the endocrine system is composed of glands that secrete chemicals called hormones directly into the bloodstream. the blood carries the hormone to a target organ where it produces an effect
compared to the nervous system, the effects of the hormones are often slower and longer lasting
what is the pituitary gland
control growth in children
stimulates thyroid gland to make thyroxine to control rate of metabolism
it stimulates the ovaries to produce and release oestrogen
stimulates the testes to make sperm and testosterone
what is the thyroid
controls metabolic rate of the body
makes thyroxine
what is the pancreas?
controls glucose levels in the blood
makes insulin
what is the adrenal gland
prepares the body for stressful situations
makes adrenaline
what are the ovaries
controls development of female secondary characteristics in menstrual cycle
produces oestrogen
what are the testes
controls development of male secondary sexual; characteristics and production of sperm
