PNB 2265 Lecture Notes - Lecture 15: Intracellular Ph, Edema, Kidney Failure
16 Aug 2018
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Water balance: human life is impossible without water. People need to drink 8 glasses of water a day: false. Being thirsty means that you are in need of water: not always true. Humans hydrate better with sport drinks than water false. If you are peeing you have enough water: true. Affected by: height, weight, fat %, sex, age, 40-73% water, about 70% when you are born, drop to 40% whe(cid:374) you"re old, greatest in infants, least in senior citizens, men have more, women have less. Affected by kidney (regulated: through urine formation. Lungs (insensible: through breathing, visible in cold weather. Vomiting and diarrhea: children, can be life threatening. Renal failure: edema, collection of water in extracellular space. Obesity: so much fat, there is decrease in body water. Outside cell: extracellular fluid 33% (ecf) 15 l, plasma, interstitial fluid, lymphatic, synovial, eye fluids, cfs etc.
