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The Coccyx Quiz

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Questions and Answers

What is the coccyx?

A separate set of vertebrae

A vestigial tail (correct)

A flexible bone structure

A fully functional tail

What shape does the coccyx form?

A small triangular bone (correct)

An irregular and asymmetrical bone

A large circular structure

A long and narrow bone

How many vertebrae form the coccyx?

Five fused vertebrae

Four fused vertebrae (correct)

Three separate vertebrae

Two flexible vertebrae

Which joint connects the sacrum to the ilium?

Sacro-iliac joint Signup and view all the answers

What is the function of the pelvic floor muscles?

Supporting the weight of the abdominal and pelvic organs Signup and view all the answers

Which ligament runs from the sacrum to the ischial tuberosity?

Sacrotuberous ligament Signup and view all the answers

What is the symphysis pubis formed by?

Pad of cartilage Signup and view all the answers

What is the function of the sacrococcygeal joint?

Articulating with the tip of the sacrum Signup and view all the answers

Study Notes

Pelvic Structure

The coccyx is the tailbone, located at the bottom of the spine.
The coccyx forms a triangular shape.

Vertebral Composition

The coccyx is formed by 3-5 fused vertebrae.

Sacroiliac Joint

The sacrum connects to the ilium through the sacroiliac joint.

Pelvic Floor Muscles

The pelvic floor muscles have a crucial function in supporting the pelvic organs.

Ligaments

The sacrotuberous ligament runs from the sacrum to the ischial tuberosity.

Symphysis Pubis

The symphysis pubis is formed by the fusion of the two pubic bones.

Sacrococcygeal Joint

The sacrococcygeal joint, located between the sacrum and the coccyx, allows for a slight degree of movement.

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Description

Test your knowledge about the coccyx with this quiz. Learn about the anatomy and function of this vestigial tail bone, which consists of four fused vertebrae.