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