How does a surrogate become pregnant through IVF?

The IVF process involves Preparation Phase (medical clearance at IVF clinic, medication to prepare uterine lining, mock cycle to test response), Embryo Transfer (simple, painless procedure like a pap smear, takes 5-10 minutes, no anesthesia required, embryo placed directly in uterus), and Post-Transfer (brief rest period 30 minutes, continue medications, pregnancy test after 10-14 days, beta hCG monitoring if...