Which term refers to one of the bones that form the instep of the foot?

The term that refers to one of the bones that form the instep of the foot is tarsal. The tarsal bones consist of a group of seven bones located in the posterior part of the foot, which includes the calcaneus (heel bone), talus, and other smaller bones. These bones collectively help to support weight, allow for movement, and contribute to the overall structure and function of the foot.

The tarsal bones are distinct in their arrangement and role in foot anatomy, ensuring proper alignment and movement during walking and running. The term specifically encompasses the entire group of bones, highlighting its importance in the function of the instep. In contrast, the metatarsal bones are located in the middle part of the foot and connect the tarsal bones to the phalanges, which are the bones of the toes. The cuboid is indeed a tarsal bone, but it refers specifically to one of the seven tarsal bones, while the primary term that encompasses the instep bones is tarsal. Phalanges refer to the bones of the toes and are not involved in forming the instep.