PD diagnosis

What is a key indicator of pregnancy observable by trans-rectal ultrasound from day 20?

Uterine fluid and amniotic sac.

When can fetal heartbeat be detected using trans-rectal ultrasound?

From day 35.

From which day can cotyledons be observed in a pregnancy diagnosis?

From day 80.

What indicator can be observed from day 40 during a pregnancy diagnosis?

Membrane slip.

What is the significance of detecting uterine fluid in pregnancy diagnosis?

It indicates early signs of pregnancy, observable from day 20.

How soon can amniotic sac be seen through trans-rectal ultrasound?

It can be seen from day 20.

What does the presence of cotyledons indicate in a pregnancy diagnosis?

It indicates a more advanced stage of pregnancy, observed from day 80.

What is the starting day for observing a fetal heartbeat in pregnancy?

Day 35.

Which diagnostic method is used for early pregnancy diagnosis in veterinary medicine?

Trans-rectal ultrasound.

What does the term 'membrane slip' refer to in the context of pregnancy diagnosis, and when can it be detected?

It refers to feeling the membranes of the embryo, detectable from day 40.