![]() ![]() There are glands that have both exocrine and endocrine functions. Hormones are a kind of chemical messengers. These hormones travel through the blood and act on the concerned body part. The chemical substance secreted by endocrine glands is called hormone. For example, the salivary gland secretes the saliva into the salivary duct.Įndocrine glands are the glands that secrete their product directly into the blood. ![]() They are:Įxocrine glands are the glands that secrete their product into a duct. Hormones act on specific tissues or organs.Ī gland secretes a specific substance in the body.Hormones have their effect on the sites different from where they are made.Hormones are secreted directly into blood and travel throughout the body through the blood circulatory system.Hormones are secreted by endocrine glands in small amounts. ![]()
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