corpus luteum

American  

[kawr-puhs loo-tee-uhm] / ˈkɔr pəs ˈlu ti əm /

noun

• corpora lutea
  plural

1. Anatomy, Zoology. a ductless gland developed within the ovary by the reorganization of a Graafian follicle following ovulation.

2. Pharmacology. an extract of this gland, usually of the hog or cow, the chief product of which is progesterone.

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corpus luteum British  

/ ˈluːtɪəm /

noun

1. a yellow glandular mass of tissue that forms in a Graafian follicle following release of an ovum. It secretes progesterone, a hormone necessary to maintain pregnancy

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corpus luteum Scientific  

/ lo̅o̅′tē-əm /

• corpora lutea
  plural

1. A yellow mass of cells that forms from a mature ovarian follicle after ovulation and that secretes progesterone. If fertilization of the egg occurs, the corpus luteum persists for the first few months of pregnancy.

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Other Word Forms

Noun Inflected Forms

• corpora lutea
  plural

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Etymology

Origin of corpus luteum

1780–90; < New Latin: yellow body

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Example Sentences

See Examples For:

corpus luteum

After the release of the egg from the follicle, the corpus luteum is formed, which inhibits FSH and LH production, which then inhibits GnRH production, causing no other follicle to develop.

From Textbooks ● Jun. 9, 2022

Because a fertilized egg is not implanted into the uterus in a non-pregnant woman, the corpus luteum degenerates, and the levels of estrogen and progesterone decrease.

From Textbooks ● Jun. 9, 2022

When no fertilization takes place, the corpus luteum degenerates and the progesterone level declines, initiating the breakdown of the endometrium and the start of the menstrual cycle.

From Textbooks ● Jun. 9, 2022

The level of estrogen produced by the corpus luteum increases to a steady level for the next few days.

From Textbooks ● Jun. 9, 2022

After the ovaries, the corpus luteum: after the corpus luteum, the placenta: after the placenta, the mammary glands: after that the cycle begins again until the ovaries are exhausted and the chain is broken.

From The Glands Regulating Personality by Louis Berman M.D.

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