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155563 Surgery

A 30 years old male presented with massive hematemesis. A 2 x 2 cm ulcer was visualized on upper GI endoscopy on the posterior aspect of first pa of duodenum. The bleeding vessel was visualized but bleeding could not be controlled endoscopically. Blood transfusion was done and patient was planned for surgery. Which of the following would be best surgical management?

AAntrectomy with ligation of left gastric aery
BDuodenotomy with ligation of bleeding vessels with postoperative PPI
CDuodenotomy with ligation of bleeding vessels, truncal vagotomy and pyloroplasty
DDuodenotomy with ligation of bleeding vessels, highly selective vagotomy
Surgery
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155565 Biochemistry

Which of the following is false?

ACofactors have functions similar to those of prosthetic groups.
BCofactors bind in a transient,dissociable manner to enzymes
CThe most common cofactors are metal ions
DEnzymes that require metal ion cofactors are termed as metalloenzymes
Biochemistry
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