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UROGENITAL > [ANAT] EPIDIDYMIS, SPERMATIC CORD, PENIS > Flashcards

[ANAT] EPIDIDYMIS, SPERMATIC CORD, PENIS Flashcards

1
Q

reservoir for sperms

A

epididymis

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2
Q

head of epididymis is connected to testis via

A

vas efferentia

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3
Q

lenght of epididymis

A

6 meters

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4
Q

epididymis shape

A

comma shaped

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5
Q

epididymis site

A

close to upper end & posterior border of testis

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6
Q

body of epididymis is formed of

A

a single coiled duct

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7
Q

body of epididymis site

A

posterior border of testis

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8
Q

tail of epididymis is continuous with

A

vas deferens

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9
Q

epididymis arterial supply

A

1-testicular artery (br of abdominal aorta)
2-artery of vas (br of superior vesical artery)
3- cremasteric artery (br of inferior epigastric artery)

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10
Q

epididymis venous drainage

A

1-right testicular vein (–>IVC)
2-left testicular vein (–>left renal vein)

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11
Q

epididymis lymphatic drainage

A

pre-aortic LNs
lateral aortic LNs

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12
Q

epididymis nerve supply

A

sympathetic fibers accompanying testicular artery
(& connected to T10)

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13
Q

content of spermatic cord (12)

A

3 arteries: (1) testicular artery
(2) cremasteric artery
(3) artery of vas

3V’s : (4) Vas deferens
(5) Venous plexus
(6) Vestige of processus vaginalis

3 nerves: (7) genital br of genitofemoral nerve
(8) sympathetic plexus around testicular artery
(9) sympathetic plex around artery of vas

3L’s: (10) Loose areolar tissue
(11) Lymphatics of testis
(12) Lymphatics of epididymis & vas

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14
Q

function of vas deferens

A

transport spermatozoa from epididymis to ejaculatory duct

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15
Q

thick walled muscular duct with narrow lumen

A

vas deferens

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16
Q

covering of spermatic cord (3)

A

1- external spermatic fascia
2-cremasteric muscle & fascia
3-internal spermatic fascia

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17
Q

external spermatic fascia arises from

A

external oblique aponeurosis

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18
Q

internal spermatic fascia arises from

A

fascia transversalis

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19
Q

cremasteric muscle & fascia arise from

A

internal oblique muscle

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20
Q

parts of penis

A

root
body

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21
Q

free part of penis

A

body

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22
Q

attached part of penis

A

root

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23
Q

attached part of penis

24
Q

parts of root

A

bulb
2 crura

25
Q

parts of body

A

corpus spongiosum
corpus cavernosa

26
Q

run along centers of corpus cavernosa

A

deep arteries of penis

27
Q

enter corpus spongiosum to supply spongy urethra

A

urethral artery

28
Q

elongated mass of erectile tissue attached to midline of inferior surface of perineal membrane

A

bulb of penis

29
Q

root of penis lies in

A

superficial perineal membrane

30
Q

bulb of penis is covered by

A

bulbospongiosus muscle

31
Q

bulb of penis is pierced by

A

1- urethra
2- ducts of bulbourethral glands
3-arteries of bulb

32
Q

2 elongated masses of erectile tissue continuous with corpora cavernosa

A

2 crura of penis

33
Q

bulb of penis contains

A

spongy urethra

34
Q

one ventral elongated body continuous proximally with bulb of penis

A

C. spongiosum

35
Q

C. spongiosum ends distally in

A

glans penis

36
Q

C. spongiosum is traversed by

A

spongy urethra

37
Q

C. spongiosum is continuous proximally with

A

bulb of penis

38
Q

2 C. cavernosa is continuous proximally with

39
Q

2 dorsal elongated bodies of erectile tissue continuous proximally with 2 crura

A

2 corpora cavernosa

40
Q

arterial supply of penis

A

1-dorsal arteries of penis
2-deep arteries of penis
3-arteries to bulb
4-urethral artery

41
Q

all arteries supplying penis are branches of

A

internal pudendal artery

42
Q

muscle covering bulb of penis

A

bulbospongiosus

43
Q

muscle covering 2 crura

A

ischiocavernosus

44
Q

which artery enters corpus spongiosum and why

A

urethral artery
to supply spongy urethra

45
Q

penis venous supply

A

1-superficial dorsal vein
2-deep dorsal vein

46
Q

superficial dorsal vein drains

A

prepuce & skin

47
Q

deep dorsal vein drains

A

glans & corpora cavernosa

48
Q

superficial dorsal vein divides into

A

2 external superficial pudendal veins

49
Q

deep dorsal vein drains into

A

prostatic venous plexus

50
Q

penis nerve supply

A

dorsal nerves branches of pudendal nerve

51
Q

lymphatic drainage of skin of penis

A

superficial inguinal LNs

52
Q

lymphatic drainage of glans penis

A

deep inguinal LNs
external iliac LNs

53
Q

spermatic cord begins at

A

deep inguinal ring

54
Q

spermatic cord ends at

55
Q

site of spermtic cord

A

partly in inguinal canal
partly in scrotum

UROGENITAL (22 decks)

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