NTDT200 Lecture Notes - Lecture 9: Amniotic Sac, Hyponatremia, Lubricant
6 Jan 2018
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Water: makes up about 60% of adults body weight, makes up about 75% of lean tissue, makes up <25% of fat, due to lower amount of lean tissue, less water in. Water intake: thirst first symptom of dehydration, in response to concentrated blood, elderly often fail to perceive thirst. If excessive water intake or certain kidney disorders. Sometimes in endurance athletes: hyponatremia > swelling in brain. Death iclicker question: how much water do we need each day: 1 cup, 6 cups, 8 cups, it depends. Water intake recommendations: 1. 0 - 1. 5 ml/kcal expended, ai for total water intake: Women: 2. 7 l/day (11. 5 cups: 30ml/kg actual body weight, actual need spends on activity level, temperature, humidity, altitude, fever. Blood volume and blood pressure (bp: bp increases with blood volume increase, kidneys adjust concentration of urine to maintain blood volume. If cation (such as na) enters cell, either: blood volume regulated by:
