āĻŦāĻŋāĻˇāĻ¯āĻŧāĻ đ WBHRB āĻ¸ā§āĻāĻžāĻĢ āĻ¨āĻžāĻ°ā§āĻ¸ CBT āĻā§āĻ¸ā§āĻ â 19 ( Nutrition )
𧎠āĻā§āĻāĻ: đ WBHRB āĻ¸ā§āĻāĻžāĻĢ āĻ¨āĻžāĻ°ā§āĻ¸ CBT āĻā§āĻ¸ā§āĻ â 19 ( Nutrition )
𧎠āĻŽā§āĻ āĻĒā§āĻ°āĻļā§āĻ¨: 50 āĻāĻŋ
âą āĻ¸āĻŽāĻ¯āĻŧāĻ¸ā§āĻŽāĻž: 60 Minute
â āĻ¨ā§āĻā§āĻāĻŋāĻ : -0.5 āĻĒā§āĻ°āĻ¤āĻŋ āĻĒā§āĻ°āĻļā§āĻ¨ā§
â ī¸ āĻā§āĻāĻ āĻļā§āĻˇ āĻšāĻ˛ā§ āĻ¸ā§āĻŦāĻ¯āĻŧāĻāĻā§āĻ°āĻŋāĻ¯āĻŧāĻāĻžāĻŦā§ āĻ°ā§āĻāĻžāĻ˛ā§āĻ āĻĻā§āĻāĻ¤ā§ āĻĒāĻžāĻŦā§āĻ¨āĨ¤
Time over
đ WBHRB āĻ¸ā§āĻāĻžāĻĢ āĻ¨āĻžāĻ°ā§āĻ¸ CBT āĻā§āĻ¸ā§āĻ â 19 ( Nutrition )
1 / 50
1. Which vitamin toxicity causes hypercalcemia?
Excess vitamin D increases calcium absorption.
2 / 50
2. Which nutrient prevents neural tube defects in early pregnancy?
Folate is required for neural tube closure by day 28.
3 / 50
3. Which mineral deficiency causes glucose intolerance?
Chromium enhances insulin receptor sensitivity.
4 / 50
4. Which vitamin deficiency impairs fatty acid oxidation?
Riboflavin (B2) is required for FAD.
5 / 50
5. Which vitamin is essential for transamination reactions?
B6 (PLP) is required for amino acid metabolism.
6 / 50
6. Which mineral is essential for alkaline phosphatase activity?
Zinc is major cofactor for ALP.
7 / 50
7. Which element is needed for the synthesis of insulin crystals?
Zinc stabilizes insulin for storage.
8 / 50
8. Which nutrient is required for conversion of norepinephrine to epinephrine?
SAM (from B12 & folate metabolism) forms methyl donors.
9 / 50
9. The primary biochemical marker for chronic iodine deficiency isâ
TSH increases when thyroid hormone is low.
10 / 50
10. Which vitamin is required for synthesis of heme?
B6 helps convert glycine + succinyl-CoA â ALA.
11 / 50
11. The vitamin required for conversion of homocysteine to cysteine isâ
B6 is needed for cystathionine synthase.
12 / 50
12. Which nutrient deficiency causes corkscrew hairs?
Vitamin C deficiency weakens collagen in hair follicles.
13 / 50
13. Deficiency of which vitamin causes âscorbutic rosaryâ?
Vitamin C deficiency weakens cartilage-collagen junctions.
14 / 50
14. The best nutritional marker to assess long-term protein deficiency isâ
Albumin has long half-life and reflects chronic status.
15 / 50
15. Which vitamin functions as an antioxidant within cell membranes?
Vitamin E protects lipid membranes from peroxidation.
16 / 50
16. Which amino acid is the precursor of serotonin?
Tryptophan forms serotonergic neurotransmitters.
17 / 50
17. Which vitamin deficiency causes âhypersegmented neutrophilsâ?
Megaloblastic anemia is due to folate/B12 deficiency, but folate shows early hypersegmentation.
18 / 50
18. Which nutrient deficiency increases susceptibility to Candida infections?
Iron deficiency impairs immune phagocytosis.
19 / 50
19. Which mineral deficiency leads to impaired parathyroid hormone secretion?
Magnesium deficiency blocks PTH release.
