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Questions and Answers
What is the primary function of calcium in the development of bone and teeth?
What is the primary function of calcium in the development of bone and teeth?
What percentage of calcium in the plasma is protein-bound?
What percentage of calcium in the plasma is protein-bound?
What is the term for the mechanism by which the body maintains adequate calcium levels?
What is the term for the mechanism by which the body maintains adequate calcium levels?
What is the percentage of ionized calcium in the plasma?
What is the percentage of ionized calcium in the plasma?
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What is the role of calcium in the transmission of nerve impulses?
What is the role of calcium in the transmission of nerve impulses?
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What is the term for the movement of calcium between extracellular fluid, gut, bone, and kidney?
What is the term for the movement of calcium between extracellular fluid, gut, bone, and kidney?
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What is the primary function of parathyroid hormone (PTH) in the body?
What is the primary function of parathyroid hormone (PTH) in the body?
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What is the typical location of the parathyroid glands in the body?
What is the typical location of the parathyroid glands in the body?
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What is the molecular weight of parathyroid hormone (PTH)?
What is the molecular weight of parathyroid hormone (PTH)?
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What is the half-life of intact PTH in the blood?
What is the half-life of intact PTH in the blood?
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What is the region of the PTH molecule required for PTH receptor binding in target cells?
What is the region of the PTH molecule required for PTH receptor binding in target cells?
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What is the number of amino acids in the precursor molecule of PTH?
What is the number of amino acids in the precursor molecule of PTH?
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What is the pattern of plasma PTH levels throughout the day?
What is the pattern of plasma PTH levels throughout the day?
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What is the primary effect of PTH on plasma [Ca2+]?
What is the primary effect of PTH on plasma [Ca2+]?
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Which receptor does PTH bind to in the central nervous system?
Which receptor does PTH bind to in the central nervous system?
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What is the net effect of PTH on glomerular filtration rate (GFR)?
What is the net effect of PTH on glomerular filtration rate (GFR)?
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What is the result of PTH's action on the distal tubule?
What is the result of PTH's action on the distal tubule?
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What is the time frame of PTH's delayed action on bone?
What is the time frame of PTH's delayed action on bone?
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What is the primary cause of hypercalcemia in primary hyperparathyroidism?
What is the primary cause of hypercalcemia in primary hyperparathyroidism?
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What is the most common presenting complaint in primary hyperparathyroidism?
What is the most common presenting complaint in primary hyperparathyroidism?
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What is the underlying mechanism of secondary hyperparathyroidism?
What is the underlying mechanism of secondary hyperparathyroidism?
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What is the result of the deposition of calcium in the kidney tubules in primary hyperparathyroidism?
What is the result of the deposition of calcium in the kidney tubules in primary hyperparathyroidism?
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What is the underlying cause of hyperphosphatemia in secondary hyperparathyroidism?
What is the underlying cause of hyperphosphatemia in secondary hyperparathyroidism?
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What is the characteristic laboratory finding in primary hyperparathyroidism?
What is the characteristic laboratory finding in primary hyperparathyroidism?
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What is the effect of 1:25-DHCC on 25-HCC?
What is the effect of 1:25-DHCC on 25-HCC?
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What is the effect of PTH on 1α-hydroxylase activity?
What is the effect of PTH on 1α-hydroxylase activity?
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What is the role of calbindin-D in the gut?
What is the role of calbindin-D in the gut?
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What is the effect of calcitriol on osteoclasts?
What is the effect of calcitriol on osteoclasts?
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What is the role of alkaline phosphatase in bone formation?
What is the role of alkaline phosphatase in bone formation?
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What is the significance of serum osteocalcin levels?
What is the significance of serum osteocalcin levels?
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