The Human Body -

Organs are structures that are made up of two or more types of tissue, and perform a specific function. Examples of organs include the heart, lungs, liver, and brain.

The skeletal system is made up of 206 bones that provide support and structure to the body. The skeletal system also protects internal organs, such as the brain, heart, and lungs, and provides a framework for muscles to attach to and move the body. The Human Body

Epithelial tissue forms the lining of organs, glands, and other body surfaces, and is responsible for protecting the body from external damage and regulating the exchange of materials. Connective tissue, on the other hand, provides support and structure to the body, and includes bone, cartilage, and fat. Organs are structures that are made up of