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.
Need exam: A sore throat will cause the lymph glands in the neck to enlarge, but not the axillary or arm pit nodes. If there is not cut, abrasion, or rash on the arm, then you need to be see your DR. If you have the cut, abrasion or rash, and the nodes do not go down in two weeks, then you need to be seen. ...