Breeding Soundness Evaluation

Question 1

List the steps of the routine Male breeding soundness evaluation (BSE)

Answer 1

BSE is a standard procedure
- ID (permanent) and Physical Exam (thorough history)
- Check External Genitalia
- Scrotal Palpation and Size
- Ultrasound (to look inside)
- don’t need to always do it
- Evaluate (palpate) Accessory sex glands
- Prostate (all species)
- Seminal vesicles
- Bulbourethral glands
- Ampulla
- Evaluate Penis
- Semen Collection and Evaluation
- Sperm Morphology

Question 2

Classification Scheme for Bulls
Expected to achieve a 60% pregnancy rate every 21 days

Answer 2

satisfactory potential breeder

Question 3

Classification Scheme for Bulls
Fails to meet minimum criteria of BSE

Answer 3

unsatisfactory potential breeder

Question 4

Classification Scheme for Bulls
May improve with treatment or time. Retest at a future date (30-60 days later)

Answer 4

classification deferred

Question 5

List the steps of the female reproductive examination

Answer 5

• Perineal conformation
  - Lesions, tumors, vaginal discharge, clitoral enlargement
• External Exam
  - Mammary gland = size, temperature, symmetry, gross lesions
• Internal exam
  - Large animals = Vestibule, vagina, cervix, uterus, oviduct ovaries
  - Small animals = Uterus, Ovaries, Vaginoscopy, Cytology

Question 6

Is a more in-depth and invasive procedure. May require additional tests and it is done when we are worried about infertility problems.

Answer 6

Infertility work-ups
- Advanced semen analysis
- Cultures/Cytology/Biopsies

Question 7

the energy of the sexual drive as a component of the life instinct.

Answer 7

Libido

Question 8

(T/F) Stallions have verticle-located testicles

Answer 8

False

Question 9

A stallion’s total scrotal width needs to be at least _____ cm

Answer 9

10

Question 10

What is the first thing you evaluate in a Semen collection?

Answer 10

Motility = it is the first thing to be affected, sperms have to be alive

Question 11

Sperm Morphology
Related to spermatogenesis
- Head defects, Acrosome defects
- Proximal droplets, Midpiece defects
- Tightly coiled tail

Answer 11

Primary Defects

Question 12

Sperm Morphology
Related to maturation and transport (storage)
- Distal droplet, bent tails, detached head

Answer 12

Secondary Defects

Question 13

List the steps of the routine Female breeding soundness evaluation (BSE)

Answer 13

• History
  - Age
  - Purpose
  - General Health
  - Reproductive History
• General Physical Exam
• Detailed Reproductive Exam

Question 14

For palpation in large animals, we palpate:

Answer 14

Transrectal

Question 15

For palpation in small animals, we palpate:

Answer 15

Transabdominal

Question 16

The number one reason for the lack of cycling in female animals is:

Answer 16

Pregnancy

Question 17

When performing an intra-uterine procedure on a female that has a history of infertility. Which diagnostic test should always be done FIRST?

Answer 17

Uterine ultrasound to rule out pregnancy