Table of Contents
Can your bones grow longer?
Bone continues to change over the course of a person’s lifetime. While they do not grow longer, for example, bones can become thicker during adulthood. Bone thickening is often in response to increased muscle activity, such as weight training.
What stimulates the growth of long bones?
The longitudinal growth of long bones is a result of endochondral ossification at the epiphyseal plate. Bone growth in length is stimulated by the production of growth hormone (GH), a secretion of the anterior lobe of the pituitary gland.
How do bones grow wider and longer?
By birth, several areas of cartilage remain in the skeleton, including growth plates at the ends of the long bones. This cartilage grows as the long bones grow, so the bones can keep increasing in length during childhood. Long bones ossify and get longer as they grow and develop.
Why do bones stop growing?
Bones increase in length because of growth plates in the bones called epiphyses. As puberty progresses, the growth plates mature, and at the end of puberty they fuse and stop growing.
What hormone causes long bones?
The pituitary gland secretes growth hormone (GH), which, as its name implies, controls bone growth in several ways. It triggers chondrocyte proliferation in epiphyseal plates, resulting in the increasing length of long bones.
What hormone makes bones grow?
Bone and mineral metabolism is regulated by numerous hormones and local growth factors. Growth hormone (GH), directly and/or indirectly through local IGF1 and IGF2 production, stimulates bone turnover as it increases osteoblast number and function.
When does bone growth stop in length?
Long bones stop growing at around the age of 18 in females and the age of 21 in males in a process called epiphyseal plate closure. During this process, cartilage cells stop dividing and all of the cartilage is replaced by bone.
How are bones developed?
Bone formation is never really complete. Bone is a living tissue made up of protein, calcium and other minerals, and water. Bone tissue continuously renews itself by breaking down older bone and replacing it with new bone. This process is called remodeling.