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单词 rectal pad
释义

> as lemmas

rectal pad
rectal pad n. Entomology any of the (usually six) discrete, often papilliform, areas of columnar epithelium in the rectum of insects, serving chiefly to reabsorb water and salts.
ΚΠ
1935 R. E. Snodgrass Abdominal Mechanisms Grasshopper in Smithsonian Misc. Coll. 94 vi. 37 It does not seem probable that the rectal pads are organs for the absorption of water from the faeces.
1969 R. F. Chapman Insects iii. 50 The rectum, and in particular the rectal pads, are important in the reabsorption of water, salts, and amino acids from the urine.
1992 Tissue & Cell 24 139 The rectal pads of Schistocerca gregaria are composed of three different cell types; epithelial, secondary and junctional cells.
extracted from rectaladj.
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