Absorption of Vitamin B12 requires the presence of (A) Pepsin (B) Hydrochloric acid (C) Intrinsic factor (D) Boh (B) and (C)

Absorption of Vitamin B12 requires the presence of (A) Pepsin (B) Hydrochloric acid (C) Intrinsic factor (D) Boh (B) and (C)
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Decrease in absorption of which of the following vitamins in the geriatric patient results in pernicious anemia? a) B12 Vitamin B12 requires the intrinsic factor secreted by the gastric mucosa for absorption. b) C Lack of vitamin C may cause development of signs and symptoms of scurvy. c) D Vitamin D deficiency results in an inability to absorb calcium. d) B6 Vitamin B6 affects neuromuscular function.

Description : Decrease in absorption of which of the following vitamins in the geriatric patient results in pernicious anemia? a) B12 Vitamin B12 requires the intrinsic factor secreted by the gastric mucosa for ... results in an inability to absorb calcium. d) B6 Vitamin B6 affects neuromuscular function.

Last Answer : a) B12 Vitamin B12 requires the intrinsic factor secreted by the gastric mucosa for absorption.

The following factor(s) is/are required for the absorption of dietary vitamin B12: A. Gastric acid B. Gastric intrinsic factor C. Transcobalamine D. Both ‘A’ and ‘B’

Description : The following factor(s) is/are required for the absorption of dietary vitamin B12: A. Gastric acid B. Gastric intrinsic factor C. Transcobalamine D. Both ‘A’ and ‘B’

Last Answer : D. Both ‘A’ and ‘B

Intrinsic factor of castle is (A) Vitamin B12 (B) Glycoprotein (C) R-proteins (D) Sigma protein

Description : Intrinsic factor of castle is (A) Vitamin B12 (B) Glycoprotein (C) R-proteins (D) Sigma protein

Last Answer : Answer : B

Vitamin B12 initially binds to the proteins known as (A) Transcobalamin I (B) R-proteins (C) Transcobalamin II (D) Intrinsic factor of castle

Description : Vitamin B12 initially binds to the proteins known as (A) Transcobalamin I (B) R-proteins (C) Transcobalamin II (D) Intrinsic factor of castle

Last Answer : Answer : B

Intrinsic factor of castle is (A) Vitamin B12 (B) Glycoprotein (C) R-Proteins (D) Sigma protein

Description : Intrinsic factor of castle is (A) Vitamin B12 (B) Glycoprotein (C) R-Proteins (D) Sigma protein

Last Answer : Answer : A

Vitamin B12 initially binds to the proteins known as (A) Transcobalamin I (B) R-Proteins (C) Transcobalamin II (D) Intrinsic factor of castle

Description : Vitamin B12 initially binds to the proteins known as (A) Transcobalamin I (B) R-Proteins (C) Transcobalamin II (D) Intrinsic factor of castle

Last Answer : Answer : B

The Instrinisic Factor (HCl and mucoproteins) present in the gastric juice help in the absorption of (A) Vitamin B2 (B) Tocopherols (C) Folic acid (D) Vitmain B12

Description : The Instrinisic Factor (HCl and mucoproteins) present in the gastric juice help in the absorption of (A) Vitamin B2 (B) Tocopherols (C) Folic acid (D) Vitmain B12

Last Answer : Answer : D

Which of the following terms describes a gastric secretion that combines with vitamin B-12 so that it can be absorbed? a) Intrinsic factor Lack of intrinsic factor is a common finding in the aged patient. b) Amylase Amylase is an enzyme that aids in the digestion of starch. c) Pepsin Pepsin is a gastric enzyme important in protein digestion. d) Trypsin Trypsin is an enzyme that aids in the digestion of protein.

Description : Which of the following terms describes a gastric secretion that combines with vitamin B-12 so that it can be absorbed? a) Intrinsic factor Lack of intrinsic factor is a common finding in the aged ... in protein digestion. d) Trypsin Trypsin is an enzyme that aids in the digestion of protein.

Last Answer : a) Intrinsic factor Lack of intrinsic factor is a common finding in the aged patient.

Where do Hydrochloric acid and intrinsic factor are secreted?

Description : Where do Hydrochloric acid and intrinsic factor are secreted?

Last Answer : Need answer

What vitamin does Intrinsic factor facilitates its absorption from the small intestine?

