EVERYDAY SCIENCE

Detailed explanation-1: -The spine is the part of the body with the most irregular bones. Thirty-three irregular bones in total have been found here. These irregular bones include the vertebrae, coccyx, sacrum, temporal, ethmoid, sphenoid, zygomatic, mandible, maxilla, inferior nasal concha, palatine, and hyoid.

Detailed explanation-2: -Skeletal bones are classified as long, short, flat, or irregular and vary in length, width, and depth. The bones in the spine are irregular in shape and provide places to connect to other bones.

Detailed explanation-3: -A healthy spine has three natural curves that make an S-shape. These curves absorb shocks to your body and protect your spine from injury. Many different parts make up your spine: Vertebrae: The spine has 33 stacked vertebrae (small bones) that form the spinal canal.

Detailed explanation-4: -Irregular Bones Have Complex Shapes For example, the vertebrae, irregular bones of the vertebral column, protect the spinal cord.

Detailed explanation-5: -The irregular bones are: the vertebræ, sacrum, coccyx, temporal, sphenoid, ethmoid, zygomatic, maxilla, mandible, palatine, inferior nasal concha, and hyoid.