Bottom parts of the foot The bottom part of the foot, also known as the sole or plantar surface, has several distinct regions and structures: 1. Heel (Calcaneus) 2. Arch 3. Ball of the Foot 4. Toes (Phalanges) 5. Plantar Fascia 6. Pads 7. Skin Literature on foot anatomy Understanding the Human Foot $29.95 $23.60 Buy from…