A) Osteoblasts resorb bone;osteoclasts break down bone.
B) Osteoclasts build bone;osteoblasts consume bone.
C) Osteoblasts build bone;osteoclasts resorb bone
D) Osteoblasts consume bone;osteoclasts consume bone.
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A) To enable maximum vitamin D absorption and storage.
B) To prevent goiters,which arise from calcium deficiency.
C) To increase the amount of bone and potentially reduce the risk of osteoporosis later in life.
D) It is not important to maximize calcium absorption during childhood.
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A) aldosterone.
B) estrogen.
C) progesterone.
D) secretin.
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A) Magnesium toxicity may occur with magnesium-containing laxatives or antacids.
B) Magnesium toxicity is characterized by high blood pressure.
C) Magnesium toxicity is more common in the elderly with impaired kidney function.
D) Magnesium toxicity may occur from supplements.
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A) Osteoporosis causes a decrease in bone density.
B) Osteoporosis has no early symptoms.
C) Osteoporosis may result in a loss of height.
D) Osteoporosis is not as serious as osteopenia.
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A) bone density.
B) bone size.
C) bone turnover.
D) All of the above answer choices are correct.
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A) Minerals are organic molecules.
B) Minerals can be structural components.
C) Minerals are destroyed by heat.
D) All of the above answer choices are correct.
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A) blood clotting.
B) cofactor for several hundred enzymes.
C) division of growing cells.
D) maintenance of bones.
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A) lipoproteins
B) antigens
C) transport proteins.
D) amino acids.
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A) young people who have not yet achieved peak bone mass
B) post-menopausal women
C) people with decreased bone density
D) All of the above answer choices are correct.
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A) 500
B) 700
C) 1,000
D) There is no recommended intake.
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Phosphorus provides rigidity to bones an...View Answer
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A) Many Canadians have intakes below the EAR.
B) Most Canadians have intakes above the RDA.
C) Magnesium is not a nutrient of concern.
D) Most Canadians are at risk of magnesium toxicity.
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Peak bone mass is ac...View Answer
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A) carrots
B) eggs
C) sardines
D) yogurt
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A) calcium
B) iodine
C) magnesium
D) pyridoxine
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A) highest bone mass within a given population.
B) maximum bone density attained at any time in life.
C) greatest amount of weight an individual's bone mass will support.
D) rate of bone formation during young adulthood.
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