Pyloric orifice



pyloric orifice n.
The opening between the stomach and the upper part of the duodenum.

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  • Pyloric sphincter

    pyloric sphincter n. A thickening of the layer of the gastric musculature encircling the gastroduodenal junction. Also called sphincter muscle of pylorus.

  • Pyloric-stenosis

    noun, Pathology. 1. an abnormal narrowing of the valve at the outlet from the stomach, preventing normal passage of food into the small intestine. pyloric stenosis n. Narrowing of the gastric pylorus, especially by congenital muscular hypertrophy or by scarring resulting from a peptic ulcer.



  • Pyloric valve

    pyloric valve n. A fold of mucous membrane at the gastroduodenal junction, enclosing the pylorus.

  • Pyloric vein

    pyloric vein n. A vein that receives veins from both surfaces of the upper portion of the stomach, runs to the right along the lesser curvature, and empties into the portal vein. Also called right gastric vein.



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