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

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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Laboratory diagnosis of vitamin B12 deficiency can be made by measuring the urinary excretion of (A) Xanthurenic acid (B) Formiminoglutamic acid (C) Methylmalonic acid (D) Homogentisic acid

Description : Laboratory diagnosis of vitamin B12 deficiency can be made by measuring the urinary excretion of (A) Xanthurenic acid (B) Formiminoglutamic acid (C) Methylmalonic acid (D) Homogentisic acid

Last Answer : Answer : C

A biochemical indication of vitamin B12 deficiency can be obtained by measuring the urinary excretion of (A) Pyruvic acid (B) Malic acid (C) Methyl malonic acid (D) Urocanic acid

Description : A biochemical indication of vitamin B12 deficiency can be obtained by measuring the urinary excretion of (A) Pyruvic acid (B) Malic acid (C) Methyl malonic acid (D) Urocanic acid

Last Answer : Answer : C

Pyridoxine deficiency can be diagnosed by measuring the urinary excretion of xanthurenic acid following a test dose of (A) Glycine (B) Histidine (C) Tryptophan (D) Pyridoxine

Description : Pyridoxine deficiency can be diagnosed by measuring the urinary excretion of xanthurenic acid following a test dose of (A) Glycine (B) Histidine (C) Tryptophan (D) Pyridoxine

Last Answer : Answer : C

Pyridoxine deficiency can be diagnosed by measuring urinary excretion of (A) Pyruvic acid (B) Oxaloacetic acid (C) Xanthurenic acid (D) None of these VITAMINS 119

Description : Pyridoxine deficiency can be diagnosed by measuring urinary excretion of (A) Pyruvic acid (B) Oxaloacetic acid (C) Xanthurenic acid (D) None of these VITAMINS 119

Last Answer : Answer : C

Dictary deficiency of this vitamin leads to night blindness: (A) Retinol (B) Niacin (C) Ascorbic acid (D) Cholecalciferol VITAMINS 125

Description : Dictary deficiency of this vitamin leads to night blindness: (A) Retinol (B) Niacin (C) Ascorbic acid (D) Cholecalciferol VITAMINS 125

Last Answer : Answer : A

Worldwide, the most common vitamin deficiency is that of (A) Ascorbic acid (B) Folic acid (C) Vitamin A (D) Vitamin D

Description : Worldwide, the most common vitamin deficiency is that of (A) Ascorbic acid (B) Folic acid (C) Vitamin A (D) Vitamin D

Last Answer : B

A middle aged female presented with following symptoms - Hirsutism, fragility of skin, with easy bruising, broad purplish striae and signs of proximal myopathy. The first step in confirming the diagnosis will be Options: 1) Advice 24 hours urinary free cortisol excretion 2) Exclude exogenous Glucocorticoid use 3) Advice plasma ACTH estimation 4) Advice dexamethasone overnight test

Description : A middle aged female presented with following symptoms - Hirsutism, fragility of skin, with easy bruising, broad purplish striae and signs of proximal myopathy. The first step in ... Exclude exogenous Glucocorticoid use 3) Advice plasma ACTH estimation 4) Advice dexamethasone overnight test

Last Answer : Correct Answer: 2) Exclude exogenous Glucocorticoid use

A 55 year-old female complaining of vague tiredness is found to have a serum corrected calcium concentration of 2.9 mmol/l. Examination was unremarkable. Which of the following results confirms the suspected diagnosis of primary hyperparathyroidism? 1) High normal 1,25-dihydroxyvitamin D concentration 2) High normal 24 hour urinary calcium concentration 3) High normal plasma parathyroid hormone concentration 4) Low normal plasma phosphate concentration 5) Low normal serum 25-hydroxyvitamin D concentration

Description : A 55 year-old female complaining of vague tiredness is found to have a serum corrected calcium concentration of 2.9 mmol/l. Examination was unremarkable. Which of the following results ... 4) Low normal plasma phosphate concentration 5) Low normal serum 25-hydroxyvitamin D concentration

Last Answer : Answers-3 Bit too easy really. A high or even normal PTH concentration in the presence of hypercalcaemia would support the diagnosis of hyperparathyroidism. A high urinary Calcium concentration may ... but neither confirm the diagnosis. Elevated 1,25 VitD suggests a diagnosis of hypervitaminosis D.

