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WATER AND ELECTROLYTE BALANCE- Part 2
See all quizzes of WATER AND ELECTROLYTE BALANCE- Part 2 here:
1 The mineral present in the human body
in larger amounts than any other cation
is
(A) Sodium (B) Calcium
(C) Potassium (D) Iron
2. The percentage of the total body calcium
present in bones is
(A) 1 (B) 11
(C) 55 (D) 99
3. The percentage of calcium present in
extracellular fluid is
(A) 1 (B) 5
(C) 10 (D) 50
4. The physiologically active form of calcium
is
(A) Protein bond
(B) Ionised
(C) Complexed with citrate
(D) Complexed with carbonate
5. The normal concentration of calcium in
C.S.F is
(A) 1.5–2.5 mg/100 ml
(B) 2.5–4 mg/100 ml
(C) 4.5–5 mg/100 ml
(D) 9–10 mg/100 ml
6. Absorption of calcium is increased on a
(A) High protein diet (B) Low protein diet
(C) High fat diet (D) Low fat diet
7. Calcium absorption is interfered by
(A) Protein in diet
(B) Phytic acid in cereals
(C) Alkaline intestinal pH
(D) Vitamin D
8. Calcium absorption is increased by
(A) Vitamin D (B) Vitamin C
(C) Vitamin K (D) Vitamin E
9. In serum product of Ca x p (in mg/100ml)
in children is normally
(A) 20 (B) 30
(C) 50 (D) 60
10. In ricket, the product of Ca x p (in mg/
100 ml) in serum is below
(A) 30 (B) 50
(C) 70 (D) 100
11. In man, the amount of calcium in gms
filtered in 24 hrs period by the renal
glomeruli is
(A) 5 (B) 10
(C) 15 (D) 20
12. The percentage of the calcium eliminated
in feces is
(A) 10–20 (B) 30–40
(C) 50–60 (D) 70–90
13. The maximal renal tubular reabsorptive
capacity for calcium (Tmca) in mg/min is
about
(A) 1.5 ± 0.1 (B) 4.99 ± 0.21
(C) 5.5 ± 1.2 (D) 10.2 ± 2.2
14. Renal ricket is caused by renal tubular
defect (usually inherited) which interferes
with reabsorption of
(A) Calcium (B) Phosphorous
(C) Sodium (D) Chloride
15. After operative removal of the parathyroid
glands resulting into hypoparathyroidism
the concentration of the serum
calcium may drop below
(A) 11 mg (B) 10 mg
(C) 9 mg (D) 7 mg
16. One of the principal cations of soft tissue
and body fluids is
(A) Mg (B) S
(C) Mn (D) Co
17. The normal concentration of magnesium
in whole blood is
(A) 0–1 mg/100 ml (B) 1–2 mg/100 ml
(C) 2–4 mg/100 ml (D) 4–8 mg/100 ml
18. The normal concentration of magnesium
in C.S.F is about
(A) 1 mg/100 ml (B) 3 mg/100 ml
(C) 5 mg/100 ml (D) 8 mg/100 ml
19. The magnesium content of muscle is about
(A) 5 mg/100 ml (B) 10 mg/100 ml
(C) 21 mg/100 ml (D) 50 mg/100 ml
20. Intestinal absorption of magnesium is
increased in
(A) Calcium deficient diet
(B) High calcium diet
(C) High oxalate diet
(D) High phytate diet
21. Deficiency of magnesium may occur with
(A) Alcoholism
(B) Diabetes mellitus
(C) Hypothyroidism
(D) Advanced renal failure
22. Hypermagnesemia may be observed in
(A) Hyperparathyroidism
(B) Diabetes mellitus
(C) Kwashiorkar
(D) Primary aldosteronism
23. Na+/K+-ATPase along with ATP requires
(A) Ca (B) Mn
(C) Mg (D) Cl
54. The principal cation in extracellular fluid
is
(A) Sodium (B) Potassium
(C) Calcium (D) Magnesium
25. The normal concentration of sodium (in
mg/100 ml) of human plasma is
(A) 100 (B) 200
(C) 250 (D) 330
26. A decrease in serum sodium may occur in
(A) Adrenocortical insufficiency
(B) Hypoparathyroidism
(C) Hyperparathyroidism
(D) Thyrotoxicosis
27. Hypernatremia may occur in
(A) Diabetes insipidus
(B) Diuretic medication
(C) Heavy sweating
(D) Kidney disease
28. The metabolism of sodium is regulated by
the hormone:
(A) Insulin (B) Aldosterone
(C) PTH (D) Somatostatin
29. The principal cation in intracellular fluid
is
(A) Sodium (B) Potassium
(C) Calcium (D) Magnesium
30. The normal concentration of potassium in
whole blood is
(A) 50 mg/100 ml (B) 100 mg/100 ml
(C) 150 mg/100 ml (D) 200 mg/100 ml
