Moving Muscles and Bones: Bones and Joints

The video explains that bones are living tissues capable of growth and healing. It describes the composition of bones, highlighting that they are made of minerals and covered with cartilage. The video compares the flexibility of cartilage to the rigidity of bones, using the ear and forearm as examples. It also discusses joints, which connect bones and allow for movement, and explains the role of ligaments in holding joints together.

What is a joint and what role do ligaments play in it?

What happens to a ligament when it is stretched too far?