15 Questions
What are the submucosal glands found in the duodenum called?
Brunner’s glands
Which layer of the small intestine contains the Lamina propria and intestinal glands?
Muscularis mucosae
What is the function of Brunner's glands in the duodenum?
Produce mucus-rich alkaline secretion
Which layer of the small intestine consists of an inner circular and outer longitudinal arrangement of muscle fibers?
Muscularis mucosae
Where are the crypts of Lieberkuhn predominantly located within the small intestine?
Ileum
What is the lining epithelium of the small intestine mucosa?
Simple columnar (enterocytes)
Which layer of the small intestine consists of intestinal crypts or glands?
Mucosa
In which part of the small intestine would you find enterocytes as the lining epithelium?
Jejunum
Which type of cells are found in the lining epithelium of the small intestine mucosa?
Enterocytes
What is the histological composition of the small intestine's mucosa layer?
Simple columnar epithelium and intestinal crypts
What structures penetrate the core of each intestinal villus?
Blood vessels, lymphatic vessels, smooth muscle fibers, and nerves
Which component is NOT found in the core of an intestinal villus?
Bacteria
Which layer of the small intestine contains structures that penetrate the core of each intestinal villus?
Lamina propria
What is the function of smooth muscle fibers within the core of an intestinal villus?
To help with peristalsis and movement of food
Which component is responsible for providing structural support to each intestinal villus?
Submucosa
Test your knowledge on the histology of the small intestine focusing on the mucosa layer which consists of the mucous membrane. Learn about the lining epithelium, specifically the simple columnar enterocytes.
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