500
THE LARGEST ORGAN IN THE BODY IS THE SKIN. IT PROTECTS THE BODY FROM HEAT AND COLD. IT REGULATES THE BODY TEMPERATURE AND SENSES HEAT, COLD, TOUCH, PAIN, AND PRESSURE. INCLUDES: ALL THE LAYERS OF THE SKIN, NAILS, HAIR, SWEAT GLANDS, OIL GLANDS, AND MAMMARY GLANDS.
WHAT IS THE INTEGUMENTARY SYSTEM?