This segment of human foot refers to the bone and muscle structures around the 5 toes or phalanges, and metatarsals. Each toe or phalanx comprises a number of smaller bones. The hallux, or big toe, has 2 phalanx, distal and proximal, and one interphalangeal joint. The other 4 toes have 3 bones and 2 joints each. It bears more than half of the body weight.