tunica externa
[ ĭk-stûr′nə ]
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n.
The outer of two or more enveloping layers of any structure, especially the fibroelastic coat of a blood or lymph vessel.
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Words nearby tunica externa
tunic, tunica, tunica adventitia, tunica albuginea, tunica conjunctiva, tunica externa, tunica fibrosa, tunica intima, tunica media, tunica mucosa, tunica muscularis
The American Heritage® Stedman's Medical Dictionary
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