name the tissue that smoothen bones surfaces at joints? describe its describe its structure.
Cartilage is a tough, elastic, fibrous connective tissue found in various parts of the body, such as the joints, outer ear, and larynx. It smoothens the bones surfaces at joints.
Structure of cartilage:
1. Non-porous, semi-transparent and elastic tissue
2. Cells are widely spaced
3. The deposition of inorganic salts, mainly calcium salts, is responsible for a slight hardening of the intercellular material or matrix
4. The rounded cells are present in groups within special spaces known as lacunae
5. Absence of blood vessels