The hormones that are produced by these endocrine glands which are part of the bodys regulatory system aid in regulating the actions of cells and tissues. Endocrine systems also referred to as hormone systems are found in all mammals birds fish and many other types of living organisms. Endocrine System Definition Function Parts Biology Dictionary Endocrine System Endocrine Body Systems Ad Find the right instructor for you. . Receptors in various organs and tissues that. Hormones are the bodys chemical messengers. The endocrine system is made up of glands that make hormones. These glands secrete chemicals called hormones which can control different distant target organs. The endocrine system consists of the following glands. The endocrine system uses hormones to control and coordinate your bodys internal metabolism or homeostasis energy level reproduction growth and development and response to injury stress and environmenta...