Exploring Human Body Systems

Front

*Front:* Circulatory System

Back

blood, nutrients, gases, and wastes

Front

*Front:* Heart

Back

blood throughout the body

Front

*Front:* Respiratory System

Back

gases (oxygen and carbon dioxide)

Front

*Front:* Lungs

Back

organs of the respiratory system

Front

*Front:* Digestive System

Back

down food into nutrients

Front

*Front:* Stomach

Back

food and mixes it with digestive juices

Front

*Front:* Nervous System

Back

body activities with electrical signals

Front

*Front:* Brain

Back

organ of the nervous system

Front

*Front:* Skeletal System

Back

structure and support to the body

Front

*Front:* Bones

Back

organs that form the skeleton