Description : What vitamin does Intrinsic factor facilitates its absorption from the small intestine?

Last Answer : Need answer

Calcium absorption is inferred by (A) Fatty acids (B) Amino acids (C) Vitamin D (D) Vitamin B12

Description : Calcium absorption is inferred by (A) Fatty acids (B) Amino acids (C) Vitamin D (D) Vitamin B12

Last Answer : Answer : A

The absorption of glucose is decreased by the deficiency of (A) Vitamin A (B) Vitamin D (C) Thiamine (D) Vitamin B12

Description : The absorption of glucose is decreased by the deficiency of (A) Vitamin A (B) Vitamin D (C) Thiamine (D) Vitamin B12

Last Answer : Answer : C

The enzyme dopamine β-oxidase which catalyses conversion of dopamine to norepinephrine requires (A) Vitamin A (B) Vitamin C (C) Vitamin E (D) Vitamin B12

Description : The enzyme dopamine β-oxidase which catalyses conversion of dopamine to norepinephrine requires (A) Vitamin A (B) Vitamin C (C) Vitamin E (D) Vitamin B12

Last Answer : Answer : B

what body tissue produces pepsin and hydrochloric acid -Biology

Description : what body tissue produces pepsin and hydrochloric acid -Biology

Last Answer : answer:

what body tissue produces pepsin and hydrochloric acid -Biology

Description : what body tissue produces pepsin and hydrochloric acid -Biology

Last Answer : answer:

If the stomach did not produce any hydrochloric acid, which enzyme will not function? (1) Ptyalin (2) Rennin (3) Pepsin (4) Lipase

Description : If the stomach did not produce any hydrochloric acid, which enzyme will not function? (1) Ptyalin (2) Rennin (3) Pepsin (4) Lipase

Last Answer : (3) Pepsin Explanation: Hydrochloric acid converts pepsinogen into an enzyme called pepsin. When food enters the stomach, hydrochloric acid production increases and the pH may fall to as low as 1 or 2, a very acidic condition.

Oxyntic cell is meant for the secretion of (1) Pepsin (2) Enterokinase (3) Hydrochloric acid (4) Lactic acid

Description : Oxyntic cell is meant for the secretion of (1) Pepsin (2) Enterokinase (3) Hydrochloric acid (4) Lactic acid

Last Answer : (3) Hydrochloric acid Explanation: Parietal cells (also known as oxyntic cells), are the epithelial cells that secrete hydrochloric acid (HCL) and intrinsic factor. These cells are located in ... an extensive secretory network from which the HCL is secreted by active transport into the stomach.

Oxyntic cell is meant for the secretion of (1) Pepsin (2) Enterokinase (3) Hydrochloric acid (4) Lactic acid

Description : Oxyntic cell is meant for the secretion of (1) Pepsin (2) Enterokinase (3) Hydrochloric acid (4) Lactic acid

Last Answer : Hydrochloric acid 

The percentage degree of hydrolysis of a salt of weak acid (HA) and weak base (BOH) in its 0.1 M solution is found to be `10%.` If the molarity of the

Description : The percentage degree of hydrolysis of a salt of weak acid (HA) and weak base (BOH) in its 0.1 M solution is found to be `10%.` If the molarity of the

Last Answer : The percentage degree of hydrolysis of a salt of weak acid (HA) and weak base (BOH) in its 0.1 M solution is ... A. `5%` B. `10%` C. `20%` D. none

Extrinsic factor of castle is (A) Vitamin B12 (B) Glycoprotein (C) R-proteins (D) Sigma protein

Description : Extrinsic factor of castle is (A) Vitamin B12 (B) Glycoprotein (C) R-proteins (D) Sigma protein

Last Answer : Answer : A

Extrinsic factor of castle is (A) Vitamin B12 (B) Glycoprotein (C) R-Proteins (D) Sigma protein VITAMINS 127

Description : Extrinsic factor of castle is (A) Vitamin B12 (B) Glycoprotein (C) R-Proteins (D) Sigma protein VITAMINS 127

Last Answer : Answer : B

Metformin is preferred over phenformin because: A. It is more potent B. It is less liable to cause lactic acidosis C. It does not interfere with vitamin B12 absorption D. It is not contraindicated in patients with kidney disease

Description : Metformin is preferred over phenformin because: A. It is more potent B. It is less liable to cause lactic acidosis C. It does not interfere with vitamin B12 absorption D. It is not contraindicated in patients with kidney disease

