WebMD's Feet Anatomy Page provides a detailed image and definition of the parts in the plantar fascia ligament along the bottom of the foot.
The plantar fascia is the thick tissue on the bottom of the foot. (the tendon connecting the calf muscles to the heel); Wear shoes with poor arch.
The muscles of the foot, along with a tough, sinewy tissue known as the plantar fascia, provide secondary support to the foot and the longitudinal arch. The foot.
The foot has three arches: two longitudinal (medial and lateral) arches and one anterior transverse arch. They are formed by the tarsal and metatarsal bones.
Below the juncture of these bones are the arches of the foot, which are three curves at the bottom of the foot that makes walking easier and less.