About the Body Basics Library (for Teens) - Children's Hospital of San Antonio (Christus Health)
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About the Body Basics Library

Did you ever wonder what all those complex body systems do? These Body Basics articles explain just how each body system, part, and process works. Use this medical library to find out about basic human anatomy, how it all functions, and what happens when things go wrong.

Blood
Bones, Muscles, and Joints
Brain and Nervous System
Digestive System
Endocrine System
Eyes
Female Reproductive System
Heart and Circulatory System
Immune System
Kidneys and Urinary Tract
Lungs and Respiratory System
Male Reproductive System
Metabolism
Mouth and Teeth
Skin, Hair, and Nails
Spleen and Lymphatic System