Last Answer : B. It is less liable to cause lactic acidosis

A vitamin requires cobalt for its activity. The vitamin is - (1) Vitamin B12 (2) Vitamin D (3) Vitamin B2 (4) Vitamin A

Description : A vitamin requires cobalt for its activity. The vitamin is - (1) Vitamin B12 (2) Vitamin D (3) Vitamin B2 (4) Vitamin A

Last Answer : (1) Vitamin B12 Explanation: Vitamin B12, vitamin B1, or vitamin B12, also called cobalarnin, is a watersoluble vitamin with a key role in the normal functioning of the brain and nervous ... compounds (vitamers), all of which have vitamin activity. It contains the biochemically rare element cobalt.

A vitamin requires cobalt for its activity. The vitamin is (1) Vitamin B12 (2) Vitamin D (3) Vitamin B2 (4) Vitamin A

Description : A vitamin requires cobalt for its activity. The vitamin is (1) Vitamin B12 (2) Vitamin D (3) Vitamin B2 (4) Vitamin A

Last Answer : Vitamin B12

A 60-year-old patient presented with anorexia, weakness, paresthesia and mental changes. His tongue was red, tendon reflexes were diminished, haemoglobin was 6 g% with large red cells and neutrophils had hypersegmented nuclei. Endoscopy revealed atrophic gastritis. Deficiency of which factor is likely to be responsible for his condition: A. Folic acid B. Vitamin B12 C. Pyridoxine D. Riboflavin

Description : A 60-year-old patient presented with anorexia, weakness, paresthesia and mental changes. His tongue was red, tendon reflexes were diminished, haemoglobin was 6 g% with large red cells and neutrophils had ... be responsible for his condition: A. Folic acid B. Vitamin B12 C. Pyridoxine D. Riboflavin

Last Answer : B. Vitamin B12

The pancreatic amylase activity is increased in the presence of (A) Hydrochloric acid (B) Bile salts (C) Thiocyanate ions (D) Calcium ions

Description : The pancreatic amylase activity is increased in the presence of (A) Hydrochloric acid (B) Bile salts (C) Thiocyanate ions (D) Calcium ions

Last Answer : Answer : B

The presence of Cobalt in Vitamin B12 was established for the first time by – (1) Hydrolysis test (2) Spectroscopy (3) Borax-Bead test (4) Sodium Nitroprusside test

Description : The presence of Cobalt in Vitamin B12 was established for the first time by – (1) Hydrolysis test (2) Spectroscopy (3) Borax-Bead test (4) Sodium Nitroprusside test

Last Answer : (2) Spectroscopy Explanation: Atomic absorption spectroscopy is an analytical chemistry technique used for determining concentration of particular metal element and is widely used in pharmaceutics. It was used for the determination of cobalt in Vitamin B12.

The presence of Cobalt in Vitamin B12 was established for the first time by (1) Hydrolysis test (2) Spectroscopy (3) Borax-Bead test (4) Sodium Nitroprusside test

Description : The presence of Cobalt in Vitamin B12 was established for the first time by (1) Hydrolysis test (2) Spectroscopy (3) Borax-Bead test (4) Sodium Nitroprusside test

Last Answer : Spectroscopy

Cobalt is a constituent of (A) Folic acid (B) Vitamin B12 (C) Niacin (D) Biotin

Description : Cobalt is a constituent of (A) Folic acid (B) Vitamin B12 (C) Niacin (D) Biotin

Last Answer : Answer : B

A hypochromic microcytic anaemia which increases Fe, store in the bone marrow may be (A) Folic acid responsive (B) Vitamin B12 responsive (C) Pyridoxine responsive (D) Vitamin C responsive

Description : A hypochromic microcytic anaemia which increases Fe, store in the bone marrow may be (A) Folic acid responsive (B) Vitamin B12 responsive (C) Pyridoxine responsive (D) Vitamin C responsive

Last Answer : Answer : D

A hypochromic necrocytic anaemia with increase Fe stores in the bone marrow may be (A) Folic acid responsive (B) Vitamin B12 responsive (C) Pyridoxine responsive (D) Vitamin C responsive

Description : A hypochromic necrocytic anaemia with increase Fe stores in the bone marrow may be (A) Folic acid responsive (B) Vitamin B12 responsive (C) Pyridoxine responsive (D) Vitamin C responsive

