The endocrine system

Cards (10)

  • What are hormones
    Chemical molecules released directly into the blood
    they are carried in the blood to other parts of the body
    they only effect target organs
    they’re produced in endocrine glands
  • how long are the effects of hormones
    generally long lasting
  • what does the thyroid do
    produces thyroxine
  • what does the adrenal gland do
    produces adrenaline
  • what does the pancreas do
    produces insulin
  • what do the testes do
    produces testosterone
  • what do the ovaries do
    produce oestrogen
  • what does the pituitary gland do
    produces many hormones
    known as the master gland
    because the hormones it releases act on other glands
  • nerves
    very fast action
    act for a very short time
    act on a precise area
  • hormones
    slower action
    act for a long time
    act in a more general way