Biology
myelin
Term: myelin
Origin:
Anc Greek
Ø ??????/myelos(=marrow)
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Rudolf Virchow (1821-1902) |
Coined: in 1858 by the German pathologist Rudolf Virchow (1821-1902) after the observation by his fellow Robert Remak that nerve fibers have a white sheath reminiscent of marrow before its function or its composition was known.
Definition:
Myelin is the layered tissue (70% lipids and 30% proteins) that sheathes the axons allowing efficient conduction of action potentials down the axon.
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Phlebitis
Term: phlebitis Literally meaning: ?inflammation of veins? Origin: Anc Greek????/phleo(=be fruitfull or plentiful)+ (-????)/-???? (=-itis, suffix meaning ?pertaining to? or ?inflammation?.) It is in feminine gender because it was used with feminine noun...
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Thrombosis
Term : thrombosis Literally meaning: ?the process of making clots?Origin: Anc Greek???????/thrombos(=clot) > ???????/thrombos(=clot) >?????/threpho(=feed) + (-????)/-osis (=suffix meaning ?process? or ?state?) Coined/HistoryThe term was coined in...
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Psammoma
Term: psammomaLiterally meaning: ?sand tumour?Origin: Anc Greek??????/psammos(= sand)+-???/-oma (suffix denoting state or condition of mass growth)Coined/HistoryBy German physician Rudolf Virchow(1821-1905) to describe a tumour of the meninges that contained...
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Zoonosis, Zoonotic
Term: zoonosis, zoonotic (adj)Literally meaning: ?animal disease or contagious animals?Origin: Anc Greek????/zoon(=animal)?????/nosos(=disease)Coined/HistoryBy German physician Rudolf Virchow (1821-1905) who raised in a family of butchers and he...
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Craniosynostosis
??? Rudolph Virchow, (1888-1895)Term: craniosynostosisOrigin: Anc Greek ???????/cranion(=skull) >???????/cranaos(=rocky, hard, rough) + ???/syn(=with, together)+ ???????/???eo???(= relating to bone) > ??????/osteo?(=bone)CoinedIn 1830, by AW Otto...
Biology