Proteins and nitrogen

Proteins and nitrogen - Proteins and nitrogen Dissolved in...

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Proteins and nitrogen Dissolved in water Most toxic waste that we generate is ammonia Fish can excrete directly into water Detoxify NH3 + CO2 urea Store it and becomes water soluble Humans liquid (urea) collectively called urine (urea + water) Birds paste (white paste, bird poop) Uric Acid 1. Maintaining Water Balance a. Normal amount of water in the human body i. Young adult females—50% ii. Young adult males—60% iii. Babies—75% iv. Old age—45% b. Water is necessary for many body functions and levels must be maintained 2. Distribution of body fluids (40L, 60% of body weight…overall) a. Intracellular fluid (inside cells) 40% body weight b. Extra cellular fluid (outside cells) c. Interstitial fluid percents%
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d. Blood plasma 3. The link between water and salt a. Changes in electrolyte balance causes water to move from one compartment to another i. Alters blood volume and blood pressure ii. Can impair the activity of cells 4. Maintaining water balance a. Water intake must equal water output
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Proteins and nitrogen - Proteins and nitrogen Dissolved in...

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