human endocrine system

• Nervous system

  • Spinal cord
  • Brain
  • Nerves
• Endocrine system


  A connection of glands that produce hormones that regulate metabolism, growth and development, tissue function, sexual function, reproduction, sleep and mood, among other things
• Hormones travel through the body by the blood
• Gland


  Any structure that makes and secretes hormones
• The master gland in your body is the pituitary gland
• Hormones are chemical messengers