Osteoblasts are bone cells responsible for building and maintaining the mineral content of bone. They help produce new bone tissue and regulate the deposition of minerals like calcium and phosphate.
True statements about bones include that bones:give the body a framework; everything is either enclosed within a frame of bones or is attached to bonesallow humans to be weight-bearinghave joints that allow humans specific movementsallow us to sit, climb, wave, turn and go in the opposite directionhave a bone marrowneed calciumcan leach calciumare strong but with enough force can breakcan break horizontally, splinter vertically, or break in a spiralcan repair themselves