The circulatory system moves blood and nutrients around the body.

The respiratory system helps you breathe and get oxygen.

The digestive system breaks down food into nutrients.

The nervous system controls body functions and responses.

The skeletal system provides structure and protection.

Muscles help the body move.

The immune system fights infections and diseases.

The endocrine system releases hormones to regulate the body.

The excretory system removes waste products.

All systems work together to keep the body healthy.