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FF2 Exam 2 > Male Repro > Flashcards

Male Repro Flashcards

1
Q

What are the male animal’s gonads that produce gametes?

A

Testes

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2
Q

Where do testis begin development?

A

In cranial abdominal cavity

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3
Q

Through which structure do testis descend?

A

Inguinal canal

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4
Q

What covers the testes along with its related structures as they descend ?

A

Visceral serosal layer

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5
Q

What is the name of the visceral and parietal layers that cover the testes once in the scrotum?

A

Vaginal tunic

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6
Q

What is the deeper layer of the testes?

A

Tunica albuginea testis

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7
Q

Which structure is attached to the testis and is the maturation site for spermatozoa?

A

Epidydimis

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8
Q

List the 3 parts the make up the epidydimis

A
  • head
  • body
  • tail
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9
Q

What carries mature spermatozoa to urethra?

A

Ductus deferens

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10
Q

Where does the ductus deferens meet the pelvic urethra?

A

At the level of the prostate in the dog

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11
Q

Describe a closed castration

A

Scrotum incised
Ligate vessels
On parietal vaginal tunic

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12
Q

Describe an open castration

A

Scrotum incised
Open parietal vaginal tunic
Ligate vessels on visceral vaginal tunic

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13
Q

What are 3 ways of temperature regulation of the testicle?

A
  • Pampiniform plexus
  • tunica dartos mm
  • Cremaster mm
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14
Q

Define the pampiniform plexus

A

Venous plexus surrounding testicular artery that cools the arterial blood arriving to testicle

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15
Q

Which muscle runs along spermatic cord and raises and lowers the testicle?

A

Cremaster muscle

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16
Q

Describe the origin and insertion of the cremaster muscle

A

-Originates from the internal abdominal oblique
-Inserts on the vaginal tunic

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17
Q

What is the musculature of the scrotum?

A

Tunica dartos

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18
Q

What is the term used for a retained testicle?

A

Cryptorchidism

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19
Q

Where can a testicle be retained if it is undescended?

A

In the inguinal canal or in the body (not adhered to anything)

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20
Q

What is the mesentery of the testicular vessels and nerves?

A

Mesorchium

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21
Q

Define the mesoductus deferens

A

Mesentery of the ductus deferens

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22
Q

The mesentery spanning between the 2 ductus deferentia as they course towards urethra: ________________

A

Genital fold

23
Q

List the structures associated with the spermatic cord

A
  • testicular artery
  • testicular vein
  • nervous/lymphatic supply
  • mesorchium
  • ductus deferens + its mesentery
24
Q

What is the structure that anchors the testis to the tail of the epidydimis?

A

Proper ligament of the testis

25
Q

What is the function of the ligament of the tail of the epidydimis?

A

Anchor the epidydimis to the scrotum

26
Q

Describe the reproductive pathway of the canine genitourinary tract

A

Testis to epidydimis to ductus deferens to prostatic/ pelvic urethra to penile urethra to external urethral orifice

27
Q

In mammals, what anchors the penis to the ischium and formed by it when jointing the urethra at level of ischial arch?

A

Left and right crura

28
Q

Where do the crura and urethra join, that has a distinct bulb?

A

Root???

29
Q

What is the continuation of the penis dismally from the root????

A

The body

30
Q

Distally to the root, the ______________ is the distal free end.

A

Glans penis

31
Q

Define the external urethral orifice

A

The external opening of the penis

32
Q

Which muscle runs on the ventral aspect of the body and glans of the penis?

A

Retractor penis muscle

33
Q

Which muscle covers the origin of the crus and inserting on it distally?

A

Ischiocavernosus muscle

34
Q

Describe the muscle covering of the bulb of the penis

A

Bulbuspongiosus muscle

35
Q

Name the fibrous architecture of the penis

A

Tunica albuginea penis

36
Q

What are the 2 erectile tissue types of the penis?

A

Corpus cavernosum and spongiosum

37
Q

Which type of erectile tissue is bilateral and dorsal?

A

Corpus carvenosum

38
Q

Which erectile tissue surrounds the urethra?

A

Corpus spongiosum

39
Q

Which erectile tissue originates at the crura of penis?

A

Corpus cavernosum

40
Q

The erectile tissue that originates from the bulb of the penis is the?

A

C. Spongiosum

41
Q

Because the canine penis contains high percentage of erectile tissue vs architecture, it is considered:

A

Musculocavernous

42
Q

The two regions of the glans are:

A
  • bulbous glands
  • longa glandis
43
Q

What is the more proximal part of the glans that is composed of corpus spongiosum?

A

Bulbous glandis

44
Q

Define the longa glandis

A

The elongated distal end of the glans

45
Q

The ___________ will be present in the glans penis, with a centrally oriented urethral groove

A

Os penis?

46
Q

Where is the most common for a urolith obstruction?

A

Os penis?

47
Q

Where does the penis extend through when erect ?

A

Preputial orifice

48
Q

What is the inner layer of the prepuce composed of?

A

Mucous membranes

49
Q

What does the prostate do?

A

Secretes fluid for semen

50
Q

Describe the location and shape of the prostate

A

It is a bilobed structure with a dorsally located indentation. It surrounds the neck of the bladder and proximal urethra

51
Q

What are some common disorders with intact males?

A

Prostatic neoplasia ; benign prostate hyperplasia

52
Q

List the 4 pouches of the pelvic cavity

A
  • pararectal fossa
  • rectogenital pouch
  • genitovesical pouch
  • Pubovesical pouch
53
Q

What is something that can occur in the pouches?

A

Hernias

54
Q

List what makes up the spermatic cord

A
  • Testicular artery
  • testicular vein
  • Ductus deferens

FF2 Exam 2 (9 decks)

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