Cardiovascular system - Transports oxygen, hormones, and nutrients to the body cells
 Lymphatic system - Defend against infection and disease, move lymph between tissues and blood stream
 Digestive system -Digests food and absorbs nutrients, minerals, and water 
Endocrine system - Produces hormones that communicate between cells.
Integumentary system - Provides protection from injury and water loss, physical defense against infection by microorganisms, and temperature control.
 Muscular system -Involved in movement and heat production.
 Nervous system - Collects, transfers, and processes information.
 Reproductive system - Produces Gametes and Sex hormones
 Respiratory system - Brings air to sites where gas exchange can occur between blood and cells or blood and air
 Skeletal system -Supports and protects soft tissues of body; produces blood cells; stores minerals.
 Urinary system - Removes extra water, salts, and waste products from blood and body; controls pH; controls water and salt balance.
 Immune system - Defends against diseases.