Pyridoxine deficiency can be diagnosed by measuring urinary excretion of (A) Pyruvic acid (B) Oxaloacetic acid (C) Xanthurenic acid (D) None of these

Description : Pyridoxine deficiency can be diagnosed by measuring urinary excretion of (A) Pyruvic acid (B) Oxaloacetic acid (C) Xanthurenic acid (D) None of these

Last Answer : (C) Xanthurenic acid

Which one of the following is a fat-soluble vitamin and its related deficiency disease? (a) Retinol - Xerophthalmia (b) Cobalamine - Beri-beri (c) Calciferol - Pellagra (d) Ascorbic acid - Scurvy

Description : Which one of the following is a fat-soluble vitamin and its related deficiency disease? (a) Retinol - Xerophthalmia (b) Cobalamine - Beri-beri (c) Calciferol - Pellagra (d) Ascorbic acid - Scurvy

Last Answer : (a) Retinol - Xerophthalmia

The most useful test for the diagnosis of acute hemorrhagic pancreatitis during the first few days is (A) Urinary lipase test (B) Serum calcium (C) Urinary amylase (D) Serum amylase

Description : The most useful test for the diagnosis of acute hemorrhagic pancreatitis during the first few days is (A) Urinary lipase test (B) Serum calcium (C) Urinary amylase (D) Serum amylase

Last Answer : Answer : D

Vitamin B12 deficiency can be diagnosed by urinary excretion of (A) Pyruvate (B) Methylmalonate (C) Malate (D) Lactate

Description : Vitamin B12 deficiency can be diagnosed by urinary excretion of (A) Pyruvate (B) Methylmalonate (C) Malate (D) Lactate

Last Answer : Answer : B

Pellagra is caused due to the deficiency of (A) Ascorbic acid (B) Pantothenic acid (C) Pyridoxine (D) Niacin

Description : Pellagra is caused due to the deficiency of (A) Ascorbic acid (B) Pantothenic acid (C) Pyridoxine (D) Niacin

Last Answer : Answer : D

In new born infants phototherapy may cause hyperbilirubinemia with deficiency of (A) Thiamin (B) Riboflavin (C) Ascorbic acid (D) Pantothenic acid VITAMINS 115

Description : In new born infants phototherapy may cause hyperbilirubinemia with deficiency of (A) Thiamin (B) Riboflavin (C) Ascorbic acid (D) Pantothenic acid VITAMINS 115

Last Answer : Answer : B

Patient with macrocytic anemia without megaloblast. What’s the most likely diagnosis: a. Folic acid b. Vitamin B12 deficiency c. Alcoholism

Description : Patient with macrocytic anemia without megaloblast. What’s the most likely diagnosis: a. Folic acid b. Vitamin B12 deficiency c. Alcoholism

Last Answer : c. Alcoholism

Cobamides contain a vitamin which is (A) Folic acid (B) Ascorbic acid (C) Pantothenic acid (D) Vitamin B12

Description : Cobamides contain a vitamin which is (A) Folic acid (B) Ascorbic acid (C) Pantothenic acid (D) Vitamin B12

Last Answer : Answer : D

Coenzyme A contains a vitamin which is (A) Thiamin (B) Ascorbic acid (C) Pantothenic acid (D) Niacinamide

Description : Coenzyme A contains a vitamin which is (A) Thiamin (B) Ascorbic acid (C) Pantothenic acid (D) Niacinamide

Last Answer : Answer : C

The vitamin having the highest daily requirement among the following is (A) Thiamin (B) Ribovflavin (C) Pyridoxine (D) Ascorbic acid

Description : The vitamin having the highest daily requirement among the following is (A) Thiamin (B) Ribovflavin (C) Pyridoxine (D) Ascorbic acid

Last Answer : Answer : D

Vitamin C activity is present in (A) D-Ascorbic acid (B) D-Dehydroascorbic acid (C) L-Ascorbic acid (D) Both A and B

Description : Vitamin C activity is present in (A) D-Ascorbic acid (B) D-Dehydroascorbic acid (C) L-Ascorbic acid (D) Both A and B

Last Answer : Answer : C

Sulpha drugs interfere with bacterial synthesis of (A) Lipoate (B) Vitamin E (C) Tetrahydrofolate (D) Ascorbic acid

Description : Sulpha drugs interfere with bacterial synthesis of (A) Lipoate (B) Vitamin E (C) Tetrahydrofolate (D) Ascorbic acid

