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 are bones primarily made of?

• Cartilage

• Water and fat

• Muscle tissue

• Minerals and other materials

How many bones are there in a human hand?

• 30

• 20

• 15

• 27

Which part of the body is made of cartilage?

• Forearm

• Ear

• Ribcage

• Skull

What is the role of ligaments in the body?

• To store minerals

• To hold joints together

• To connect muscles to bones

• To produce red blood cells

Which type of joint does not move?

• Elbow joint

• Knee joint

• Shoulder joint

• Skull joint