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604 Anatomy > Male Repro > Flashcards

Male Repro Flashcards

1
Q

components of the scrotum

A

skin, tunica dartos, scrotal septum, spermatic fascia, cremaster m.

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2
Q

spermatic fascia

A

holds the testical in its covering to the scrotum itself

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3
Q

cremaster muscle

A

an extension of the external abdominal oblique and is responsible for retracting or relaxing the testicles

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4
Q

tunica albuginea

A

outer covering that makes testes appear white

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5
Q

color of tunica dartos

A

brown

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6
Q

proper ligament of testis

A

between testis and tail of epididymis

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7
Q

ligament of the tail of the epididymis

A

between tail of epididymis and pariietal vaginal tunic

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8
Q

testicular bursa

A

space formed between the epididymis and the testis

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9
Q

gubernaculum

A

forms your testicular ligaments with correct regression (in females, becomes round ligament of the uterus)

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10
Q

colliculus seminalis

A

“nostrils” of the pelvic urethra

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11
Q

genital fold

A

fold of peritoneum between the ductus deferens

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12
Q

uterus masculinis

A

can be seen within the genital fold of the stallion; developmental remnant of paramesonephric ducts

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13
Q

mesorchium

A

visceral vaginal tunic of testis and testicular VAN

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14
Q

mesoductus deferens

A

visceral vaginal tunic of ductus deferens

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15
Q

mesofuniculus

A

connects mesorchium and mesoductus deferens to the parietal vaginal tunic

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16
Q

pampiniform plexus

A

testicular veins make this!

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17
Q

components of your spermatic cord

A

ductus deferens, testicular VAN, pampiniform plexus, lymphatics, vaginal tunics

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18
Q

cremaster muscle

A

extension of INTERNAL abdominal oblique m. (I don’t care wwhat you wrote elsewhere, it’s internal)

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19
Q

spermatic fascia

A

covers cremaster m. and spermatic cord

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20
Q

pampiiniformm plexus

A

formed by testicular vv. and is super important in temperature control, heat exhange, blood temperature

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21
Q

optimal temperature for spermatogenesis?

A

34 degrees C

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22
Q

3 Components of Thermoregulation of Testes

A
  1. Pampiniform plexus
  2. Cremaster m.
  3. Tunica dartos
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23
Q

colliculus seminalis

A

thickening of the urethral crest; contains openings of prostatic ducts and ductus deferens

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24
Q

flow of sperm

A

ductus deferens into ejalculatory ducts before entering the colliculus seminalis

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25
Q

urethral diverticulum

A

present as a blind pocket near the ischial arch, contains ducts of bulbuurethral glands, cannot pass catheter in boars bulls and small ruminants

26
Q

4 Accessory Sex Glands

A
  1. Ampullary
  2. Vesicular
  3. Prostate
  4. Bulbourethral
27
Q

What accessory glands do all species have?

28
Q

ampullary gland

A

ampulla of the ductus deferens, resevoir of sperm, small contribution to seminal plasma

29
Q

another name for vesicular glands in the horse

A

seminal vesicles

30
Q

vesicular glands

A

near neck of bladder, prooduces lots of watery secretion
sac-like in horses, lobated in ruminants

31
Q

accessory sex glands in the dog

A

ampulla and prostate

32
Q

2 parts of prostate gland

A
  1. Body (around neck of bladder) (not in small ruminants)
  2. Disseminate (spread around pelvic urethra) (not in horses)
33
Q

What’s the giant accessory gland in the boar?

A

bulbourethral gland

34
Q

secretion from prostate

A

very watery, lots of Cl- ions

35
Q

another name for bulbourethral glands

A

Cowper’s gland

36
Q

purpose of bulbourethral secretions

A

cleanse urethra of urine

37
Q

3 Parts of the Penis

A
  1. Root
  2. Body
  3. Glans
38
Q

What species have a fibroelastic penis?

A

ruminants and pigs (they will also have a signmoid flexure)

39
Q

What species have musculocavernous penis?

A

equines and carnivores (blood dependent)

40
Q

corpus spongiosum penis

A

surrounds urethra to prevent urethral collapse during an erection; located more ventrally

41
Q

corpus spongiosum glandis

A

erectile tissue of the glans; cranial expansion of the corpus spongiosum penis

42
Q

retractor penis muscle

A

smooth and skeletal muscle, responsible for pulling penis inside the prepuce

43
Q

ischiocavernosus m.

A

surrounds the crura of the penis (laterally)

44
Q

bulbospongiosus m.

A

covers the corpus spongiosum penis (it’s on t he back of the bulb between the ischiocavernosus mm), and extends down the free part of the penis in the horse

45
Q

2 Parts of the Root of the Penis

A
  1. Crura
  2. Bulb
46
Q

Body of the Penis

A

corpu cavernosum and corpus spongiosum penis, and the retractor penis m.

47
Q

2 Parts of te Gans of the Penis in Canine

A
  1. Corpus spongisum glandis
  2. Os penis
48
Q

2 Parts of Corpus spongiosum glandis

A
  1. Bulbus glandis
  2. Pars longa glandis
49
Q

os penis

A

continuation of the corpus cavernosum penis into the glans (runs dorsally)

50
Q

copulatory tie

A

swelling of bulbus glandis in the male dog (and contraction of constrictor vestibuli in the female)

51
Q

What species has keratinized barbs on the glans of the penis?

A

cats (wtf)

barbs dependent on androgens so can use a GnRH agonist as contraception since it is thought the barbs are needed to induce ovulation in the queen?

52
Q

urethral sinus in horse penis

A

just dorsal to the external urethral orifice where smegma can solidify and make the beans

53
Q

corona glandis

A

glandular tissue on head of horse penis

54
Q

column glandis

A

jusst behind corona glandis on horse penis

55
Q

What species have a corkkscrew glans?

A

pigs! and ducks.

56
Q

blood supply to testices and epididymis

A

testicular arteries

57
Q

blood supply to ductus deferens

A

artery of the ductus deferens

58
Q

Deep artery of the penis supplies what?

A

caves! so the cavernosus things

59
Q

smegma

A

sebaceous secretions

60
Q

When does the prepuce separe from the penis?

A

around puberty!

61
Q

preputial divertiuclum

A

source of stank in the boar so that he gets all the ladies, can be infected or appear like a hernia, can be surgically removed

604 Anatomy (8 decks)

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