Human Body Systems

Front

Main organ of the respiratory system

Back

Lungs

Front

Three things food provides:

Back

energy, vitamins, minerals

Front

Carries blood away from the heart

Back

Arteries

Front

Carries blood back to the heart

Back

Veins

Front

Smallest blood vessels

Back

Capillaries

Front

Longest bone in the body

Back

femur

Front

Brain and spinal cord

Back

Central nervous system

Front

System that gives body shape and form

Back

Skeletal system

Front

System for oxygen intake and carbon dioxide removal

Back

Respiratory system

Front

System that breaks down food for energy

Back

Digestive system