distal
This is a minorly incorrect use of the term distal, which means farther from the trunk of the body than something else for examply the hand is distal to the forearm. However the furthes part of the...
None; there is no body part lower or below (inferior) to the feet.
Actually, the part of the body with the most cells is skin.
Our stomach is the most acidic area in our body due to gastric juice.