Final answer:
The endocrine system is the system primarily responsible for releasing hormones. It consists of glands, cells, and tissues located throughout the body that release hormones into the bloodstream. The hormones secreted by the endocrine system are important for maintaining homeostasis and coordinating body responses.
Step-by-step explanation:
The endocrine system is the system whose primary function is to release hormones. Endocrine glands and cells are located throughout the body and play an important role in homeostasis. These glands release chemical messenger molecules called hormones into the bloodstream. The endocrine system consists of cells, tissues, and organs that secrete hormones as a primary or secondary function.