There are four normal classifications of joint movements. Primarily based on their own spot, joints can either: Joints, comprised of bones and connective tissue, derive from embryonic mesenchyme. Bones develop right through intramembranous ossification or indirectly by means of endochondral ossification. Mesenchymal cells directly differentiate into bone-making cells throughout intram... https://www.amazon.com/dp/B082XJ4R2F