Sound waves into electrochemical impulses, which are transmitted to the brain.

cochlea
eardrum
pinna

the oblique cord is a ligament between the ulnar and radius bones in the lower arm near the elbow. it takes the form of a small, flattened band, extending downward and lateralward, from the lateral side of the ulnar tuberosity at the base of the coronoid process to the radius a little below the radial tuberosity.

try going vegan or the palyo diet!