Plasma phosphate concentration is not as tightly controlled as plasma calcium concentration.
Indicate whether the statement is true or false
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Question 2) Vitamin D must be provided entirely by dietary sources.
Indicate whether the statement is true or false
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Question 3) The presence of vitamin D is necessary for PTH to exert its effect on promoting intestinal Ca2+ absorption.
Indicate whether the statement is true or false
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Question 4) Calcitonin decreases plasma Ca2+.
Indicate whether the statement is true or false
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Question 5) PTH enhances the rapid movement of calcium from the bone fluid into the plasma.
Indicate whether the statement is true or false
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Question 6) PTH increases plasma Ca2+ and decreases plasma PO4.
Indicate whether the statement is true or false
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Question 7) Hyperparathyroidism is characterized by hypercalcemia and hyperphosphatemia.
Indicate whether the statement is true or false
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Question 8) An increase in plasma PO4 concentration forces a reduction in plasma Ca2+ as a result of the inverse relationship between plasma PO4 and Ca2+ levels.
Indicate whether the statement is true or false
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Question 9) The greater the physical stress and compression to which a bone is subjected, the greater the rate of bone deposition.
Indicate whether the statement is true or false
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Question 10) Plasma Ca2+ concentration is one of the most tightly controlled variables in the body.
Indicate whether the statement is true or false
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