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secretion Definition

se·cre·tion (si krē′s̸hən)

noun

  1. the act of hiding or concealing something
    1. a process in which a gland, tissue, etc. produces a biochemical and releases it into the organism for special use by the organism or for excretion
    2. the substance thus released, including digestive juices, hormones, and perspiration

Etymology: MFr < L secretio, separation < secretus: see secret

secretion Synonyms

secretion

n.

discharge, issue, movement; see excretion 1, flow.

secretion Usage Examples

Preposition: of

  • glucagon: It also suppresses secretion of glucagon, a hormone which boosts plasma sugar levels.
  • prolactin: During lactation, the secretion of prolactin can entail a poor prognosis to ovarian stimulation.
  • melatonin: Body temperature and the secretion of the hormone melatonin follow the daily cycle.
  • cytokines: This stimulation of immune cells results in secretion of proinflammatory cytokines ( TNFa, IL-1 or -6 ).
  • cortisol: Cushing's Syndrome results from an excess secretion of the hormone cortisol.
  • mucus: Reduced secretion of mucus in the lungs predisposes to irritation and infection throughout the upper and lower respiratory tract.

Preposition: from

  • pancreas: They do not increase insulin secretion from the pancreas.

Converse of object

  • inhibit: These inhibit insulin secretion from the pancreas and stimulate the liver to increase glucose output, bringing a recovery.

Adjective modifier

  • gastric: No metabolite has been found to have any effect on gastric acid secretion.
  • glandular: However, no treatment has yet be found to restore glandular secretions.
  • bronchial: In very ill patients, hydration can cause problems with bronchial secretions, vomiting or incontinence.
  • tubular: In addition, renal tubular secretion of creatinine is increased at higher serum levels.
  • nasal: They will not urinate, relieve nature, spit, or have any nasal secretions.
  • salivary: These findings will be useful to clarify the mechanism of salivary secretion stimulated by neurotransmitters.

Noun used with modifier

  • aldosterone: Thus, changes in aldosterone secretion may result in altered acid secretion.
  • prolactin: Domperidone increases prolactin secretion indirectly, by interfering with the action of dopamine.
  • insulin: They do not increase insulin secretion from the pancreas.
  • cortisol: This test checks the body's control of cortisol secretion.
  • mucus: A hot soup or hot curry can encourage mucus secretion.
  • sebum: These are: - A rise in sebum secretion from the sebaceous glands in response to the production of sex hormones in adolescence.
secretion Quotes

Diabetus. Ligate pancreatic ducts of dog. Keep dogs alive till acini degenerate leaving Islets. Try to isolate the internal secretion of these to relieve glycosuria.

—Banting, Frederick Grant