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MIDDLE SCHOOL

Life Science

Growth, Development, and Reproduction of Organisms

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Growth, Development, and Reproduction of Organisms: Human Body Systems

Joints

Description

Joints

Joints are the places where two or more bones meet, allowing your body to move in many different ways. Without joints, you wouldn’t be able to bend your knees, wave your hand, or turn your head. There are different types of joints, like hinge joints (knees and elbows), ball-and-socket joi...

Transcript

We can easily bend to pick up objects below us because of joints, which connect bones and let us bend, twist, and turn.

Joints in the human body are of three main types.

First are fixed joints. These don’t move and are found in places like your skull, where the bones are fused together to protect your brain.

Next are partly mov...

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