FLUID COMPARTMENTS AND FLUID SHIFTS. Water accounts for a total of 60-70% of body weight and is contained in three compartments: intracellular, interstitial and intravascular. Intracellular water accounts for about 40% of body weight and 70% of total body water.
Which lymph nodes are swollen can help identify the problem. 1  The glands on either side of the neck, under the jaw, or behind the ears commonly swell when you have a cold or sore throat.  Glands in the armpit (axillary lymph nodes) may swell from an injury or infection to the arm or hand.
A blocked lymph node too far under your skin to feel could be the cause of a swollen limb. Diagnosis. Swelling of the lymph nodes in the groin could point to a localized infection in that part of the body, such as an abscess, boil or cut on the skin. An injury, such as a puncture wound, sprain, strain or bone break near the groin, may cause swollen lymph nodes. A sudden inflammation of lymph nodes usually means an injury or infection. A doctor may diagnose a gradual and painless enlargement as a malignancy or tumor. Conditions or diseases that may cause swollen lymph glands include cancer, rheumatoid arthritis, syphilis, coccidioidomycosis and lupus.