I'll try to explain, because I've had tubes before. In fact, I still have them.
For me, tubes were put in because of too many ear infections, and excessive water in my ear. The tube helped drain the water out. You can see A picture I have in a file. The tubes can be put I believe in the ear drum. They're put there to help drain water that has trouble getting out on its own.
Answer:
The legal term for an advance directive that specifies an individual's end-of-life wishes for medical treatment without necessarily appointing a designee to make legal decisions for him or her is called a living will
Explanation:
A living will is made when alive and it comprises of how one intend to distribute his/her wealth without any interfere by others decision even when dead. The documents must have been signed when alive by the individual
Http://www.phschool.com/science/biology_place/biocoach/bioprop/folding.html hope it helpps
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