Vitamins - Mock Test 24

Question 231

An early diagnosis of vitamin C deficiency can be made by?

A) Measuring plasma ascorbic acid B) Measuring urinary ascorbic acid C) Ascorbic acid saturation test D) All of these

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Question 232

Deficiency of vitamin C causes?

A) Beriberi B) Pellagra C) Pernicious anaemia D) Scurvy

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Question 233

Vitamin C is required for the synthesis of?

A) Bile acids from cholesterol B) Bile salts from bile acids C) Vitamin D from cholesterol D) All of these

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Question 234

Vitamin C activity is present in?

A) D-Ascorbic acid B) D-Dehydroascorbic acid C) L-Ascorbic acid D) Both A and B

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Question 235

Vitamin C enhances the intestinal absorption of?

A) Potassium B) Iodine C) Iron D) None of these

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Question 236

Ascorbic acid is required to synthesise all of the following except?

A) Collagen B) Bile acids C) Bile pigments D) Epinephrine

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Question 237

Gastyrectomy leads to megaloblastic anaemia within a few?

A) Days B) Weeks C) Months D) Years

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Question 238

Deficiency of vitamin B12 can be diagonised by?

A) Carr-Price reaction B) Ames assay C) Watson-Schwartz test D) Schilling test

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Question 239

Deficiency of vitamin B12 can occur because of?

A) Decreased intake of vitamin B12 B) Atrophy of gastric mucosa C) Intestinal malabsorption D) All of these

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Question 240

Vitamin B12 is synthesized by?

A) Bacteria only B) Plants only C) Animals only D) Both A and C

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