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

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