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  1. Tonsil - Wikipedia

    Tonsils are key components of the immune system, acting as the body's first line of defense against inhaled or ingested pathogens. Located at the entrance of the respiratory and digestive tracts, they …

  2. Tonsils: Anatomy, Definition & Function - Cleveland Clinic

    Jul 8, 2022 · Part of your immune system, your tonsils are like lymph nodes. They help filter out germs that enter through your nose or mouth to protect the rest of your body from infection.

  3. Tonsillitis: Symptoms, Causes, Treatments, Surgery, and Remedies - WebMD

    May 26, 2025 · Tonsillitis is an inflammation of your tonsils, two masses of tissue in the back of your throat. It’s most common in children and can be caused by both viral and bacterial infections.

  4. Tonsillitis - Symptoms & causes - Mayo Clinic

    Aug 12, 2025 · Why do tonsils get infected? The tonsils are the immune system's first line of defense against germs and viruses that enter the mouth. This work puts the tonsils at high risk of infection. …

  5. Tonsils: Their Function and When to Remove Them - Denpedia

    Tonsils are a crucial part of the immune system, acting as a defense mechanism against bacteria, viruses, and other harmful pathogens. They are located at the back of the throat and help to filter out …

  6. Tonsillitis & Adenoids: Causes, Symptoms, Pictures & Treatment

    Aug 2, 2024 · The tonsils and adenoids are composed of tissues similar to the lymph nodes or glands found in the neck or other parts of the body. Together, they are part of a ring of glandular tissue …

  7. Understanding the Anatomy and Locations of the Tonsils

    Sep 14, 2025 · The tonsils are an integral part of the immune system, strategically located in the throat to protect against inhaled or ingested pathogens.

  8. Tonsil | Anatomy & Function | Britannica

    5 days ago · Tonsil, small mass of lymphatic tissue located in the wall of the pharynx at the rear of the throat of humans and other mammals. In humans, the term is used to designate any of three sets of …

  9. Human Tonsils: Function, Common Problems & Removal

    Jul 30, 2025 · Human tonsils are small, oval-shaped organs located at the back of the throat. They are part of the broader lymphatic system, which helps rid the body of unwanted materials. Humans …

  10. What do the tonsils do (5 functions)? - Health Service Navigator

    In this article we will describe what do the tonsils do, and explain their 5 functions. 1. Four types. Tonsils are an important part of the immune system. They are glands at the back of the throat and tongue.