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19 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Heartburn |
Burning-type discomfort in epigastric region. Mainly after meals. (dyspepsia) |
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GP Visit after 1 year |
H. Pylori ruled out because eradicated |
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2nd GP visit after 5 years |
Dyspepsia (GORD) Dysphagia - Food gets stuck |
Gastro-oesophageal reflux disorder |
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Barrett's oesophagus |
Oesophagus cells begin to look like intestinal cells. Damaged by stomach acid. |
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Normal oesophagus - pink and smooth |
Barrett's is red and velvety (metaplasia) |
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Treatment for Barrett's |
Proton Pump Inhibitors |
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GI Tract Functions Oesophagus Stomach Small intestine Large intestine |
Food passage Mecha and enzyme digestion Enzymatic and absorption Absorb H2O and storage |
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GI Tract Wall |
Mucosa Submucosa Muscularis Serosa/ (Adventitia) |
MSMS |
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Mucosa |
Epithelium Lamina propria Muscularis mucosae |
ELM |
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Serosa vs Adventitia function |
Secrete lubricant to reduce muscle friction. Connective tissue to bind structures together. |
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Serosa vs Adventitia location |
Serosa: Middle of GI, 3S - "Serosa, Stomach, Small intestine" Adventitia: 1st & last, Oesophagus and Colon |
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Oesophagus epithelium |
Stratified Squamous Non-keratinised (Sloughed by food) |
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Oesophagus muscle |
Top 1/3 - striated skeletal (voluntary) Mid 1/3 - transition Low 1/3 - smooth muscle (involuntary) |
STS |
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Stomach does (2) & is (1) |
Mechanical digestion Enzymatic digestion Highly acidic |
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Stomach has |
Oblique muscles for churning - extras |
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Stomach epithelium |
Simple Columnar Mucous-producing (Form gastric pits) |
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Small intestine bits Duodenum Jejunum Ileum |
Retroperitoneal, Brunner's glands Main absorptive site Smaller calibre, GALT (Peyer patch) |
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Large intestine bits Cecum Colon (ATD) Rectum |
Absorbs stuff |
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Cell types in small intestine |
Paneth -Lysosomes & Defensins Enteroendocrine -APUD (Amine Precursor Uptake and Decarboxylase) & Argentaffin |
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