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Endocrine glands

Endocrine glands release (secrete) hormones into the bloodstream.

The endocrine glands include:

  • Adrenal
  • Hypothalamus
  • Islets of Langerhans in the pancreas
  • Ovaries
  • Parathyroid
  • Pineal
  • Pituitary
  • Testes
  • Thyroid
Endocrine glandsWatch this video about:Endocrine glands

Information

Hypersecretion is when too many hormones are secreted from a gland. Hyposecretion is when too few hormones are released.

There are many types of disorders that can result when too much or too little of a hormone is released.

Disorders that may result when a particular gland does not produce the right amount of hormones include:

Adrenal:

Pancreas:

Parathyroid:

Pituitary:

Pituitary glandWatch this video about:Pituitary gland

Testes and ovaries:

  • Lack of sex development (unclear genitalia)

Thyroid:

References

Kronenberg HM, Melmed S, Larsen PR, Polonsky KS. Principles of endocrinology. In: Melmed S, Polonsky KS, Larsen PR, Kronenberg HM, eds. Williams Textbook of Endocrinology. 13th ed. Philadelphia, PA: Elsevier; 2016:chap 1.

Review Date 5/21/2017

Updated by: Laura J. Martin, MD, MPH, ABIM Board Certified in Internal Medicine and Hospice and Palliative Medicine, Atlanta, GA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.