You will discover 4 common classifications of joint actions. Based mostly on their location, joints can possibly: Joints, comprised of bones and connective tissue, derive from embryonic mesenchyme. Bones develop specifically as a result of intramembranous ossification or indirectly by endochondral ossification. Mesenchymal cells straight differentiate into bone-manufacturing cells thr... https://www.amazon.com/dp/B082XJ4R2F