Gastroenterolgoy Flashcards
What part of the GI system deals with iron and b12
Duodenum
What part of gi system deals with folate?
Jejunum
What part of the GI system deals with water?
Large intestine
What is the function of the pancreas?
Production of enzymes to digest food
Production of insulin
What is the function of the gall bladder?
Concentration and storage of bile
Fat digestion do and a absorption
What is the function of the liver?
Metabolism of nutrients and toxins
Production of bile
Protein synthesis
What are GI symptoms?
Pain
Dysphagia
Dysepsia
What are GI investigations?
Upper GI tract- endoscopy Lower GI tract- sigmoidoscopy, colonoscopy Radiographs Ultrasound MRI
Treatment for upper GI disorders re. Acid suppression
Antacids- aluminium hydroxide, calcium carbonate
Gastric acid reduction- h2 blockers- ranitidine, cimetidine
Proton pump inhibitors- omeprazole, lansoprazole
Treatment for upper GI disorders re. Anti emetics
Dopamine antagonists- domperidone, metoclopramide
Anti- histamines- cyclazine
Serotonin antagonist- ondansetron
What is GORD?
Gastro oesophageal reflux disorder
Excess acid at lower oesophageal sphincter
- loss of tone
- delayed gastric emptying
What is GORD associated with ?
Obesity
Lying flat
Fatty foods
Smoking
What are symptoms of GORD?
Heartburn
How is GORD diagnosed?
Endoscopy
Was is the treatment for GORD.
Change to lifestyle
Drugs- antacids, ppis
What is peptic ulcer disease?
Gastric
Duodenal
Caused by helicobacter pylori
NSAIDs