Intermediate Duodenum Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. Which artery mainly supplies the proximal duodenum?
- Superior pancreaticoduodenal artery
- Inferior mesenteric artery
- Renal artery
- Middle colic artery
Q2. At which vertebral level does the duodenum begin?
- T12 vertebral level
- L1 vertebral level
- S1 vertebral level
- L3 vertebral level
Q3. Which part of the duodenum is retroperitoneal?
- All parts
- Second and third parts
- Fourth part only
- First part only
Q4. What is the name of the structure where the bile duct and pancreatic duct open into the duodenum?
- Ampulla of Vater
- Minor duodenal papilla
- Ligament of Treitz
- Major duodenal papilla
Q5. Which hormone is secreted by the duodenum in response to acidic chyme?
- Motilin
- Secretin
- Cholecystokinin
- Gastrin
Q6. Which ligament marks the junction between the duodenum and jejunum?
- Hepatoduodenal ligament
- Pyloric sphincter
- Falciform ligament
- Ligament of Treitz
Q7. The duodenum wraps around which part of the pancreas?
- Tail of pancreas
- Head of pancreas
- Body of pancreas
- Uncinate process
Q8. Which muscle fibers are involved in the contraction of the pyloric sphincter?
- Skeletal muscle fibers
- Circular smooth muscle fibers
- Longitudinal smooth muscle
- Elastic fibers
Q9. What type of epithelium lines the mucosa of the duodenum?
- Pseudostratified columnar epithelium
- Stratified squamous epithelium
- Simple columnar epithelium
- Transitional epithelium
Q10. Which gland in the duodenum secretes alkaline mucus?
- Crypts of Lieberkühn
- Brunner's glands
- Peyer's patches
- Goblet cells