Sign In

Essential Biochemistry - Mineral Metabolism (Section 2)

1
Which of the following is a dietary source of potassium?
Answer
(D)
All of the above
2
Which hormone is primarily involved in the regulation of calcium levels?
Answer
(C)
Parathyroid hormone (PTH)
3
Which of the following can cause hypocalcemia?
Answer
(C)
Renal failure
4
What is a common symptom of hypernatremia?
Answer
(B)
Confusion
5
Which electrolyte imbalance is associated with a decreased potassium level?
Answer
(C)
Hypokalemia
6
Factors affecting iron absorption is/are:
Answer
A
B
C
D
7
What is the RDA for Manganese?
Answer
(A)
2.5-5.0 mg
8
Which of the following are clinical conditions related to plasma magnesium alterations?
Answer
A
B
9
Which of the following is NOT a factor that enhances calcium absorption?
Answer
(C)
High pH
10
What are the dietary food sources for iodine?
Answer
(D)
A and B
11
Which of the following are the functions of Selenium?
Answer
A
B
C
D
12
Which are the functions of Manganese?
Answer
A
B
C
D
13
Normal serum sodium level in:
Answer
(A)
135-145 mEq/L
14
Which condition is related to plasma sodium level alterations?
Answer
(B)
Hyponatremia
15
The absorption of iron occurs in:
Answer
(A)
Duodenum
16
What is the recommended dietary allowance for zinc for adults?
Answer
(C)
15 mg per day
17
What is the function of iodide?
Answer
(A)
Synthesis of thyroid hormones
18
Transferrin is involved in:
Answer
(C)
Transport form of iron in
19
What are some clinical symptoms of hypermagnesemia?
Answer
A
B
D
20
Which of the following is a symptom of hypokalemia?
Answer
(D)
All of the above
21
Which of the following minerals stimulates secretion of PTH?
Answer
(B)
Magnesium
22
The normal intake of iron is about:
Answer
(B)
15-25 mg/day
23
Molybdenum is a constituent of all of the following, except:
Answer
(D)
Cytocrome oxidase
24
What is the main function of chloride in the body?
Answer
(C)
Regulating the acid-base balance
25
What is a good source of copper in the diet?
Answer
(B)
Eggs and liver
26
Glutathione peroxidase contains:
Answer
(C)
Selenium
27
Molybdenum is a constituent of all of the following, except:
Answer
(D)
Cytochrome oxidase
28
Which of the following are dietary sources of Iodine?
Answer
A
C
D
29
Where is the majority of the body's potassium found?
Answer
(C)
In the intracellular fluid
30
Which of the following is true about iron absorption?
Answer
(B)
Absorption is increased in the presence of vitamin C.
31
Which of the following are functions of copper?
Answer
A
C
D
32
What does fluoride do in teeth?
Answer
(A)
Forms fluorapatite, increasing the hardness of bones and teeth.
33
The plasma concentration of sodium is approximately?
Answer
(B)
136-145 mEq/L
34
What is the recommended dietary allowance of magnesium for women (adults) per day?
Answer
(C)
310 mg/day
35
Which of the following is a clinical condition related to plasma sodium level alterations?
Answer
(A)
Hypernatremia
36
The recommended dietary allowance of Zinc is:
Answer
(C)
15 mg per day
37
What condition is characterized by increased plasma magnesium?
Answer
(A)
Hypermagnesemia
38
Which minerals are considered to be trace elements?
Answer
A
C
39
A goiter is caused by:
Answer
(B)
Iodine deficiency
40
Which enzyme is an example of zinc containing enzyme?
Answer
(A)
Carbonic Anhydrase
41
Which of the following is NOT a function of zinc?
Answer
(D)
Iron storage
42
What are the dietary sources of calcium?
Answer
A
B
43
Transport form of iron is:
Answer
(A)
Transferrin
44
Intestinal absorption of iron is enhanced by:
Answer
(B)
Ascorbic acid
45
Which of the following is the first sign of zinc deficiency?
Answer
(A)
Loss of taste sensation
46
The most common cause of zinc deficiency is:
Answer
(A)
Malnutrition
47
Which of the following is NOT a function of iodine?
Answer
(B)
Formation of bones and teeth
48
Normal serum sodium level is in:
Answer
(A)
135-145 mEq/L
49
Wilson's disease is characterized by impaired:
Answer
(D)
All of the above
50
The deficiency of fluoride leads to:
Answer
(A)
Dental caries