After a Partial Gastrectomy or Pyloroplasty,clinical Manifestations That Include Increased

Multiple Choice

After a partial gastrectomy or pyloroplasty,clinical manifestations that include increased pulse,hypotension,weakness,pallor,sweating,and dizziness are the results of which mechanism?

A) Anaphylactic reaction in which chemical mediators, such as histamine, prostaglandins, and leukotrienes, relax vascular smooth muscles, causing shock
B) Postoperative hemorrhage during which a large volume of blood is lost, causing hypotension with compensatory tachycardia
C) Concentrated bolus that moves from the stomach into the small intestine, causing hyperglycemia and resulting in polyuria and eventually hypovolemic shock
D) Rapid gastric emptying and the creation of a high osmotic gradient in the small intestine, causing a sudden shift of fluid from the blood vessels to the intestinal lumen