Employers hiring medical assistants are looking for candidates with a mastery of both clerical and interpersonal skills. Expect to be quizzed on health care procedures as well as experience tending to patient needs. You may be asked to answer role-play question that will test your ability to handle difficult patients in a sympathetic and professional way. Be aware that many employers will expect candidates to be certified by the American Association of Medical Assistants.
What did you like most/least about your last position/company.
This is always a tricky one. You can't make it sound too fabulous. If it's so great, then why did you leave. On the other hand, you can't talk too negatively about your last employer. This just makes you look bad.