Which of the following is NOT true of the anatomy of the sacrum?
A)The inferior end of the sacrum articulates with the coccyx. B)Nothing passes through the sacral foramina; they are membrane-covered openings. C)The sacral canal is a continuation of the vertebral canal. D)The median sacral crest consists of the fused spinous processes of the sacral vertebrae. E)All of these are true of the anatomy of the sacrum.