Male Reproduction (Final Exam)

Question 1

Ability to engage in copulation

Answer 1

Potency

Question 2

Ability to produce healthy sperm that can

fertilize an egg

Answer 2

Fertile

Question 3

What are 4 categories of causes of testicular degeneration?

Answer 3

Thermal

Cryptorchidism

Hypoplasia

Chemical

Question 4

Testicular hypoplasia is an inherited condition in

________

Answer 4

Bulls

Question 5

Inflammation of the testes is known as

Answer 5

Orchitis

Question 6

Name 4 bacterial causes of orchitis

Answer 6

• Brucella*
• Pseudomonas*
• Mycobacterium*
• Nocardia*

Question 7

CDV

EVA

EIA

are all viral causes of ______

Answer 7

orchitis

Question 8

This is the foreign body inflammatory reaction

to sperm which have escaped tubular structures

Answer 8

Sperm Granuloma

Question 9

Interstitial (Leydig) Cell Tumors

are most common in this species

Answer 9

Dogs

Question 10

This is a tumor derived from the endocrine

cells of the interstitum

Answer 10

Interstitial (Leydig) Cell Tumor

Question 11

Testicular enlargement is RARE in this type of tumor

Answer 11

Interstitial (Leydig) Cell Tumor

Question 12

Endocrine effect and malignancy are very very rare

to see in this type of tumor

Answer 12

Interstitial (Leydig) Cell Tumor

Question 13

This is a tumor of spermatogonia (germ cells)

Answer 13

Seminoma

Question 14

Cryptorchidism is a predisposing factor for this type of

non- productive tumor,

where testicular enlargement is common

Answer 14

Seminoma

Question 15

T/F:

Seminomas result in testicular enlargement with substantial

endocrine effects

Answer 15

FALSE!

Seminomas DO result in testicular enlargement, but

there are NO endocrine effects reported

Question 16

Cryptorchidism is a predisposing factor for this type of

productive tumor,

where testicular enlargement is common

Answer 16

Sertoli Cell Tumor

Question 17

Estrogen production is seen in this type of tumor,

resulting in male dogs that appear attractive to other male dogs,

testicular enlargement, and symmetrical alopecia, with

reduced libido

Answer 17

Sertoli Cell Tumor

Question 18

Teratomas are rare tumors,

but if seen, are seen in the testes of young _______

Answer 18

horses

Question 19

Epididymitis due to dilation from sperm accumulation

is known as

Answer 19

Spermatocele

Question 20

Serous fluid accumulation in the Tunica Vaginalis

Answer 20

Hydrocele

Question 21

Blood accumulation in the Tunica Vaginalis

Answer 21

Hematocele

Question 22

Tumors of the Tunica Vaginalis are RARE

except for this type

Answer 22

Mesothelioma

^{(tumor of the membrane composed of}

^{simple squamous cells that forms the lining of several body cavities)}

Question 23

Multifocal red-brown papules on the scrotal skin

of a ram is caused by this virus

Answer 23

Sheeppox

Question 24

This is a disease seen most commonly in castrated horses

caused by a granulation response to this bacterial infection

of the scrotum

Answer 24

Scirrhous Cord

Question 25

The abnormal enlargement of the pampiniform venous plexus (spermatic vein) in the scrotum. This plexus of veins drains the testicles.

Answer 25

Varicocele

Question 26

What are the 2 types of neoplastic conditions associated with the scrotum?

Answer 26

Mast Cell Tumors Hemangiomas

Question 27

Which 3 species of animals have all 3 of the following accessory glands?: Prostate, Seminal Vesicles, and Bulbourethral Glands

Answer 27

Horse, Cow, Pig

Question 28

Cats have a prostate and bulbourethral glands. Dogs lack one of these. Which one?

Answer 28

Dogs only have a prostate, they lack bulbourethral glands

Question 29

This is a senile change of the prostate, which can also occur post-castration. It results in a reduction of organ size, cell numbers, and acinar structures.

Answer 29

Prostatic Atrophy

Question 30

This disease of the prostate is very commonly seen in older intact male dogs, likely due to hormonal imbalances. Multiple cysts and proliferation of stroma is characteristic.

Answer 30

Prostatic Hyperplasia

Question 31

A disease of the prostate caused by estrogen, this condition results in the change of prostate columnar epithelial cells into squamous cells.

Answer 31

Prostatic METAplasia

Question 32

What type of neoplasia can result in Prostatic METAplasia?

Answer 32

Sertoli Cell Tumors

Question 33

Prostatic Neoplasia is RARE, but if seen, it is seen in old dogs. What type of neoplasia is typically seen in these cases?

Answer 33

Adenocarcinomas

Question 34

The connection of the ventral penis to the prepuce, known as _________ \_\_\_\_\_\_\_\_\_ is a developmental disease of the penis seen most often in bulls

Answer 34

Persistent Frenulum

Question 35

This developmental disease of the penis results in failure of closure of the urogenital grooves

Answer 35

Hypospadias

Question 36

What two circumstances can result in penile hypoplasia?

Answer 36

Early Castration Intersex animals

Question 37

Narrowing of the preputial orifice preventing protrusion of the penis

Answer 37

Phimosis

Question 38

Narrowing of the preputial orifice preventing *retraction* of an already protruding penis

Answer 38

PARAphimosis

Question 39

Inflammation of the prepuce

Answer 39

Posthitis

Question 40

Inflammation of the glans penis

Answer 40

Balanitis

Question 41

Inflammation of the prepuce and glans penis

Answer 41

balanoposthitis

Question 42

What are 2 viral causes of balanoposthitis?

Answer 42

BHV-1 EHV-3 (Equine Coital Exanthema)

Question 43

Balanoposthitis in sheep and cows can be caused by this bacteria

Answer 43

*Corynebacterium* spp.

Question 44

Balanoposthitis can be caused by these two parasites

Answer 44

* Trypanosoma equiperdum* * Habronemiasis*

Question 45

Name the 4 kinds of neoplasia that can occur in the penis or prepuce

Answer 45

Fibropapillomas SCC Sarcoids TVT