Last Answer : Answer : C

Vitamin required in conversion of folic acid to folinic acid is (A) Biotin (B) Cobalamin (C) Ascorbic acid (D) Niacin

Description : Vitamin required in conversion of folic acid to folinic acid is (A) Biotin (B) Cobalamin (C) Ascorbic acid (D) Niacin

Last Answer : Answer : C

Vitamin required for the conversion of phydroxyphenylpyruvate to homogentisate is (A) Folacin (B) Cobalamin (C) Ascorbic acid (D) Niacin

Description : Vitamin required for the conversion of phydroxyphenylpyruvate to homogentisate is (A) Folacin (B) Cobalamin (C) Ascorbic acid (D) Niacin

Last Answer : Answer : D

In the individuals who are given liberal quantities of vitamin C, the serum ascorbic acid level is (A) 1–1.4 µg/100 ml (B) 2–4 µg/100 ml (C) 1–10 µg/100 ml (D) 10–20 µg/100 ml

Description : In the individuals who are given liberal quantities of vitamin C, the serum ascorbic acid level is (A) 1–1.4 µg/100 ml (B) 2–4 µg/100 ml (C) 1–10 µg/100 ml (D) 10–20 µg/100 ml

Last Answer : Answer : A

Carr-Price reaction is used to detect (A) Vitamin A (B) Vitamin D (C) Ascorbic acid (D) Vitamin E

Description : Carr-Price reaction is used to detect (A) Vitamin A (B) Vitamin D (C) Ascorbic acid (D) Vitamin E

Last Answer : Answer : A

An 16-year-old man presents with polyuria and polydipsia. Which of the following may confirm the diagnosis of diabetes mellitus? 1) A random plasma glucose of >7.5 mmol/L 2) A finding of 3+ ketonuria 3) An HbA1c of 7.0% 4) A fasting plasma glucose of 7.5 mmol/L 5) An abnormal glucose tolerance test

Description : An 16-year-old man presents with polyuria and polydipsia. Which of the following may confirm the diagnosis of diabetes mellitus? 1) A random plasma glucose of >7.5 mmol/L 2) A finding of 3+ ketonuria 3) An HbA1c of 7.0% 4) A fasting plasma glucose of 7.5 mmol/L 5) An abnormal glucose tolerance test

Last Answer : Answers-4 The diagnosis is usually relatively easy to confirm in a symptomatic subject. A random glucose of >11.1 mmol/L or a fasting glucose of >7.0 mmol/L would be regarded as ... haemoglobin (HbA1c) is also highly suggestive but not diagnostic. A glucose tolerance test is rarely needed.

A 53-year-old man presented with hypertension of 150/110 mmHg. He is generally asymptomatic and has no previous medical history of note. He is a smoker of 5 cigarettes daily and drinks modest quantities of alcohol. He takes no prescribed medications. Examination reveals a BMI of 33.5 kg/2 but nil else. The following detail his investigations: Serum sodium 146 mmol/l (NR 133-145) Serum potassium 3.2 mmol/l (NR 3.5 - 5) Urinary potassium excretion 42 mmol/l (NR less than 30) What is the likely diagnosis? 1) Adrenocortical adenoma 2) Bartter's syndrome 3) Liddle's syndrome 4) Liquorice ingestion 5) Pheochromocytoma

Description : A 53-year-old man presented with hypertension of 150/110 mmHg. He is generally asymptomatic and has no previous medical history of note. He is a smoker of 5 cigarettes daily and drinks ... Adrenocortical adenoma 2) Bartter's syndrome 3) Liddle's syndrome 4) Liquorice ingestion 5) Pheochromocytoma

Last Answer : Answers-1 This patient is most likely to have Conn's syndrome as reflected by the hypokalaemic hypertension. Liquorice ingestion or Liddle's syndrome are again possible causes of ... hypertension (often diastolic hypertension), muscular weakness, paresthesias, headache, polyuria, and polydipsia."

