Chapter

The Skeletal System

From Human Nutrition by Human Nutrition

Concepts

1. Bone Functions

   "Your bones are stronger than reinforced concrete. Bone tissue is a composite of fibrous strands of collagen, a type of protein, that resemble the steel rebar in concrete and a hardened mineralized ma

2. Bone Structure

   "The human skeleton contains 206 bones. It is divided into two main parts, the axial and appendicular. The axial skeleton consists of the skull, vertebral column, and rib cage, and is composed of eigh

3. Bone Remodeling

   "Bone tissue contains many different cell types that constantly resize and reshape bones throughout growth and adulthood. Bone tissue cells include osteoprogenitor cells, osteoblasts, osteoclasts, and

4. Bone Density

   "Bone mineral density, or BMD, is a measurement of the amount of calcified tissue in grams per centimeter squared of bone tissue. BMD can be thought of as the total amount of bone mass in a defined ar