The instep is made up of several bones, which is why they are part of the bone structure.
The upper part of the foot, which is between the leg and the beginning of the toes. It is the set of the tarsal and metatarsal bones.
Anatomy of the human body by Gray, Henry, 1825-1861; Lewis, Warren Harmon, 1870_p.276
Go to “Measurement reference points”