answer 12

vesical venous plexus

Question 13

lymphatics of seminal vesicles

Answer 13

external & internal iliacl LNs

Question 14

nerves of seminal vesicles

Answer 14

sympathetic nerves from inferior hypogastric LNs

Question 15

relations of vas deferens (crosses) {4}

Answer 15

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

Question 16

function of seminal vesicles

Answer 16

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

Question 17

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

Answer 17

seminal vesicle

Question 18

site of seminal vesicle

Answer 18

b/w base of bladder & rectum

Question 19

describe course of vas deferens in details (7)

Answer 19

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

Question 20

position of vas deferens relative to seminal vesicles

Answer 20

MEDIAL!

Question 21

ejaculatory duct is formed by union of

Answer 21

vas deferens & duct of seminal vesicle

Question 22

ejaculatory ducts open on

Answer 22

summit of seminal colliculus of prostatic urethra

Question 23

site of prostate

Answer 23

below bladder’s neck behind symphysis pubis & pubic arch

Question 24

structure lying on base of prostate

Answer 24

neck of bladder

Question 25

base of prostate is pierced by

Answer 25

urethra

Question 26

apex of prostate rests on

Answer 26

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

Question 27

apex of prostate is situated b/w

Answer 27

free anterior borders of levator ani

Question 28

site of anterior surface of prostate

Answer 28

behind symphysis pubis

Question 29

anterior surface of prostate is connected to pubic bones through

Answer 29

puboprostatic ligaments

Question 30

emergence of urethra from anterior surface of prostate

Answer 30

anterosuperior to apex of the gland

Question 31

posterior surface of prostate is related to

Answer 31

rectum

Question 32

posterior surface of prostate is separated from rectum by

Answer 32

rectovesical fascia

Question 33

posterior surface of prostate is pierced by

Answer 33

2 ejaculatory ducts near its upper border

Question 34

inferolateral surfaces of prostate are related to

Answer 34

levator prostatae

Question 35

inferolateral surfaces of prostate are separated from levator ani by

Answer 35

plexus of veins

Question 36

common site for senile benign enlargement of prostate

Answer 36

median lobe

Question 37

common site for prostatic cancer

Answer 37

posterior lobe

Question 38

median lobe of prostate is situated b/w

Answer 38

b/w urethra & 2 ejaculatory ducts

Question 39

what happens to medial lobe of prostate after middle age

Answer 39

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

Question 40

form main bulk of prostate

Answer 40

right & left lateral lobes

Question 41

uvula vesicae is formed from

Answer 41

median lobe

Question 42

isthmus of prostate is formed from

Answer 42

anterior lobe

Question 43

less glandular than rest of prostate

Answer 43

anterior lobe

Question 44

site of posterior lobe of prostate

Answer 44

behind urethra beneath 2 ejaculatory ducts

Question 45

prostatic venous plexus site

Answer 45

outer sheath of prostate

Question 46

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

Answer 46

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

Question 47

arteries of prostate

Answer 47

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

Question 48

veins of prostate are continuous with

Answer 48

vesical venous plexus

Question 49

veins of prostate receive

Answer 49

deep dorsal vein of penis

Question 50

veins of prostate drained into

Answer 50

internal iliac veins

Question 51

lymph drainage of prostate

Answer 51

internal iliac LNs sacral LNs

Question 52

nerves of prostate

Answer 52

prostatic nerve plexus from inferior hypogastric plexus

Question 53

function of prostate

Answer 53

secrete alkaline secretion to neutralize acidity of vagina