Deep cervical lymph nodes

Deep Cervical Lymph Nodes

The Deep Cervical Lymph Nodes are a group of lymph nodes located along the length of the internal jugular vein on either side of the neck. They are part of the lymphatic system, which plays a crucial role in the body's immune response.

Etymology

The term "cervical" is derived from the Latin word "cervix", which means neck. The term "lymph node" comes from the Latin "lympha", meaning water, and the Greek "node", meaning knot.

Anatomy

The deep cervical lymph nodes are divided into two groups: the superior deep cervical lymph nodes and the inferior deep cervical lymph nodes. The superior group is located around the upper third of the internal jugular vein, while the inferior group is located around the lower two-thirds of the vein.

Function

The deep cervical lymph nodes play a crucial role in the body's immune response. They filter lymphatic fluid, removing harmful substances such as bacteria and cancer cells. They also produce lymphocytes, a type of white blood cell that helps fight infections.

Clinical Significance

Enlargement of the deep cervical lymph nodes can be a sign of various medical conditions, including infections, cancer, and autoimmune diseases. In particular, they are often involved in the spread of head and neck cancers.

Related Terms

• Lymphatic system
• Lymph nodes
• Internal jugular vein
• Cancer
• Autoimmune diseases

See Also

• Superficial cervical lymph nodes
• Lymphatic drainage of the head and neck

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