Hmmm, it would depend on the size of the big toenail. Some of the designs can be put on sideways too, so that might be an option. Otherwise, you can "piece" it together to get the width coverage you need. HTH
I don't think they are (not that I've got any medical training!). The umbilical vein carries the oxygenated blood to the baby (as it is going to the heart it is called a vein) and the umbilical arteries carry the deoxygenated blood away from the baby to the placenta. The exchange of gasses...
An adapter? How strange! Who told you this? It has a normal 3 pin plug on it, so what kind of adapter could they mean? Are you sure you have taken the little plastic cover off the plug. It's the smallest one I've ever seen, and I nearly didn't notice it.
These points have already been raised in other threads or the shellac group. Have a wee read and it'll answer your questions and more questions you haven't even thought about yet. One person has done the tips and shellac and it worked for them. xxx