ch. 25 nutrition
Adults are approximately what percent water weight?
60%-65%
Which of the following is a health benefit associated with drinking mineral water?
Mineral water provides absorbable calcium and magnesium that can contribute to increased nutrient status.
Which of the following is a benefit of drinking water?
None of the above
Which of the following foods contains the lowest percentage of water?
Peanut butter
What is the likely reason Casey developed extreme fatigue, a muscle cramp, and dizziness on day one of the hiking trip?
She was dehydrated.
On day two of the hike, what is the likely reason Casey developed a headache, confusion, and nausea?
She was experiencing water intoxication.
Which of the following situations does not increase water loss from the body?
Sleeping
Which of the following is not a symptom of dehydration?
Slow heart rate
Water toxicity is caused by a dilution of which of the following minerals in the blood?
Sodium
What agency regulates the bottled water industry?
The Food and Drug Administration
How does the body lose water throughout the day?
The body loses water through perspiration, urine, and exhalation.
Which of the following is a health benefit of drinking fortified waters?
There are no proven health benefits associated with drinking fortified water.
Which of the following statements about the functions of water is false?
Water promotes and speeds up weight loss.
Which of the following can cause water intoxication in infants?
Water-diluted baby formula
Which of the following foods provides the body with the most water?
Whole milk
Fluoridated water:
helps people of all ages maintain bone health and reduce tooth decay.
Water toxicity is called _____.
hyponatremia
Natural "mineral water" actually comes from:
underground reservoirs that are lodged between layers of rock.
What is the Adequate Intake for water from all sources for women and men, respectively?
11 cups, 15 cups
Approximately what percentage of the world's water is fresh water?
3%
Which of the following conditions increased the Cody's water needs during the two-day hike?
All of the above
Which of the following is a reason for drinking water scarcity?
All of the above
Which of the following people needs to increase his or her fluid consumption?
All of the above
Based on the Adequate Intake recommendations for water, how much water should Cody and Casey plan to drink each day of their hiking trip?
At least 11 cups of water for Casey and at 1east 15 cups of water for Cody
Which of the following beverages is the least hydrating to the body?
Beer
What chemical found in some plastic water bottles can cause health problems?
Bisphenol A (BPA)
Which of the following is not a symptom of water intoxication?
Blood in the urine and stool
Which of the following statements about bottled water is false?
Bottled water is guaranteed to be purer than tap water.
Most commercial seltzer water is produced by adding pressurized _____.
Carbon dioxide
Which of the following agencies is responsible for the safety of public water supplies?
Environmental Protection Agency
Which body tissue has the lowest water content?
Fat
What mineral is mainly provided to the body through tap water?
Fluoride
Where does water that is labeled "spring water" actually come from?
Freshwater pools or streams on the surface of the earth
What caused Cody to feel so thirsty in the morning on day two?
He was dehydrated from drinking alcohol the night before.
What should Casey have done on day one of the hike to prevent the muscle cramp and fatigue?
Increased the amount of water she drank
What should Casey have done on day two of the hike to prevent her headache, confusion, and nausea?
Listened to her body cues for thirst and alternated her beverage intake between water and sports drinks
Which agency directly monitors public water supplies for quality and safety?
Local water utilities