Increased urinary excretion of orotic acid can occur in deficiency of (A) Orotate phosphoribosyl transferase (B) OMP decarboxylase (C) Mitochondrial ornithine transcarbamoylase (D) Any of the above

Description : Increased urinary excretion of orotic acid can occur in deficiency of (A) Orotate phosphoribosyl transferase (B) OMP decarboxylase (C) Mitochondrial ornithine transcarbamoylase (D) Any of the above

Last Answer : Answer : D

Folic acid deficiency can be diagnosed by increased urinary excretion of (A) Methylmalonate (B) Figlu (C) Cystathionine (D) Creatinine

Description : Folic acid deficiency can be diagnosed by increased urinary excretion of (A) Methylmalonate (B) Figlu (C) Cystathionine (D) Creatinine

Last Answer : Answer : B

All the following are true about phenylketonuria except (A) Deficiency of phenylalanine hydroxylase (B) Mental retardation (C) Increased urinary excretion of p-hydroxyphenyl pyruvic acid (D) Decrease serotonin formation

Description : All the following are true about phenylketonuria except (A) Deficiency of phenylalanine hydroxylase (B) Mental retardation (C) Increased urinary excretion of p-hydroxyphenyl pyruvic acid (D) Decrease serotonin formation

Last Answer : Answer : C

True statements about the aqueous humour: a. has a higher lactic acid concentration than in the plasma b. the glucose levels is lower than that of the plasma levels c. the ascorbic acid concentration is twice that of the plasma d. it contains the same concentration of protein as in the plasma e. the rate of formation is about 2.5ul/minute

Description : True statements about the aqueous humour: a. has a higher lactic acid concentration than in the plasma b. the glucose levels is lower than that of the plasma levels c. the ascorbic acid ... same concentration of protein as in the plasma e. the rate of formation is about 2.5ul/minute

Last Answer : has a higher lactic acid concentration than in the plasma

An early effect of vitamin a deficiency is (A) Xerophthalmia (B) Keratomalacia (C) Prolonged dark adaptation time (D) Follicular hyperkeratosis

Description : An early effect of vitamin a deficiency is (A) Xerophthalmia (B) Keratomalacia (C) Prolonged dark adaptation time (D) Follicular hyperkeratosis

Last Answer : Answer : C

Iron absorption is hampered by (A) In achlorhydria (B) When ferritin content of intestinal mucosa is low (C) When saturation of plasma transferring is low (D) When erythropoietic activity is increased

Description : Iron absorption is hampered by (A) In achlorhydria (B) When ferritin content of intestinal mucosa is low (C) When saturation of plasma transferring is low (D) When erythropoietic activity is increased

Last Answer : Answer : A

Another name of Vitamin C is (a) Folic acid (b) Ascorbic acid (c) Niacin (d) Acetic acid

Description : Another name of Vitamin C is (a) Folic acid (b) Ascorbic acid (c) Niacin (d) Acetic acid

Last Answer : Ans:(b)

The chemical name of vitamin C is (a) Citric acid (b) Ascorbic acid (c) Oxalic acid (d) Nitric acid

Description : The chemical name of vitamin C is (a) Citric acid (b) Ascorbic acid (c) Oxalic acid (d) Nitric acid

Last Answer : Ans:(b)

Vitamin C is also known as - (1) Amino acid (2) Ascorbic acid (3) Acetic acid (4) Azelaic acid

Description : Vitamin C is also known as - (1) Amino acid (2) Ascorbic acid (3) Acetic acid (4) Azelaic acid

Last Answer : (2) Ascorbic acid Explanation: Ascorbic acid is a naturally occurring organic com-pound with antioxidant properties which is one form of Vitamin C. It dissolves well in water to give mildly acidic solutions. It is used to prevent and treat scurvy, a disease caused by a lack of vitamin C in the body

Which of the following prevents bleeding of gums? (1) Ascorbic acid (2) Vitamin B (3) Nicothaamide (4) Thiamine

Description : Which of the following prevents bleeding of gums? (1) Ascorbic acid (2) Vitamin B (3) Nicothaamide (4) Thiamine

Last Answer : (1) Ascorbic acid Explanation: Vitamin C (Ascorbic acid) cures scurvy, which can cause abnormal gum bleeding. Excellent sources include citrus fruits such as oranges, lemons, limes, and grapefruits.

Which of the following is not a member of the vitamin B complex? (1) Thiamine (2) Riboflavin (3) Folic acid (4) Ascorbic acid

Description : Which of the following is not a member of the vitamin B complex? (1) Thiamine (2) Riboflavin (3) Folic acid (4) Ascorbic acid

Last Answer : (4) Ascorbic acid Explanation: Vitamin B complex consists of 8 vitamins namely B1, B2, B3, B5, B6, B7, B 9 and B12. Vitamin B1 is Thiamine, Vit B2 is Riboflavin, Vit B3 is Niacin, Vit B5 is pantothenic acid, Vit B6 is pyridoxine, biotin, folic acid and Vit B12 is cyanocobalamin.

