Question 1

In the human body,water is involved in ________.

Accepted Answer

A) making mineral nutrients 
B) protecting DNA from oxidizing agents 
C) providing energy for physical activities 
D) regulating body temperature

Question 2

Weight-bearing exercises can ________.

Accepted Answer

A) delay the development of diverticulosis 
B) strengthen bones 
C) increase the body's metabolism of zinc and sulfur 
D) reduce the body's need for vitamin C and iron

Question 3

Which of the following statements is true?

Accepted Answer

A) "Deli" meats,such as bologna and ham,are rich sources of potassium and poor sources of sodium. 
B) It is safe to take large doses of potassium supplements,because the mineral is non-toxic. 
C) A blood pressure reading of 165/90 mm Hg is within the normal range. 
D) Approximately one-third of adult Americans have hypertension.

Question 4

Foster consumes about 350 g of protein daily,mostly in the form of meat and amino acid supplements.He does not use vitamin/mineral supplements,and he eats very few fruits,vegetables,dairy products,and grains.Based on this information,Foster's diet lacks ________.

Accepted Answer

A) iron 
B) potassium 
C) zinc 
D) calcium

Question 5

Constance is making a vegetable soup that contains carrots,beans,water,salt,pepper,bits of ham,and onions.The soup has to cook for 4 hours.While the soup is cooking,what will happen to some of the minerals that are in its ingredients?

Accepted Answer

A) The relatively high temperature that is needed to cook the soup will destroy the iron,phosphorus,and sulfur in the vegetables. 
B) The minerals will leach out of the ham and vegetables and lose their natural bioavailability. 
C) The minerals will leach out of the food and into the cooking water,becoming part of the soup in the process. 
D) Cooking the soup's ingredients for this extensive amount of time will enable the minerals to become antioxidants.

Question 6

Which of the following practices would help a total vegetarian increase his or her iron intake from plant foods?

Accepted Answer

A) Taking zinc,calcium,and selenium supplements daily 
B) Drinking more milk and avoiding in-between-meal snacks 
C) Adding cheese to salads and sandwiches 
D) Cooking vegetables in a cast-iron skillet with tomatoes or lemon juice

Question 7

Derek's diet contains high amounts of _____,which is classified as a major mineral.

Accepted Answer

A) iodine 
B) iron 
C) phosphorus 
D) lithium

Question 8

Samantha is making a vegetable soup that contains carrots,beans,water,salt,pepper,bits of ham,and onions.The soup has to cook for 4 hours.While the soup is cooking,what will happen to some of the minerals that are in its ingredients?

Accepted Answer

A) The minerals will denature and become less bioavailable. 
B) Unless Samantha places a cover on the soup pot,the minerals will decompose when exposed to light and oxygen. 
C) The minerals will leach out of the ham and vegetables and into the watery portion of the soup. 
D) The relatively high temperature that is needed to cook the soup will destroy the iron,phosphorus,and sulfur in the vegetables.

Question 9

Osteoporosis is characterized by ________.

Accepted Answer

A) immature red blood cells that lack hemoglobin 
B) keratinization and death of epithelial cells 
C) loss of bone mass and structure 
D) defective collagen production

Question 10

Which of the following groups of people has the highest risk of magnesium deficiency?

Accepted Answer

A) Teenage boys 
B) Alcoholic men 
C) Female athletes 
D) Vegetarians

Question 11

Iodine is necessary for ________.

Accepted Answer

A) producing properly-formed collagen 
B) transporting proteins in lymph 
C) maintaining normal thyroid function 
D) carrying oxygen in blood

Question 12

Which of the following foods contains the least water by weight?

Accepted Answer

A) Whole-wheat bread 
B) Leaf lettuce 
C) Apple with skin 
D) Corn oil

Question 13

After running in a marathon race in July,Joshua felt weak and his body weight was about 3% less than before the race.Based on this information,Joshua was probably suffering from ________.

Accepted Answer

A) liver failure 
B) cystic fibrosis 
C) brain cancer 
D) dehydration

Question 14

Which of the following foods is not a good source of calcium?

Accepted Answer

A) Fat-free yogurt 
B) Canned sardines 
C) Raw kale 
D) Baked chicken

Question 15

The body constantly loses water through the skin as a result of _____ perspiration.

Accepted Answer

A) hydrostatic 
B) perceptible 
C) insensible 
D) homeostatic

Question 16

According to the 2015-2020 version of the Dietary Guidelines,which of the following minerals is a nutrient of public health concern?

Accepted Answer

A) Manganese 
B) Calcium 
C) Selenium 
D) Copper

Question 17

While at a garage sale,Jenna purchased a set of used plastic baby bottles.She noticed the symbol "7" in a triangle on the bottom of the bottles.What would you tell her concerning the use of these bottles to feed her baby?

Accepted Answer

A) These bottles are not safe to use,unless they are washed and dried in a dishwasher before filling them with formul 
B) These bottles should not be used because they probably contain bisphenol A 
C) The symbol "7" in a triangle means the bottles have been approved for daily use by the EPA. 
D) Jenna should fill these bottles with formula and heat them in a microwave oven before feeding her baby.

Question 18

Which of the following statements is false?

Accepted Answer

A) Women generally have the highest risk of osteoporosis after menopause. 
B) Loss of height is a sign of osteoporosis. 
C) Efforts to reduce the risk of osteoporosis should begin early in life. 
D) People with African ancestry have a higher risk of osteoporosis than people with Asian or white ancestry.

Question 19

Lydia's diet lacks _____,which is classified as a major mineral.

Accepted Answer

A) calcium 
B) iron 
C) selenium 
D) iodine

Question 20

Scientists are uncertain whether ____ is an essential mineral for humans.

Accepted Answer

A) chromium 
B) potassium 
C) vanadium 
D) magnesium

Exam 9: Water and Minerals