20 / 50
20. Which vitamin is most rapidly depleted during starvation?
Thiamine stores are minimal and used quickly.
21 / 50
21. Hartnup disease primarily affects absorption of which nutrient?
Defective neutral amino acid transport (e.g., tryptophan).
22 / 50
22. Which mineral is essential for ceruloplasmin activity?
Copper allows oxidation of Fe²âē â FeÂŗâē for transferrin binding.
23 / 50
23. Severe zinc deficiency in critical illness increases mortality mainly due to failure ofâ
Zinc is essential for immune cell maturation and cytokine function.
24 / 50
24. Which fatty acid deficiency causes growth retardation and scaly dermatitis?
Linoleic acid deficiency gives dermatitis.
25 / 50
25. Which nutrient acts as a cofactor for pyruvate carboxylase in gluconeogenesis?
Biotin helps in carboxylation reactions.
26 / 50
26. Which mineral toxicity causes garlic-like breath odor?
Selenium toxicity (selenosis) causes garlic breath.
27 / 50
27. Which mineral overdose leads to âbronze diabetesâ?
Iron overload â hemochromatosis.
28 / 50
28. What is the major intracellular cation?
Potassium is the main intracellular ion.
29 / 50
29. Which mineral deficiency causes myopathy and cardiomyopathy?
Selenium deficiency leads to Keshan disease.
30 / 50
30. The main cause of hypophosphatemia in refeeding syndrome isâ
Sudden insulin surge drives phosphate into cells.
31 / 50
31. Which vitamin is essential for the function of coagulation factors II, VII, IX, X?
Vitamin K is needed for gamma-carboxylation.
32 / 50
32. Chronic alcohol consumption most severely depletes which vitamin?
Thiamine deficiency common in alcoholism.
33 / 50
33. Which carbohydrate is absorbed via GLUT-5 transporter?
GLUT-5 specifically absorbs fructose.
34 / 50
34. The major fuel for cardiac muscle at rest isâ
Heart prefers free fatty acids.
35 / 50
35. Which fatty acid is essential for fetal brain development?
DHA (omega-3) crucial for neuronal membranes.
36 / 50
36. The major determinant of resting metabolic rate isâ
Lean body mass uses most energy at rest.
37 / 50
37. Which vitamin deficiency causes impaired methylmalonyl-CoA â succinyl-CoA conversion?
B12 is required for methylmalonyl-CoA mutase.
38 / 50
38. Which nutrient is needed for conversion of retinol â retinal?
Zinc supports retinol-binding protein function.
39 / 50
39. In alcoholism, which vitamin deficiency worsens lactic acidosis?
Thiamine is needed for pyruvate â acetyl-CoA.
40 / 50
40. Which amino acid is most rapidly depleted in severe burns?
Glutamine is used by immune cells & enterocytes.
41 / 50
41. Which vitamin deficiency results in reduced glutathione regeneration?
Vitamin B2 â FAD needed for glutathione reductase.
42 / 50
42. Biotin deficiency leads to accumulation of which metabolite?
Pyruvate cannot convert to oxaloacetate â accumulates.
43 / 50
43. Pellagra-like symptoms can appear in isoniazid therapy due to deficiency ofâ
INH depletes pyridoxine (B6).
44 / 50
44. The primary site of vitamin B12 absorption isâ
B12âIF complex absorbed in terminal ileum.
45 / 50
45. Which nutrient deficiency presents with both anemia and peripheral neuropathy?
B12 deficiency combines neuro + hematologic issues.
46 / 50
46. Copper deficiency causes which hematologic abnormality?
Copper needed for iron metabolism â microcytic anemia.
47 / 50
47. Which amino acid becomes essential in PKU patients?
Tyrosine cannot be synthesized from phenylalanine.
48 / 50
48. Which nutrient improves absorption of non-heme iron?
Vitamin C reduces FeÂŗâē â Fe²âē for uptake.
49 / 50
49. Which amino acid is precursor for niacin synthesis?
Tryptophan â niacin pathway (B6-dependent).
50 / 50
50. Which lipid abnormality is most common in poorly controlled diabetes?
Increased VLDL due to excess lipolysis.
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