Sx of Repro Tract - Ruminants

Question 1

What are the arteries suppling the penis?

Answer 1

terminal branch of pudendal a.

• deep a. (corpus cavernosum)
• bulb (corpus spongiosum)
• dorsal a. (outside erectile tissue)

Question 2

What is the nerve supplying the penis?

Answer 2

dorsal nerve

Question 3

Describe the mechanism of erection

Answer 3

• vascular dilation
• muscular contraction (bulbospongiosus and ischiocavernosus)
• deep artery of penis fills corpus cavernosum and blood pressure increases

Question 4

Describe the pathogenesis of an ulcer of the preputial orifice

Answer 4

• hair clipped too short
• urine accumulates
• urease producing organisms produce ammonia
• ulceration and secondary infections

Question 5

Which breed is predisposed to prolapse of prepuce?

Answer 5

Bos indicus

Question 6

What is phimosis?

Answer 6

inability to extend penis

Question 7

What is paraphimosis?

Answer 7

inability to retract penis

Question 8

Which animals get preputial avulsions?

Answer 8

artificial insemination bulls

Question 9

Describe “corkscrew” penile deviation

Answer 9

apical ligament is slipping off

Question 10

Describe “rainbow” penile deviation

Answer 10

penis deviated laterally

- rigid penis

Question 11

Which animals are predisposed to decubital ulcers?

Answer 11

show rams

- overweight, little exercise

Question 12

How are minor constrictions/cicatrix of the penis corrected?

Answer 12

longitudinal incision sutured transversely

Question 13

When can you use conservative treatment for a penile hematoma?

Answer 13

when the hematoma is 15cm or less

Question 14

What are the methods of penile anesthesia?

Answer 14

• pudendal nerve block
• dorsal penile nerve block
• local infiltration