keel meaning, keel definition | English Cobuild dictionary. Search also in: Web News Encyclopedia Images. keel. ( keels plural & 3rd person present) ( keeling present participle) ( keeled past tense & past participle ) 1 n-count The keel of a boat is the long, specially shaped piece of wood or steel along the bottom of it.
The segmental arteries divide within the renal sinus to form the interlobar arteries which enter the kidney crossing the space between the calyces and adjacent cortical parenchyma, they continue by the space between pyramids (medulla) and the septa or columns of Bertin (the cortical tissue that surrounds pyramids).
The hepatic portal vein (Figs 4.60, 4.61) is formed by the union of the superior mesenteric and the splenic veins behind the neck of the pancreas. The inferior mesenteric vein may join the splenic vein or the superior mesenteric vein. The portal vein thus drains blood from most of the gastrointestinal tract. Blood then traverses the liver in the hepatic sinusoids and empties into the central veins through which it reaches the inferior vena cava.