Each sheet is bounded by parallels and meridians.
The Mamore, the upper part of which is called the Chimore, rises on the north-east slopes of the Sierra' de Cochabamba a little south of the 17th parallel, and follows a northerly serpentine course to its confluence with the Beni, the greater part of which course is between the 65th and 66th meridians.
The colored light is applied to the skin on specific points, similar to the points on the acupuncture meridians.
Arbitrary lines, either traced from point to point and marked by posts on the ground, or defined as portions of meridians and parallels, are now the most common type of boundaries fixed by treaty.
A new technique called Emotional Freedom Technique (EFT) involves tapping at various acupuncture meridians with the fingertips.