<prompt> Concerning the gastrointestinal GI tract during pregnancy, which of the following is true?Gastric emptying time is increased in each trimesterEpulis is a systemic highly vascular swelling of mucosal membranesGastric emptying time is shoened during laborPyrosis is caused by reflux of acidic secretions into the lower esophagus  <response>: Heaburn pyrosis is the feeling of substernal burning, often radiating to the neck. It is caused by the reflux of acidic or, rarely, alkaline material into the esophagus, it is highly specific for gastroesophageal reflux disease. Epulis: A pyogenic granuloma is a common, benign proliferation of connective tissue in response to local trauma or irritation. It occurs primarily on the gingiva. A specific pyogenic granuloma occurring in pregnancy is referred to as a pregnancy tumor. This tumor is benign and usually recurs if removed during pregnancy. If the tumor does not regress 2 to 3 months postpaum, definitive removal is indicated. Ref: Beaudreau R.W. 2011. Chapter 240. Oral and Dental Emergencies. In J.E. Tintinalli, J.S. Stapczynski, D.M. Cline, O.J. Ma, R.K. Cydulka, G.D. Meckler Eds, Tintinallis Emergency Medicine: A Comprehensive Study Guide, 7e. 