ANATOMY

Detailed explanation-1: -The circular structural unit found within compact bone is termed the osteon, and consists of a central canal surrounded by layers of bone.

Detailed explanation-2: -Joints are the areas where two or more bones meet. It is necessary for all types of movement in the body involving bones.

Detailed explanation-3: -Bone is a mineralized connective tissue that exhibits four types of cells: osteoblasts, bone lining cells, osteocytes, and osteoclasts [1, 2]. Bone exerts important functions in the body, such as locomotion, support and protection of soft tissues, calcium and phosphate storage, and harboring of bone marrow [3, 4].

Detailed explanation-4: -The skeleton Skull – including the jaw bone. Spine – cervical, thoracic and lumbar vertebrae, sacrum and tailbone (coccyx) Chest – ribs and breastbone (sternum) Arms – shoulder blade (scapula), collar bone (clavicle), humerus, radius and ulna.