
1) Digestive system component
Found on
https://www.crosswordclues.com/clue/gastrodermis

The gastrodermis is the inner layer of cells that serves as a lining membrane of the gastrovascular cavity of Cnidarians. The term is also used for the analogous inner epithelial layer of Ctenophores. ...
Found on
http://en.wikipedia.org/wiki/Gastrodermis

(from the article `endoderm`) ...the larynx, trachea, and lungs; the gastrointestinal tract (except mouth and anus), the urinary bladder, the vagina (in females), and the urethra. ... In the hydra the musculoepithelial cells that cover the outer surface of the body have longitudinal muscle fibres; those that line the gut cavity ... [...
Found on
http://www.britannica.com/eb/a-z/g/12

In cnidarians, the endodermis which lines the gut cavity. The term is often used instead of endodermis since cnidarians only have two tissue layers instead of three.
Found on
http://www.ucmp.berkeley.edu/glossary/gloss7metazoa.html

In cnidarians, the endodermis which lines the gut cavity. The term is often used instead of endodermis since cnidarians only have two tissue layers instead of three.
Found on
http://www.ucmp.berkeley.edu/glossary/glossary_7.html
No exact match found.