Question

Bone remodeling keeps bones strong as ____________ break down bone and ____________ rebuild it. This process replaces as much as ____________ of bone each year. Bone recycling helps the body to ____________ blood calcium.

Answer 1

Bone remodeling keeps bones strong as osteoclasts break down bone and osteoblasts rebuild it. This process replaces as much as 18% of bone each year. Bone recycling helps the body to regulate blood calcium.

Step-by-step explanation:

Bone tissue is a type of specialized connective tissue that is in constant change and renewal due to the activity of its cells. Besides serving the composition of bones and, therefore, the skeletal system, it also functions as a calcium reservoir that can be used when needed.