The vitamin most readily destroyed by heat is – (1) Riboflavin (2) Ascorbic acid (3) Tocopherol (4) Thiamine

Description : The vitamin most readily destroyed by heat is – (1) Riboflavin (2) Ascorbic acid (3) Tocopherol (4) Thiamine

Last Answer : (2) Ascorbic acid Explanation: Vitamin C (Ascorbic Acid) is the most easily destroyed vitamin. It is destroyed by oxygen, heat (above 70 degrees) and it leaks out into the cooking water because ... until we need them. Steaming and stir-frying are two methods that help conserve vitamin C content.

Which of the following is known as Vitamin B1? (1) Retinol (2) Thiamin (3) Riboflavin (4) Ascorbic Acid

Description : Which of the following is known as Vitamin B1? (1) Retinol (2) Thiamin (3) Riboflavin (4) Ascorbic Acid

Last Answer : (2) Thiamin Explanation: Thiamine also called vitamin B 1, named as the "thio-vitamine" ("sulfurcontaining vitamin") is a watersoluble vitamin of the B complex. First named aneurin for ... the generic descriptor name vitamin B 1. Its phosphate derivatives are involved in many cellular processes.

The vitamin C or ascorbic acid prevents (a) scurvy (b) antibody synthesis (c) rickets (d) pellagra

Description : The vitamin C or ascorbic acid prevents (a) scurvy (b) antibody synthesis (c) rickets (d) pellagra

Last Answer : (a) scurvy

Which vitamin is also known as Ascorbic acid?

Description : Which vitamin is also known as Ascorbic acid?

Last Answer : Vitamin-C

Carr-Price reaction is used to detect (A) Vitamin A (B) Vitamin D (C) Ascorbic acid (D) Vitamin E

Description : Carr-Price reaction is used to detect (A) Vitamin A (B) Vitamin D (C) Ascorbic acid (D) Vitamin E

Last Answer : (C) Ascorbic acid

Which is not a vitamin (a) Ascorbic acid (b) Nicotinic acid (c) Folic acid (d) Lactic acid

Description : Which is not a vitamin (a) Ascorbic acid (b) Nicotinic acid (c) Folic acid (d) Lactic acid

Last Answer : (d) Lactic acid

Vitamin which is insoluble in fat: (a) Ascorbic acid (b) Calciferol (c) Both (d)None.

Description : Vitamin which is insoluble in fat: (a) Ascorbic acid (b) Calciferol (c) Both (d)None.

Last Answer : (a) Ascorbic acid

What is the Vitamin name for Ascorbic acid?

Description : What is the Vitamin name for Ascorbic acid?

Last Answer : ANSWER: VITAMIN C

Which one of the following is NOT a vitamin? w) ascorbic acid x) niacin (pron: nI-eh-sen) y) trypsin (pron: trip-sen) z) riboflavin (pron: rye-bow-fla-vin)

Description : Which one of the following is NOT a vitamin? w) ascorbic acid x) niacin (pron: nI-eh-sen) y) trypsin (pron: trip-sen) z) riboflavin (pron: rye-bow-fla-vin)

Last Answer : ANSWER: Y -- TRYPSIN

Which vitamin is called ascorbic acid, meaning "no scurvy"?

Description : Which vitamin is called ascorbic acid, meaning "no scurvy"?

Last Answer : ANSWER: VITAMIN C

Vitamin C is also known as (1) Amino acid (2) Ascorbic acid (3) Acetic acid (4) Azelaic acid

Description : Vitamin C is also known as (1) Amino acid (2) Ascorbic acid (3) Acetic acid (4) Azelaic acid

Last Answer : Ascorbic acid

Which of the following prevents bleeding of gums ? (1) Ascorbic acid (2) Vitamin B (3) Nicotinamide (4) Thiamine

Description : Which of the following prevents bleeding of gums ? (1) Ascorbic acid (2) Vitamin B (3) Nicotinamide (4) Thiamine

Last Answer : Ascorbic acid

The vitamin most readily destroyed by heat is (1) Riboflavin (2) Ascorbic acid (3) Tocopherol (4) Thiamine

Description : The vitamin most readily destroyed by heat is (1) Riboflavin (2) Ascorbic acid (3) Tocopherol (4) Thiamine

Last Answer : Ascorbic acid