Book One -- The things that sustain and support the entire body, and what braces and attaches them all. [the bones and the ligaments that interconnect them] | Chapter 4 On the Structural Relationships of Bones

Man is made with many bones for the sake of motion

Bones were arranged next to each other not only for the sake of motion, but also for movement of a substance, for security, resistance to injury, or because the parts are different from one another. For the sake of motion the bones of the fingers are joined to each other, then the ulna and radius with the humerus, the humerus with the scapula, the femur with the tibia, and countless other such connections of bones.



Book One -- The things that sustain and support the entire body, and what braces and attaches them all. [the bones and the ligaments that interconnect them] | Chapter 4 On the Structural Relationships of Bones