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DIT GI A&P quiz
| Question | Answer |
|---|---|
| what enzyme catalyzes the RLS in carbohydrate digestion? | oligosaccharide hydrolase at the intestinal brush border |
| what enzyme is responsible for the conugation of bilirubin? | UDP-glucuronyl transferase |
| what upregulates UDP-glucuronyl transferase? | phenobarbitol |
| G cells | gastrin |
| I cells | CCK |
| S cells | secretin |
| D cells | somatostain |
| parietal cells | gastric acid, IF |
| chief cells | pepsinogen |
| contains the portal triad and may be compressed to control bleeding | hepatoduodenal |
| attaches the spleen to the posterior abdominal wall | splenorenal |
| attaches the spleen to the stomach | gastrosplenic |
| what drugs/hormones stimulate the secretion of gastric acid | Histamine, ACh, Gastrin |
| what drugs/hormones inhibit the secretion of gastric acid | PGs, somatostatin, secretin, GIP, PPis, H2 blockers, antimuscarinits |
| which hormones stimulate pancreatic secretion | CCK, secretn, ACh 9via vagus |
| what structures form hesselbach's triangle | Inf. epigastric a, inguinal ligament, lateral border of rectus abdominus |
| mildly decreased UDPGT | Gilberts, C/N2 |
| completely absent UDPGT | C/N 1 |
| grossly black liver | dubin johnson |
| responds to phenobarbital | gilbert and C/N 2 |
| treatment includes plasmapheresis and phototherapy | C/N 1 |
| asymptomatic unless under physical stress (alcohol, infection) | Gilberts |
| antacid that may cause diarrhea | Mg hydroxide |
| antacid that may cause constipation | Al hydroxide |
| anatacid taht may cause rebound hypercalcemia | ca carbonate |
| antacid that may cause hypokalemia | all (mg/al hydroxide, ca carbonate) |
| what enzyme is inhibited by PPis | H+/K+ ATPase |
| PPis | =prazole |
| artery of the foregut | celiac |
| artery of the midgut | SMA |
| artery of the hindgut | IMA |
| watershed area | splenic flexure |
| most common location of salivary gland tumors | parotid gland |
| most common salivary gland tumor | pleiomorphic adenoma |
| has both epithelial and mesenchymal diff | pleiomorphic adenoma |
| second most common benign salivary gland tumor | warthin's tumor |
| most common malignant salivary gland tumor (2nd most common overall) | mucoepidermoid |
| likelihood that a parotid tumor will be malignant | <30% |
| likelihood that a sublingual tumor will be malignant | >70% |
| diverticulum immediately above the UES | zenkers |
| diverticulum near midpt of esophagus | traction |
| diverticulum immediately above the LES | epiphrenic |
| Pt on NSAIDs for gout gets anemia, pain with food, and + occult blood test. What drug addresses the problem? | Misoprostol |
| Newborm vomits milk when fed and has a gastric air bubble on x ray. | tracheoesophageal fistula |
| 60 yo with chrnoic reflux has esophageal cancer. what kind? | adenocarcinoma |
Created by:
kayjames
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