endocrine system

• endocrine system


  one of the body's major information system
• hormones


  chemical messengers secreted from glands in body

  pass through the bloodstream to cause changes in body + behaviour

  hormones carried towards various target organs in the body
• endocrine gland


  organs in the body that produce hormones (pituitary gland)
• role of hypothalamus 


  control system which regulates the endocrine system

  connected to the pituitary gland in the brain

  responsible for stimulating + controlling release of hormones from pituitary gland
• pituitary gland - master gland

  located in the brain

  controls + stimulates the release of hormones from other glands in endocrine system
• pituitary gland divided into 2

  anterior pituitary

  posterior pituitary
• anterior pituitary - stress

  e.g. stimulates release of corticosteroids during fight or flight
• posterior pituitary - females

  e.g. oxytocin :

  uterine contraction during birth