small_intestine_mcqs.docx

MCQs on Small Intestine Anatomy and Function ============================================ - What is the first section of the small intestine? - A\) Ileum - B\) Jejunum - C\) Duodenum - D\) Cecum Answer: C) Duodenum - Which part of the small intestine is primarily responsible for t...

MCQs on Small Intestine Anatomy and Function ============================================ - What is the first section of the small intestine? - A\) Ileum - B\) Jejunum - C\) Duodenum - D\) Cecum Answer: C) Duodenum - Which part of the small intestine is primarily responsible for the absorption of nutrients? - A\) Duodenum - B\) Jejunum - C\) Ileum - D\) Colon Answer: B) Jejunum - How long is the ileum, the last section of the small intestine? - A\) 10 feet - B\) 8 feet - C\) 6 feet - D\) 4 feet Answer: C) 6 feet - Which part of the small intestine has the highest number of plicae circulares and a thicker wall? - A\) Duodenum - B\) Jejunum - C\) Ileum - D\) Stomach Answer: B) Jejunum - The surface of the intestinal villi is formed by which type of epithelium? - A\) Stratified squamous - B\) Simple columnar - C\) Cuboidal - D\) Pseudostratified columnar Answer: B) Simple columnar - Which artery supplies blood to the midgut, including most of the small intestines? - A\) Celiac artery - B\) Inferior mesenteric artery - C\) Superior mesenteric artery - D\) Common hepatic artery Answer: C) Superior mesenteric artery - What is the function of Brunner\'s glands, located in the duodenum? - A\) Secrete mucus to protect the intestinal wall - B\) Produce bile - C\) Absorb water - D\) Digest fats Answer: A) Secrete mucus to protect the intestinal wall - The primary function of the ileum is to absorb which of the following? - A\) Fats and sugars - B\) Proteins and carbohydrates - C\) Water and vitamins - D\) Minerals and enzymes Answer: C) Water and vitamins - What structure allows for the connection between the bile duct and the pancreatic duct into the duodenum? - A\) Hepatopancreatic ampulla - B\) Major duodenal papilla - C\) Lesser duodenal papilla - D\) Ampulla of Santorini Answer: A) Hepatopancreatic ampulla - Which layer of the small intestine contains villi that increase the surface area for absorption? - A\) Mucosa - B\) Submucosa - C\) Muscularis externa - D\) Serosa Answer: A) Mucosa