Nutrition 1010 - Introductory Nutrition » Spring 2021 » Chapter 8 Quiz

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Question #1
Water accounts for what percentage of the human body's weight?
A.   60 percent
B.   85 percent
C.   40 percent
D.   35 percent
E.   20 percent
Question #2
Which statement regarding fluid and electrolyte imbalance is FALSE?
A.   It disrupts the heartbeat.
B.   It is a medical emergency.
C.   It can lead to death.
D.   It can be caused by vomiting and diarrhea.
E.   It will resolve without intervention.
Question #3
Calcium, iron, and potassium are major minerals that are essential for the body's proper functioning.
A.   TRUE
B.   FALSE
Question #4
For someone with lactose intolerance, what is the best alternative source of calcium?
A.   broccoli and rutabaga
B.   spinach and strawberries
C.   almonds and pinto beans
D.   Swiss chard and rhubarb
E.   citrus fruits and soybeans
Question #5
Which of these are important functions of water?
A.   Regulates body temperature, lubricates joints, and maintains acid–base balance.
B.   Regulates body temperature, lubricates joints, and acts as a universal solvent.
C.   All are important functions of water.
D.   Regulates body temperature and lubricates joints.
Question #6
______ and _________ are important for the infrastructure of bone.
A.   Calcium , phosphorus
B.   magnesium, vitamin D
C.   Phosphorus, calcium
D.   zinc, selenium
Question #7
Which nutrient is LEAST likely to play a role in bone health?
A.   magnesium
B.   vitamin K
C.   copper
D.   vitamin D
E.   vitamin A
Question #8
What is one of the major roles of calcium in the body?
A.   maintains normal pulmonary gas exchange
B.   helps maintain pH of blood
C.   part of cell DNA and RNA
D.   essential for muscle contractions
E.   prevents osteoarthritis
Question #9
Which statement about the function of water in the human body is FALSE?
A.   Water is a good source of energy.
B.   Water participates in the body's chemical reactions.
C.   Water aids in the maintenance of the body's temperature.
D.   Water cleanses the tissues and blood of wastes.
E.   Water acts as a lubricant around joints.
Question #10
What trace mineral is essential to sperm production and taste perception, and assists in immune function?
A.   calcium
B.   zinc
C.   copper
D.   selenium
E.   iron
Question #11
Which individual is most likely to experience osteoporosis?
A.   a 50-year-old male who eats a high-protein diet
B.   a 50-year-old female who works outdoors
C.   a 12-year-old male with a body mass index (BMI) of 21
D.   post-menopausal female with a BMI of 25
E.   a 70-year-old female who smokes
Question #12
For someone who wants to reduce the amount of sodium in his or her diet, what food would you recommend avoiding?
A.   bananas
B.   milk
C.   celery
D.   sweet potatoes
E.   deli meat
Question #13
What is the most abundant mineral in soft water?
A.   magnesium
B.   iron
C.   zinc
D.   calcium
E.   sodium
Question #14
What would you tell someone who is considering taking chromium supplements for weight loss and diabetes?
A.   In diabetics, chromium is used to maintain blood glucose within normal limits.
B.   Chromium supplements help prevent diabetes in people at risk for developing it.
C.   No benefit for reducing body fat with chromium supplements has been proven.
D.   Chromium supplements have been shown to increase muscle mass, but only in elite athletes.
E.   Chromium supplementation leads to an increased risk of developing cancer.
Question #15
Risk factors for osteoporosis include older age, being of African American/black heritage, and of low body weight.
A.   FALSE
B.   TRUE
Question #16
What type of water does NOT contain any dissolved minerals?
A.   distilled water
B.   soft water
C.   hard water
D.   natural water
E.   spring water
Question #17
How is osteoporosis diagnosed?
A.   a standard X-ray
B.   by ruling out all other possible causes of bone loss
C.   a DEXA scan
D.   a gene expression test
E.   a blood test
Question #18
Transport proteins in cell membranes maintain the proper balance of _________ (mostly outside the cells) and _________ (mostly inside the cells).
A.   iron; zinc
B.   potassium; chloride
C.   sodium; potassium
D.   calcium; magnesium
E.   iodine; chloride
Question #19
All of these are important functions of iron EXCEPT _______.
A.   aids in enzymatic activity for energy metabolism
B.     
C.   prevents anemia
D.   acts as a buffer
E.   transports oxygen in the blood
Question #20
Which statement about calcium metabolism is true?
A.   When the body needs more calcium, proteins in the intestinal lining increase its absorption.
B.   Regulation of calcium metabolism is not very tight because there is a wide range of normal values.
C.     
D.   There is an unlimited amount of calcium storage capacity in bones and teeth.
E.   When the body has enough calcium, proteins in the bloodstream carry calcium to where it is needed.
F.   The greatest amount of calcium is absorbed from plant sources.

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