This lesson will define the role of bone remodeling in maintaining homeostasis in the body. It is 1 of 4 in the series titled "Homeostasis and Bone Remodeling."

Today Hank explains the skeletal system and why astronauts Scott Kelly and Mikhail Kornienko are out in space studying it. He talks about the anatomy of the skeletal system, including the flat, short, and irregular bones, and their...

This lesson will describe the effects that exercise and nutrition have in the health of your skeletal system. It is 1 of 4 in the series titled "Skeletal Health."