tunica albuginea

English

The tunica albuginea of the testis.

Etymology

From Late Latin tunica albuginea (“white membrane”).

Noun

tunica albuginea (plural tunicae albugineae)

1. (anatomy) Layer of connective tissue covering the testis.
   • 1918, Henry Gray, Anatomy of the Human Body‎^[1], page 687:

     The testis has a rich superficial plexus beneath the tunica albuginea.

2. (anatomy) Layer of connective tissue covering the ovaries.
   • 1867, Charles Delucena Meigs, Obstetrics: The Science and the Art‎^[2], page 120:

     If the tunica albuginea of an ovary be divided with a scalpel, the stroma may then be readily torn asunder by pulling the edges of the incision apart ...

3. (anatomy) Tough fibrous layer of connective tissue that surrounds the corpora cavernosa of the penis.
   • 2002, Carol B Benson, “Erectile Dysfunction”, in Imaging of the Scrotum & Penis‎^[3], →ISBN, page 274:

     Scarring of the tunica albuginea results in a portion of the tunica that cannot stretch and expand as the cavernosal sinusoids.