Question

bio - 201l topic 3: skeleton
practice it
lo 3.2. name the three general classes of bone markings.
(1) articulations, (2) projections, and (3) holes.
(1) ridges, (2) depressions, and (3) holes.
(1) foramina, (2) crests, and (3) tunnels.
(1) articulations, (2) depressions, and (3) elevations.
(1) depressions, (2) tunnels, and (3) elevations.

Explanation:

Bone markings are features on bones. Articulations are where bones meet other bones, projections are out - growths from the bone surface, and holes allow for the passage of structures like nerves and blood vessels. These are the three general classes of bone markings.

Answer:

(1) articulations, (2) projections, and (3) holes.