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Calcium absorption declines in the elderly because: Answer
Vitamin D and estrogen both aid in calcium absorption.
20 minutes of sun exposure should be sufficient to get a body's daily recommended dose of Vitamin D.*
Decrease of estrogen in menopausal women inhibits a body's ability to absorb calcium.
Calcium supplements should be taken in small 500mg doses, with meals, three times a day to allow sufficient absorption.**
*Always use sunscreen.
**Consult with your doctor before beginning a vitamin supplement regimen.
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∙ 10y ago
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∙ 10y agobecause they are avatars...
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What are some problems that elderly people might have as a result of decreasing hormone production?
They have a decrease in Vitamin D which inhibits the absorption of calcium in their bones which in turn leads to bone loss or osteoporosis.
The cells responsible for the re-absorption of bone are?
Osteoclasts are responsible for the break down bone. Osteoclasts release minerals that result in a transfer of calcium from bone fluids to the blood stream which is the re-absorption process.
How does rickets affect bones?
Rickets' is a vitamin deficiency disease of infancy and early childhood caused by lack of vitamin D. Rickets causes soft bones because enough vitamin D is not present to assist in calcium absorption. When enough calcium is not absorbed by the bone, it does not harden properly, and is too soft to support the weight of the growing body properly.hope it helps.
What is a parathyroid gland and what effect will this have on renal tubule function?
Parathyroid Hormone promotes calcium absorption from your kidneys and promotes phosphate excretion from the kidneys. Increasing parathyrodid hormone > increased calcium and decreased phosphateWHAT
The end products of digestion enter the cells of a vertebrate by the process of what?
its absorption
Which ingredient found in coffee and cola can decrease calcium absorption?
Caffeine: Caffeine has a small effect on calcium absorption. It can temporarily increase calcium excretion and may modestly decrease calcium absorption, an effect easily offset by increasing calcium consumption in the diet.
The absorption of calcium increases during pregnancy because?
both high levels of the active form of vitamin D enhance calcium absorption and high levels of estrogen enhance calcium absorption are true
What are some problems that elderly people might have as a result of decreasing hormone production?
They have a decrease in Vitamin D which inhibits the absorption of calcium in their bones which in turn leads to bone loss or osteoporosis.
What is the site of calcium absorption?
jejunum
Oxalates can inhibit the absorption of what?
calcium
Calcium absorption increases when the body's calcium status is low?
true.
Does melanin help in calcium absorption?
No, melanin protects the skin from ultraviolet radiation. Vitamin D is synthesized in the skin and help with calcium absorption.
Oxalic acid can inhibit the absorption of?
calcium
What nutrient reduces calcium absorption?
iron
What facilitates absorption of calcium and phosphorus?
Vitamin D
Which nutrients are necesarry for the intestinal absorption of calcium?
apple
In what Vitamin d is important in the absorption and metabolism of?
Calcium
