531149
Flashcards by gina_evans0312, updated more than 1 year ago
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Created by gina_evans0312
about 7 years ago
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Description
| Question | Answer |
| Dispepsia symptoms | Range of symptoms- abdominal pain, heartburn, nausia |
| Functional Dispepsia | Where there's no physical cause |
| Gastritis | Inflammation of the stomach lining |
| Peptic Ulcers | In stomach/on duodenum where acid has eaten through |
| Malignancy | Rare but possible cause of dispepsia |
| Mucus Neck Cells | Found in 'stomach pits' and secrete mucus for acid protection |
| Mucus on Stomach Lining | Works by neutralizing acid |
| Gastro-Parietal Cell | Produce stomach acid using a proton/potassium pump |
| H+/K+ Pump Activation | By H2 receptors through 3,5-cAMP |
| Enterochromaffin Cells | Produce the histamine that stimulates the H2 receptor |
| Inhibiting Acid Production | Anti-histaminics or proton pump inhibitors (more effective) |
| Risk factors for peptic ulcers | Prolonged NSAID use or Helicobacter Pylori bacteria |
| Helicobacter Pylori | Causes inflammation by penetrating mucus barrier and depleting it |