The endocrine gland itself is not a hormone, though secretes hormones.
The combination of an endocrine gland and a hormone is a working endocrine gland that has a chemical messenger called a hormone. The hormone can be either manufactured by that gland itself, a stored hormone that another gland made, or it can be a positive or negative feedback hormone as part of the hormonal control system.
Yes, the pineal gland is an endocrine gland located in the brain that produces the hormone melatonin.
Yes! a thyroid gland IS an endocrine gland
Hormone
this are not stored because the endocrine gland directly eject the hormone into the blood
negative feedback cycle
The thyroid gland controls your metabolism with the hormone thyroxine.
Pituitary Gland
follicle stimulating hormone
hypoadrenalism
An example of a hormone that influences an endocrine gland other than its source is thyrotropin-releasing hormone (TRH). TRH is released by the hypothalamus and acts on the anterior pituitary gland to stimulate the release of thyroid-stimulating hormone (TSH), which in turn acts on the thyroid gland to regulate thyroid hormone production.