Thymus: Difference between revisions
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The '''thymus''' (or thymus gland) is a single, unpaired primary lymphoid organ situated | The '''thymus''' (or thymus gland) is a single, unpaired primary lymphoid organ situated in the [[mediastinium]], extending upward in the neck to the lower edge of the [[thyroid]] and downwards to the cartilage of the fourth rib. It is necessary for normal development of immunologic function early in life. By puberty, it begins to atrophy and be replaced by fat.<ref>National Library of Medicine, Medical Subject Headings</ref> | ||
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Revision as of 13:51, 7 February 2009
The thymus (or thymus gland) is a single, unpaired primary lymphoid organ situated in the mediastinium, extending upward in the neck to the lower edge of the thyroid and downwards to the cartilage of the fourth rib. It is necessary for normal development of immunologic function early in life. By puberty, it begins to atrophy and be replaced by fat.[1]
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- ↑ National Library of Medicine, Medical Subject Headings