Library/Health Professions and Related Programs/Guyton and Hall Textbook of Medical Physiology, 14th Edition/Parathyroid Hormone, Calcitonin, Calcium and Phosphate Metabolism, Vitamin D, Bone, and Teeth

Parathyroid Hormone, Calcitonin, Calcium and Phosphate Metabolism, Vitamin D, Bone, and Teeth

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Questions

Question 1

What is the average, or 'normal,' value for total calcium as listed in the laboratory measurements table?

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Question 2

According to the provided table, what is the normal reference range for total calcium concentration?

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Question 3

A patient's lab report shows a total calcium level of 11.2 mg/dL. Based on the provided reference values, this level is considered what?

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Question 4

What is the lower limit of the normal range for total calcium concentration?

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Question 5

If a patient's total calcium level is 9.5 mg/dL, how does this value classify according to the table?

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Question 6

What is the upper limit of the normal reference range for total calcium?

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Question 7

What is the average 'normal' value for ionized calcium (Ca2+)?

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Question 8

What is the specified normal range for ionized calcium (Ca2+) concentration?

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Question 9

A patient has an ionized calcium (Ca2+) level of 4.5 mg/dL. Based on the provided table, how is this value interpreted?

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Question 10

The table provides alternative units for the average normal value of ionized calcium. What is its approximate value in milliequivalents per liter (mEq/L)?

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Question 11

An ionized calcium (Ca2+) level of 5.15 mg/dL would be considered:

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Question 12

What is the upper boundary of the normal range for ionized calcium (Ca2+)?

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Question 13

What is the average 'normal' value for total phosphate listed in the table?

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Question 14

What is the normal reference range for total phosphate concentration?

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Question 15

A patient's total phosphate level is 5.0 mg/dL. How would this be interpreted based on the reference ranges?

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Question 16

What does the comment in the table indicate about the composition of phosphate in plasma?

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Question 17

A total phosphate level of 2.2 mg/dL is considered what in relation to the normal range?

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Question 18

What is the lower limit of the normal range for total phosphate?

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Question 19

According to the comment for total phosphate, what is the approximate concentration of H2PO4 in plasma?

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Question 20

A patient's lab report shows a total phosphate of 4.1 mg/dL. This is considered:

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Question 21

What is the average 'normal' value for total magnesium as presented in the table?

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Question 22

What is the normal reference range for total magnesium?

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Question 23

A total magnesium level of 1.1 mEq/L would be considered what?

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Question 24

What is the average 'normal' value for ionized magnesium (Mg2+)?

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Question 25

What is the normal reference range for ionized magnesium (Mg2+)?

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Question 26

An ionized magnesium (Mg2+) level of 0.9 mEq/L is considered:

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Question 27

A patient has a total magnesium level of 2.1 mEq/L. How should this be interpreted?

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Question 28

What is the lower limit of the normal range for ionized magnesium (Mg2+)?

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Question 29

An ionized magnesium (Mg2+) level of 1.3 mEq/L would be considered:

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Question 30

What is the upper limit of the normal range for total magnesium?

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Question 31

Which substance relevant to calcium metabolism has a normal range of 3.5-5.5 g/dL?

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Question 32

What is the average 'normal' value for albumin?

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Question 33

A patient's albumin level is 3.2 g/dL. How does this compare to the normal range?

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Question 34

What is the normal range for arterial pH, which can influence calcium ionization?

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Question 35

What is the average 'normal' value for arterial pH?

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Question 36

An arterial pH of 7.20 would be considered what?

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Question 37

How does the average value of total calcium (10.0 mg/dL) compare to the average value of ionized calcium (5.0 mg/dL)?

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Question 38

The unit of measure mg/dL is an abbreviation for what?

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Question 39

What is the average 'normal' value for total protein, which includes the calcium-binding protein albumin?

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Question 40

What is the normal reference range for total protein?

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Question 41

A total calcium level of 8.4 mg/dL would be classified as what?

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Question 42

If a patient's ionized calcium (Ca2+) is 5.30 mg/dL, how should this result be interpreted?

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Question 43

What is the unit of measure for both total magnesium and ionized magnesium as listed in the table?

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Question 44

A patient's total phosphate level is 2.5 mg/dL. How does this value relate to the normal range?

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Question 45

Which of the following values for total calcium is considered within the normal range?

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Question 46

Based on the comment for total phosphate, which component is more abundant in plasma?

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Question 47

An arterial pH of 7.50 would be classified as what?

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Question 48

How does the average 'normal' value for venous pH compare to the average for arterial pH?

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Question 49

Which of the following lab values for ionized magnesium (Mg2+) is considered abnormally low?

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Question 50

What is the primary unit of measure used for total calcium in the 'Average' and 'Range' columns of the table?

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