myelin sheath
Multiple Sclerosis.
the Myelin Sheath Myelin Sheath Your welcome I had to look for it
A Bit Patchy was created in 2005-10.
There is a Patchy Patch doll available on Kijiji.ca There is also a discussion about the patchy doll on ebrandon.ca
It's actually what Patchy the Pirate was going to look like before the guy who plays him was hired.
I believe that you are thinking of an Apache Indian, not a patchy Indian. The Apache tribe has had some historical importance.
sclerosis
Multiple sclerosis
patchy
Really what I think is that no a labradors fur should not go patchy. That is a sign of sicklyness.
The opposite of -sclerosis is -malacia.