Trivia: What is the coccyx?
Tailbone
Nosebone
Shoulder
Big toe
The correct answer is Tailbone
So why is this answer correct? : The coccyx, or tailbone, is a small triangular bone at the base of the sacrum made of fused vestigial vertebrae. The coccyx has an important weight bearing role, and is integral to the movement of the lower body. Without the coccyx, such activities as walking and standing would be impossible.