1. Water: The Forgotten Nutrient Chapter 9
Ms. Ericsson
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2. Introduction Water is an essential nutrient for life!
Did you know that your body is made of % water?
Your blood is 80% water!
Water is an essential nutrient for life!
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3. Topics of Discussion WATER AS A NUTRIENT… Functions in the body RDA
Deficiencies
Excesses
Interesting fact
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4. Functions in the Body
Transports nutrients and waste products, water is a solvent
Water is an excellent lubricant in the body
✓aiding in digestion of food & nutrients
✓flushing the body of wastes
✓maintaining a healthy complexion
✓weight control
Regulates body temperature through your blood and perspiration.
Solvents are liquids in which substances can be dissolved. Water can dissolve amino acids from proteins, glucose from carbohydrates, minerals, ad water-soluble vitamins.
Lubricant is a substance that reduces friction between surfaces. Water in saliva lubricates food as you swallow it.
Normal body temperature is 98.6%
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5. Video How Water Affects Your Body (3:58)
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6. Keeping Water in Balance
Cellular Water Balance
If cells have too much water they can burst
If cells have too little they will collapse
Cells have water in them called Intracellular water
Cells also have water outside the cell wall called extracellular Water
Body also needs to keep water intake and water loss in balance
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7. Diuretics Substances that increase urine production Prescription drugs
Energy drinks
Coffee
Soft drinks
Tea containing caffeine
Doctors prescribe diuretics for patients with high blood pressure or body fluid imbalances.
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8. Recommended Daily Allowance
RDA
Females and Males ages 14 to 18 need 2 ½ - 3 ½ quarts a day
WHERE DO Y0U GET H20
*FAUCET
*DARK, GREEN LETTUCE
*WATERMELON, YOGURT, GRAPEFRUIT
*DECAFFEINATED LIQUIDS
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9. Deficiencies *Inability of the body to maintain normal temperature
*Dehydration, seizures, heat stroke
*Build-up of body’s waste products
*Stress on kidneys, kidney stones
*eventual death
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10. Excesses A normally functioning body cannot over hydrate itself!
Water Intoxication can occur by drinking too much water and consuming too few electrolytes.
It takes consumption of over 2 gallons (256 oz= 32 8 oz. Glasses of water) per day for a period of time to affect the sodium balance in your body.
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11. What This Means INTERESTING FACTS
*On an average the body uses 2 – 3 quarts of water each day
*A good rule of thumb is to drink 1 - 8oz. Cup of water for every ½ pound of water lost through perspiration
*You can live 10 plus days without food but only 3 Days without water!
*You need water in the winter prior to exercising, just like the summer!
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12. Keep track of your H2O intake today
Next Steps
YOUR CHALLENGE!
Keep track of your H2O intake today
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13. References
West, Dorthy F. “Chapter 10/Water:The Forgotten Nutrient.” Nutrition & Wellness for Life. Tinley Park: Goodheart-Willcos, Print.
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