Tonsils

Definition

Tonsils are lymphoid tissues located at the back of the throat. They play a role in immune defense by trapping pathogens entering through the mouth and nose.

5 Must Know Facts For Your Next Test

1. Tonsils are part of the body's first line of defense in the immune system.
2. There are three main types of tonsils: palatine, pharyngeal (adenoids), and lingual.
3. Tonsillitis is an inflammation of the tonsils often caused by viral or bacterial infections.
4. Tonsils can affect digestive health by influencing swallowing and appetite when they are inflamed.
5. In some cases, chronic tonsillitis may require a surgical procedure called a tonsillectomy.

Review Questions

• What role do the tonsils play in the immune system?
• Name the three main types of tonsils.
• How can inflamed tonsils impact digestive health?

Related terms

Lymphoid Tissue: Specialized tissue involved in immune responses that include organs like lymph nodes, spleen, and tonsils

Tonsillitis:

An infection or inflammation of the tonsils causing symptoms like sore throat, swelling, and difficulty swallowing

Tonsillectomy: A surgical procedure to remove the tonsils often performed due to chronic infection