part of part of connecting branch of contributes to morphology of Homo sapiens system splenic artery trabecula of spleen artery spleen abdomen blood vessel spleen trabecular artery One of the branches of the splenic artery[MP]. When the splenic artery passes into the trabecula of the spleen and branches, they become known as the trabecular arteries. When these arteries then reach the white pulp, and become covered with Periarteriolar lymphoid sheaths, the name changes again to central arteries (or central arterioles). Branches of the central arteries are given to the red pulp, and these are called penicillar arteries).[Wikipedia] trabecular artery UMLS:C1710159 UBERON:0010399 NCIT:C49775 Wikipedia:Trabecular_arteries MA:0000759