The major glands of the endocrine system are the hypothalamus, pituitary, thyroid, parathyroids, adrenals, pineal body, and the reproductive organs (ovaries and testes).The pancreas is also a part of this system; it has a role in hormone production as well as in digestion.The endocrine system is regulated by feedback in much the same way that a thermostat regulates the temperature in a room.he major glands of the endocrine system are the hypothalamus, pituitary, thyroid, parathyroids, adrenals, pineal body, and the reproductive organs (ovaries and testes).
herb â(plural herbs) 1  Any green, leafy plant, or parts thereof, used to flavour or season food. 2  Plant whose roots, leaves or seeds, etc. are used in medicine. ( 3 slang, euphemistic) Marijuana. ( 4 botany) A plant whose stem is not woody and does not persist beyond each growing season. ( obsolete) Grass; herbage.
Herbs are plant food substances. This is not a scientific definition, it is a practitioners definition. It is used by the people who make recommendations about how to build better health naturally. Herbs have been used since people began eating. They are not new and they were used long before there were people who called themselves doctors or scientists and they worked and they still do.