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🦴 Bones – Physiology and Functions The human skeletal system comprises 206 bones, each serving as a vital component of a dynamic organ system. Bone is a specialized connective tissue that is continuously remodeled and responsive to metabolic, mechanical, and hormonal stimuli. 🧬 I. Composition of Bone Tissue Bone is composed of: 🔹 Bone Cell Types: 📚 II. Key Functions of Bones 1. Support 2. Protection 3. Movement 4. Mineral