due today... need back in a few hours. (7 hours). No word count.

Explain in layman's terms the potential positive affects of medical practitioners following a mandatory sequence checklist in delivering appropriate medical care. Compare and contrast a critical path decision checklist as used by today's commercial pilots and a potential critical path decision checklist as may be used by, for example, a bypass surgeon. Are there any fundamental differences? Can a checklist be used in every medical situation?  What advantages do checklists have?  What disadvantages do they have?