Pharyngeal tonsil Reference Libraries
The tonsil is an organ that functions within the lymphatic system. It is a mass of lymphoid tissue located in the throat as a first line defense against pathogens as they are inhaled or ingested. Types and Locations The most commonly spoken of tonsil is the palatine tonsil. These tonsils are located in the back of the throat on each side of the oropharynx. Adenoids are the second most...
- A person who stands up for something, as contrasted to a bystander who remains inactive.
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