*The '''epiphyseal growth plate (EPG)''' allows the bone to continue to grow in length after birth.
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*The '''epiphyseal growth plate (EPG)''' allows the [[Bone and Cartilage - Anatomy & Physiology#Types of Bone|bone]] to continue to grow in length after birth.
*The EPG is a region of continuous chondroblast differentiation and maturation.
*The EPG is a region of continuous chondroblast differentiation and maturation.
*The EPG is divided into five zones:
*The EPG is divided into five zones:
Line 49:
Line 49:
===Girth===
===Girth===
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*The '''perisosteum''' lines the outer surfae of the diaphysis of the bone.
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*The '''perisosteum''' lines the outer surfae of the diaphysis of the [[Bone and cartilage - Anatomy & Physiology#Types of Bone|bone]].
**It has a cellular inner layer, consisting of osteoblasts, and a fibrous outer layer.
**It has a cellular inner layer, consisting of osteoblasts, and a fibrous outer layer.
*The '''endosteum''' lines the inner surface of the diaphysis of the bone.
*The '''endosteum''' lines the inner surface of the diaphysis of the bone.