General health check and history. Then wee sample and bloods. Mine lasted around an hour! Xx
By the smoke machine thing @kelly means carbon monoxide test hahaha
https://www.nhs.uk/pregnancy/your-pregnancy-care/your-antenatal-appointments/
They ask a lot of questions about yours and the dads family history and medical history for example if either of our mums or nans had had miscarriages or still births
Just a chat and bloods, wee test, BP and smoke machine thing you just blow.