IMMUNOLOGY

Detailed explanation-1: -Your lymphatic system is a network of organs, vessels and lymph nodes situated throughout your body. Many lymph nodes are located in your head and neck region. Lymph nodes that frequently swell are in this area, as well as in your armpits and groin area.

Detailed explanation-2: -They are connected to one another by lymph vessels. Clusters of lymph nodes are found in the neck, axilla (underarm), chest, abdomen, and groin. For example, there are about 20-40 lymph nodes in the axilla. Also called lymph gland.

Detailed explanation-3: -The inguinal lymph nodes are in the groin area and classify as superficial and deep. The superficial inguinal lymph nodes reside below the inguinal ligament and subdivide into the inferior, superolateral, and superomedial nodes.

Detailed explanation-4: -They can become swollen from inflammatory conditions, an abscess, cancer, and most commonly from infection. Common areas where lymph nodes can be felt include the groin, armpit, behind the ears, back of the head, sides of the neck and under the jaw and chin.