10 Questions
What is the function of tonsils in the oral and pharyngeal regions?
Collect and remove pathogens
Which region of the body is the lingual tonsil located?
Base of the tongue
Where are Peyer's patches predominantly found?
Final third of the small intestine
What is the function of Peyer's patches in the small intestine?
Prevent bacterial migration
Where do most of the mass of Peyer's patches nodules reside?
Submucosa
What do IgA antibodies secreted by plasma cells generated by Peyer's patches do?
Impair bacterial motility and inhibit attachment to intestinal walls
What happens to the surface epithelium as it penetrates into the interior of the tonsil crypt?
Becomes thinner
What is another name for the pharyngeal tonsil when enlarged?
Adenoids
What do tubal tonsils surround?
Auditory tubes openings into pharynx
What is found at the base of the tongue?
Lingual tonsil
Test your knowledge on the peripheral (secondary) lymphoid tissues including lymph nodes, spleen, and Mucosal associated lymphoid tissue (MALT). Explore the common anatomical feature of lymphoid follicles in these organs.
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