8- Principles of infertility in the male

Question 1

Define fertility

Answer 1

Capability of producing offspring

Question 2

Define sterility

Answer 2

Absolute inability to produce offspring

Question 3

Define infertility

Answer 3

Not be able to get pregnant after one year of unprotected sex
A factor of the breeders expectations
It is not sterility

Question 4

List some reasons male would have inability to acheive intromission

Answer 4

Failure of erection
Penile deviations
penile trauma
preputial abnormalities

Question 5

Give a reason why an animal would have a failure of erection

Answer 5

Corpus cavernosum penis (CCP) rupture
Abnormal venous drainage of CCP

Question 6

List some reasons why an animal would have failure of fertilisation

Answer 6

testicular disease
sperm abnormalities
epididymal lesions
accessory gland disease