Comparative Male Breeding Soundness Evaluation Flashcards
Breeding soundness evaluations are primarily used for __ breeding
natural
what are the basic parameters of a breeding soundness evaluation?
- hx and signalment
- physical exam
- reproductive exam
- semen collection and evaluation
why is vision an important part of the physical exam?
needs to be able to see cow and know its safe to approach and mount
also need good foot score to mount
what testing is needed for transporting bulls?
Tritrichomoniasis
what testing is needed for transporting rams?
brucella ovis
what testing is needed for transporting stallions?
Equine infectious anemia (coggins), Equine Viral Arteritis (EVA), Contagious Equine Metritis (CEM)
any breeding, male dogs need to be tested for ___ and possibly some endocrine disorders
brucella canis
male horses lack a __
sigmoid flexure
External Genitalia Exam
observe and palpate the penis and prepuce -> look for bumps and lumps
- can be examined during teasing or semen collection*
then testes, scrotum, epididymides, spermatic cord - all portions should be freely moveable and no torsion some twisting is normal
what are some common penis/prepuce abnormalities?
persistent frenulum, preputial abscess, hypoplastic
pendulous scrotum (vertical)
bull, ram, buck
craniocaudal orientation (horizontal) of scrotum
stallion, dog
cranioventral orientation (oblique) of scrotum
boar, tom
scrotal size = ?
sperm output
pendulous scrotal species (bulls/rams/bucks) should be measured by __ while non-pendulous scrotum species (boars/stallions) should be measured by ___measurements
scrotal circumference, caliper measurements
