Which of the Following Statements About the Coccyx is True

Question

Which of the following statements about the coccyx is true?
A) It is the most caudal vertebral region.
B) It anchors a muscle that constricts the anal opening.
C) It consists of three to five coccygeal vertebrae.
D) Fusion is delayed until the mid-twenties.
E) All of the answers are correct.

Accepted Answer

All of the statements are true. The coccyx is the most caudal vertebral region, consisting of three to five coccygeal vertebrae. It anchors a muscle that constricts the anal opening, and fusion is delayed until the mid-twenties.