Alimentary Landmarks, Specs
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| Question |  |
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| Answer | |
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| What position best demonstrates splenic flexure? | RPO |
| Polyps are best demonstrated by what ? | A barium enema with air. |
| Chassard-Lapine | Demonstrates rectosigmoid process. |
| This position demonstrates left half of large bowel. | LAO |
| What position best demonstrates a rectum on a BE study? | Lateral |
| In a lower GI study, what 2 positions will demonstrate barium in body and pylorus? | PA, RAO |
| What position requires a 60-degree angle of patient in a cardiac series. | LAO |
| Where is the CR located on a scout x-ray? | L4 - L5 |
| At what body landmark does the esophagus pierce the diaphragm? | T10 |
| At what level does the esophagus terminate? | T11 |
| What is the length of the colon? | 1.5 meters |
| What is the length of the small intestine? | 22 feet (6.5 m) |
| What is the length of the duodenum? | 8 - 10 inches (20-2 cm) |
| How long is the large intestine? | 5 feet (1.5 meters) |
| How long is the rectum? | 6 inches (15 cm) |
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