2x interviews (2 interviewers in each); 30 mins each.
First interview: scientific; Second interview: clinical
The Student Room; interview books (medicine specific); practice interviews.
No.
Remember this advice isn't official. There is no guarantee it will reflect your experience because university applications can change between years. Check the official Cambridge and Oxford websites for more accurate information on this year's application format and the required tests.
Also, someone else's experience may not reflect your own. Most interviews are more like conversations than tests and like, any conversation, they are quite interactive.
I had two 30 minute interviews with two professors/clinicians at each interview. The first interview was
The 1st was very scientific - we talked about vision, blood and membranes, among other things. The 2nd was more clinical - we discussed my NHS
The Student room was useful for generic questions, I also looked at
If you don't apply you'll never get in so may as well apply!