gastric mill


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gastric mill

a structure in the proventriculus or stomach of CRUSTACEANS, formed of a series of cuticular teeth which assist in breaking down food.
References in periodicals archive ?
Gamma-aminobutyric acid increases nerve-evoked contraction and the excitatory junctional potential of the gastric mill 4 muscle
The stimulation frequency was chosen to be comparable to that observed by Beenhakker and Nusbaum (2004) for dorsal gastric neuron spiking during gastric mill rhythms.
Efforts to characterize the receptor responsible for modulation of gastric mill 4 by GABA
Foregut with ossicles of the gastric mill totally formed and apparently calcified; total length about 0.
Cardiac chamber: distended laterally; main brush of the gastric mill well-developed and apparently calcified having the zygocardiac (bearing the lateral teeth); urocardiac (bearing a strong medial tooth), mesocardiac, pterocardiac, propyloric, exopyloric and pyloric ossicles; other ossicles of lateral support are present such as, prepectinal (bearing the accessory teeth), postpectinal, lateral cardiopyloric valve and other not well-distinguished ossicles; valve cardiopyloric strong and specialized having many specified setae, hook shaped, disposed in the superior portion