theca

/thee-kuh/US // ˈθi kə //UK // (ˈθiːkə) //

卵泡膜

Definitions

n.名词 noun

1
plural the·cae [thee-see]. /ˈθi si/.
- : a case or receptacle.
- : Botany, Mycology. a sac, cell, or capsule.a sporangium.
- : Anatomy, Zoology. a case or sheath enclosing an organ, structure, etc., as the horny covering of an insect pupa or the loose membrane covering the spinal cord.

From its sides behind proceed the antenn-cases (Cera-theca); and before from the middle, the tongue-case (Glosso-theca).
A chronic inflammatory involvement of a theca through which an important tendon plays may cause adhesions to form.
In addition to aspirating synovia, the introduction of equal parts of alcohol and tincture of iodin into the theca is necessary.
The body is often provided with not-living external formations “stalk” and “theca” (or “lorica”).
The word theca signified in classical Latin a case or receptacle in which any object was kept.