Last month, a study in the journal, Resusitation, found that many medical students and residents were preforming intubations incorrectly because "they had learned the procedure from watching medical dramas."*
The National Post has a good article on the study that's worth checking out.
Brindley PG, Needham C. Positioning prior to endotracheal intubation on a television medical drama: Perhaps life mimics art. Resuscitation. 2009 Mar 16