MICROANATOMY

Detailed explanation-1: -Irregular bones are bones with complex shapes. These bones may have short, flat, notched, or ridged surfaces. Examples of irregular bones are the vertebrae, hip bones, and several skull bones. Sesamoid bones are small, flat bones and are shaped similarly to a sesame seed.

Detailed explanation-2: -The irregular bones are: the vertebrae, sacrum, coccyx, temporal, sphenoid, ethmoid, zygomatic, maxilla, mandible, palatine, inferior nasal concha, and hyoid.

Detailed explanation-3: -Irregular bones: Irregular bones are irregular in size and shape and are usually quite compact. They include the bones in the vertebral column, the carpal bones in the hands, tarsal bones in the feet, and the patella (kneecap).

Detailed explanation-4: -Bones that are neither long, short, nor flat are considered irregular bones. The shapes of these bones provide very specific functions. The facial bones and the bones of the spinal column, the vertebrae, are all irregular bones. These bones have complicated shapes that are unique to their function.

Detailed explanation-5: -Long bone – has a long, thin shape. Short bone – has a squat, cubed shape. Flat bone – has a flattened, broad surface. Irregular bone – has a shape that does not conform to the above three types.