The Human Body Systems
Digestive System Takes in food, breaks down food, absorbs nutrients
Circulatory system Transports materials like oxygen, carbon dioxide, nutrients to all the cells of the body
Respiratory system Brings in oxygen to the body
Excretory system Removes metabolic waste
Nervous system Regulates the body by sending electrical impulses
Endocrine system Regulates the body by releasing hormones
Immune system Fights disease and infection
Skeletal system Shapes, supports, protects the body Makes blood cells
Muscular system Provides movement
Reproductive system Makes sex cells for the creation of offspring