Question

15 questions on the anatomy of bones : question 4 : what do we mean by an articulation? a cavity within a bone a small, a rough projection or bump an area where bones contact each other

Explanation:

In anatomy, an articulation refers to the area where bones come into contact with each other, allowing for movement or providing stability. A cavity within a bone is not an articulation, nor is a small, rough projection or bump.

Answer:

an area where bones contact each other