Endocrine glands are specialized organs which release their chemicals directly into cells or surrounding tissues.The released chemicals of the endocrine system help in regulation and maintenance of multiple physiological events, such as body metabolism, menstrual flow and uterine changes, reproductive functioning, etc.
Components: Endocrine glands include thyroid and parathyroid gland, pineal gland, testes and ovaries, pituitary gland, pancreas, hypothalamus and adrenal glands, etc.
Exocrine glands are specialized secretions which are released through a duct directly into an external or internal surface such as sebaceous glands, mammary glands, mucus producing glands.The secretions produced by exocrine glands help in the regulation of multiple phenomena such as regulation of body temperature through sweat glands. Likewise, the lacrimal glands in the eyes help preventing the eyes from dying out.
Components: Typical exocrine glands are salivary glands, sweat glands, mammary glands, digestive system glands.
Pancreas and liver are the twoorgans that crossover both exocrine and endocrine glands.