endocrine system

endocrine system   Dan immune system

The endocrine system is a series of glands and tissues that produce and secrete hormones, which are used by the body to regulate and coordinate

Watch this movie about your endocrine system, the system that produces hormones  The main function of the endocrine system is to regulate and monitor the levels of hormones circulating in the blood This is because the endocrine system

คา บา ว เถื่อน An animal's endocrine system controls body processes through the production, secretion, and regulation of hormones, which serve as chemical “ Some glands also have non-endocrine regions that have functions other than hormone secretion For example, the pancreas has a major exocrine portion that