MICROANATOMY

Detailed explanation-1: -The 80 bones of the axial skeleton form the vertical axis of the body. They include the bones of the head, vertebral column, ribs and breastbone or sternum. The appendicular skeleton consists of 126 bones and includes the free appendages and their attachments to the axial skeleton.

Detailed explanation-2: -Your axial skeleton is made up of the bones in your head, neck, back and chest. Your appendicular skeleton is made up of everything else-the bones that attach (append) to your axial skeleton. Your appendicular skeleton includes the bones in your shoulders, pelvis and limbs, including your arms, hands, legs and feet.

Detailed explanation-3: -Answer and Explanation: The two divisions of the body are the axial and appendicular.

Detailed explanation-4: -The ribs are divided into three groups, called true ribs, false ribs, and floating ribs. The top seven pairs of ribs are true ribs. They are attached by cartilage directly to the sternum. The next three pairs of ribs are false ribs.