1	Human Body Systems
2	Circulatory System Function: to transport materials through the body Organs & tissues: heart, blood, blood vessels Works with: all systems Depends on: respiratory system
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4	Lymphatic (Immune) System Function: to fight disease & infection, to remove tissue fluid Organs: spleen, tonsils, lymph nodes, lymphocytes Works with: circulatory system
5	Respiratory System Function: to bring oxygen into the body, carbon dioxide out of the body Organs: nose, trachea, larynx, pharynx, bronchi, bronchioles, alveoli, diaphragm Depends on: circulatory system Works with: all cells
6	Excretory System Function: to remove wastes form body Organs: lungs, liver, skin, digestive system, urinary system Depends on: circulatory system Composed of parts of several systems Includes urinary system
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8	Digestive System Function: to break down food into small molecules to be used by the body Organs: mouth, esophagus, stomach, small intestine, large intestine, liver, pancreas, gall bladder Depends on: circulatory sytsem Works with: all systems
9	Skeletal System Function: shape & support, protection, makes blood cells Organs & tissues: bones, ligaments Depends on: muscular system, circulatory system, digestive system
10	Muscular System Function: to cause movement Organs & tissues: muscles, tendons Works with: skeletal system Depends on: circulatory system, respiratory system, digestive system
11	Integumentary System Function: sensing, protection, excretion Organs & tissues: skin, membranes Depends on: circulatory system
12	Nervous System Function: response to environment, maintaining homeostasis Organs: brain, nerves, spinal cord Works with: all systems
13	Endocrine System Function: to produce hormones and use them to regulate the body Organs: glands, testes, ovaries, pancreas, thymus Works with: all systems