WordNet-Online
Free dictionary and thesaurus of English. Definitions, synonyms, antonyms and more...
Hint: double-click any word to get it searched!

	Enter your search terms Submit search form
	Web www.wordnet-online.com

Definitions from WordNet

Definitions from the Web

Peyer's Patch

Definition

Peyer's Patch refers to a group of lymphoid tissue found in the small intestine, particularly in the ileum. These patches play a crucial role in the immune system by detecting and initiating an immune response against harmful pathogens.

Parts of Speech

• Noun

Senses

1. A cluster of lymphoid tissue found in the small intestine.

Usages

Medical:

• Doctors often examine the status of Peyer's Patches to evaluate the health of the patient's intestinal immune system.
• Inflammatory bowel diseases can cause damage to Peyer's Patches, leading to compromised immune function.

Sample Sentences

• Peter's Peyer's Patches were swollen, indicating an infection in his small intestine.
• The pathogen was intercepted and neutralized by the vigilant Peyer's Patches.

Related Products: For further reading on the immune system, check out the following products on Amazon:

• The Immune System: A Very Short Introduction
• Immunology: A Short Course