Review of Body Systems

The excretory system filters and removes liquid wastes from the body.

A joint is the place where two bones connect.

The nervous system sends messages to the brain.

Capillaries are the smallest blood vessels in the body.

Red blood cells carry oxygen to muscle tissue.

The skeletal system is the framework of bones that supports the body and protects internal organs.

Cartilage is a flexible connective tissue found in joints, the rib cage, and the ear.

Red blood cells transport oxygen from the lungs to the body's tissues.

The main components are bones, cartilage, ligaments, and joints.

Arteries carry blood away from the heart, while veins carry blood back to the heart.