1. KINGDOM ANIMALIA
Body Systems

2. Nervous System Organs brain, special senses, spinal cord, nerves
Function vision, hearing, taste, fast-acting control

4. Respiratory System Organs nose, mouth, lungs, trachea, larynx
Function provides oxygen, removes carbon dioxide, voice production

6. Digestive System
Organs mouth, teeth, tongue, pharynx, esophagus, stomach, small intestine, colon, liver, pancreas, gallbladder
Function breaks down food to provide nutrients and removes solid wastes

8. Immune System Organs no organs, just cells
Function protects against foreign invaders

10. Cardiovascular System
Organs heart, arteries, veins, capillaries
Function carries oxygen to all the body cells and removes wastes

12. Skeletal System Organs bones
Function supports the body; makes blood cells

14. Muscular System
Organs muscles
Function movement

16. Reproductive System Organs Function produce offspring
Females: ovaries, Fallopian tubes, uterus, vagina, cervix
Males: penis, testes, urethra, vas deferens, prostate gland
Function produce offspring

18. Integumentary System
Organs skin, hair, nails, sweat glands, sebaceous glands
Function physical barrier, controls body temperature

20. Urinary System (a.k.a. Excretory System)
Organs kidneys, ureters, bladder, urethra
Function cleans the blood and removes liquid wastes from the body

22. Endocrine System
Organs ovaries, testes, thyroid, adrenals, pituitary, thymus, hypothalamus, pineal, pancreas, parathyroid
Function slow-acting control system; makes hormones

24. Lymphatic System
Organs lymph vessels, spleen, tonsils, thymus, lymph nodes
Function returns fluid, lost by the cardiovascular system, to the heart