| malpighian stigmas | The points of entrance of the smaller veins into the larger veins of the spleen. (05 Mar 2000) |
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| malpighian stratum | The living layer of the epidermis comprising the stratum basale, stratum spinosum, and stratum granulosum. Synonym: malpighian layer, malpighian rete. (05 Mar 2000) |
| malpighian tubules | One of the tubular or hairlike excretory organs arising from the midgut-hindgut junction of many arthropods. Two to several hundred such tubules may be present. They collect waste from the body fluids and discharge them into the hindgut. Malpighian refers to the italian anatomist marcello malpighi, 1628-1694. (12 Dec 1998) |
| malpighian tuft | <anatomy, nephrology> One of the structures which comprise the nephron (functional unit) in the kidney. The glomerulus is composed of capillary blood vessels which are actively involved in the filtration of the blood. (27 Sep 1997) |