Systems

• Systems


  Groups of organs that work together for a vital function in an organism
• Major systems in the human body

  • Circulatory System
  • Digestive System
  • Respiratory System
  • Excretory System
  • Immune System
  • Nervous System
  • Skeletal System
  • Muscular System
  • Integumentary System
  • Reproductive System
• Circulatory System


  • Transports blood throughout the body
  • Includes heart, blood vessels
• Digestive System


  • Breaks down food into nutrients the body can absorb
  • Includes mouth, stomach, intestines
• Respiratory System


  • Takes in oxygen and releases carbon dioxide
  • Includes lungs
• Excretory System


  • Removes waste products from the body
  • Includes kidneys, lungs, skin
• Immune System


  • Protects the body from disease
  • Includes white blood cells, antibodies
• Nervous System


  • Controls movement, senses the environment, and coordinates body functions
  • Includes brain, spinal cord, nerves
• Skeletal System


  • Provides support, structure, and protection for the body
  • Includes bones, cartilage
• Muscular System


  • Enables movement
  • Includes muscles
• Integumentary System


  • Protects the body from the environment
  • Includes skin, hair, nails
• Reproductive System


  • Enables reproduction
  • Includes ovaries, testes