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Nutrition 120 Chapter 10
Nutrients Involved in Bone Health
38
Science
12/08/2009

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Term

The most reliable source of vitamin D in the diet is?

 

Definition
fortified milk
Term

______________ inhibit osteoclast activity to prevent bone loss.

Definition
Bisphosphonates 
Term

Which of the following would be the best source of vitamin D for a person following a vegan diet?  

Definition
Vitamin D-fortified milk
Term

Which of the following is not a function of calcium?

Definition
Appetite regulation
Term

Calcium absorption is decreased by all of the following except: 

Definition
glucose
Term

Calcium absorption is increased by all of the following except:

Definition
  old age.
Term

Regarding use of calcium supplements, which of the following is true?

Definition
Intake over 500 milligrams per dose may interfere with absorption of iron and zinc.
Term

The childhood disease rickets is due to a deficiency of

Definition
vitamin D
Term

Food sources of calcium are superior to supplemental sources because

Definition
all answers are correct!
Term

The most nutrient-dense calcium food source is 

Definition
milk and dairy products
Term

Efficient deposition of calcium and phosphorus in bones is the net effect of

Definition
vitamin D
Term

Higher intakes of all of the following are associated with increased bone mass except:

Definition
sodium
Term

  Magnesium deficiency causes all of the following except:

Definition
 anemia
Term

Of the following, the mineral that is least likely to be deficient in the American diet is

Definition
 phosphorus
Term

For prevention of osteoporosis, strength training is

Definition
recommended because the stress on bones stimulates bone maintenance
Term

What is magnesium’s primary function?

Definition
 It is important for nerve and heart function.
Term

Which would you expect to furnish the largest amount of calcium?

Definition
  1 ounce of cheese
Term

Soft bones resulting from a deficiency of vitamin D in adulthood is known as?

Definition
Osteomalacia
Term

Vitamin K is important for bone health because it 

Definition
activates proteins that bind calcium
Term

In the body, 99 percent of calcium is found in 

Definition
bones and teeth
Term

Vitamin D is unique among the vitamins because it can be 

Definition
formed in the body by skin exposure to the sun
Term

Which of the following populations is most susceptible to vitamin K deficiency?

Definition
Children with cycstic fibrosis
Term

The mixture of calcium and phosphorus that mineralizes bone it called?

Definition
  Hydroxyapatite
Term

All of the following populations are at risk for poor magnesium status except:

Definition
 Vegans
Term

Reduced blood calcium levels would result from actions of

 

Definition
calcitonin
Term

The most accurate method of assessing bone health is 

Definition
dual energy x-ray absorptiometry
Term

Magnesium is required for

Definition
all of these choices!
Term

The ability of the skin to synthesize vitamin D is 

 

Definition
decreased by the use of suncreen
Term

To promote bone health, exclusively breastfed infants require

Definition
supplemental vitamin D
Term

Bone remodeling refers to a continual

Definition
degradation and regeneration of bone
Term

Mrs. Davis is a 70-year-old white female who just had a DEXA measurement to asses her bone density.  Her T-score of -2.1 indicates?

Definition
osteopenia
Term

This mineral can be protective for the teeth when introduced into the water supply; however, it can cause tooth mottling when consumed in high quantities. 

Definition
Fluoride
Term

Type 1 Osteoporosis most dramatically effects the 

Definition
trabecular bone
Term

The most effective treatment for preventing bone loss in those at risk for osteoporosis is

Definition
adequate bone building nutrients
Term

Postmenopausal women are more prone to fractures than premenopausal women primarily because

Definition
low estrogen levels accelerate bone loss
Term

The network of protein fibers within bone is called the?

Definition
bone matrix
Term

Exceedingly the UL for phosphorus can lead to

Definition
kidney damage
Term

In women, bone loss begins around age?

Definition
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