theca externa
noun
theca ex·ter·na
-ek-ˈstər-nə 
: the outer layer of the theca folliculi that is composed of fibrous and muscular tissue
Cite this Entry
“Theca externa.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/theca%20externa. Accessed 22 May. 2025.
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