Organ System
Next Generation: HS.LS1.2 MS.LS1.3 MS.LS1.3 NGSS

Organ System


This lesson will give a brief overview of the body's eleven organ systems and discuss their major roles in the body.

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  • Integumentary System

    Body system that composes the body's outer covering to protect the body, receive sensory information and control body temperature.

  • Nervous System

    Body system that detects stimuli and coordinates responses.

  • Muscular System

    Body system that allows for movement, posture and production of heat.

  • Skeletal System

    Body system that provides attachment point for muscles, stores minerals, protects organs and makes red blood cells.

  • Cardiovascular System

    Body system that works to pump blood throughout the body.

  • Endocrine System

    Body system that makes and secretes hormones which regulate body functioning.

  • Lymphatic System

    Body system that works with the immune system to defend the body against pathogens.

  • Respiratory System

    Body system that delivers oxygen and removes carbon dioxide from the body.

  • Digestive System

    Body system that ingests, digests and absorbs nutrients needed in the body.

  • Urinary System

    Body system that maintains the chemical make up and volume of blood and rids the body of excess fluids.

  • Reproductive System

    Body systems specific to male or females that produce eggs and sperm necessary for the formation of a fetus.