Last Answer : Answer : C

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

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

Vitamin necessary for CoA synthesis: (A) Pantothenic acid (B) Vitamin C (C) B6 (D) B12

Description : Vitamin necessary for CoA synthesis: (A) Pantothenic acid (B) Vitamin C (C) B6 (D) B12

Last Answer : Answer : A

Methyl malonic aciduria is seen in a deficiency of (A) Vitamin B6 (B) Folic acid (C) Thiamine (D) Vitamin B12

Description : Methyl malonic aciduria is seen in a deficiency of (A) Vitamin B6 (B) Folic acid (C) Thiamine (D) Vitamin B12

Last Answer : Answer : D

The three vitamins which are specially required for proper nerve functions are (A) Thiamine, Niacin and Riboflavin (B) Thiamin, Folic acid, Choline (C) Thiamine, Riboflavin, Pantothenic acid (D) Thiamine, Pyridoxin, Vitamin B12

Description : The three vitamins which are specially required for proper nerve functions are (A) Thiamine, Niacin and Riboflavin (B) Thiamin, Folic acid, Choline (C) Thiamine, Riboflavin, Pantothenic acid (D) Thiamine, Pyridoxin, Vitamin B12

Last Answer : Answer : D

Methyl malonic aciduria is seen in a deficiency of (A) Vitamin B6 (B) Folic acid (C) Thiamine (D) Vitamin B12

Description : Methyl malonic aciduria is seen in a deficiency of (A) Vitamin B6 (B) Folic acid (C) Thiamine (D) Vitamin B12

Last Answer : Answer : D

Methyl malonic aciduria is seen in the deficiency of (A) Vitamin B6 (B) Folic acid (C) Thiamine (D) Vitamin B12

Description : Methyl malonic aciduria is seen in the deficiency of (A) Vitamin B6 (B) Folic acid (C) Thiamine (D) Vitamin B12

Last Answer : Answer : D

The three vitamins which are specially required for proper nerve functions are acid: (A) Thiamine, niacin and riboflavin (B) Thiamine, folic acid, choline (C) Thiamine, riboflavin, patothenic acid (D) Thiamine, pyridoxin, vitamin B12

Description : The three vitamins which are specially required for proper nerve functions are acid: (A) Thiamine, niacin and riboflavin (B) Thiamine, folic acid, choline (C) Thiamine, riboflavin, patothenic acid (D) Thiamine, pyridoxin, vitamin B12

Last Answer : Answer : D

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

Both folic acid and methyl cobalamin (vitamin B12) are required in (A) Deamination of serine (B) Deamination of threonine (C) Conversion of pyridoxal phosphate to pyridoxamine phosphate (D) Methylation of homocystein to methionine

Description : Both folic acid and methyl cobalamin (vitamin B12) are required in (A) Deamination of serine (B) Deamination of threonine (C) Conversion of pyridoxal phosphate to pyridoxamine phosphate (D) Methylation of homocystein to methionine

Last Answer : Answer : D

Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of (A) Nitric acid (B) Sulphuric acid (C) Ammonium sulphate (D) Hydrochloric acid

Description : Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of (A) Nitric acid (B) Sulphuric acid (C) Ammonium sulphate (D) Hydrochloric acid

Last Answer : (B) Sulphuric acid

Conversion of retinal into ritonal requires the presence of (A) NADH (B) NADPH (C) FADH2 (D) Lipoic acid

Description : Conversion of retinal into ritonal requires the presence of (A) NADH (B) NADPH (C) FADH2 (D) Lipoic acid

Last Answer : Answer : B

Vinegar is acidic in nature due to the presence of (a) vanillic acid (b) lactic acid (c) hydrochloric acid (d) acetic acid

Description : Vinegar is acidic in nature due to the presence of (a) vanillic acid (b) lactic acid (c) hydrochloric acid (d) acetic acid

Last Answer : Ans:(d)

Sour taste of 'Coca Cola' is due to the presence of – (1) acetic acid (2) phosphoric acid (3) hydrochloric acid (4) formic acid

Description : Sour taste of 'Coca Cola' is due to the presence of – (1) acetic acid (2) phosphoric acid (3) hydrochloric acid (4) formic acid

Last Answer : (2) phosphoric acid Explanation: Food-grade phosphoric acid (additive E338) is used to acidify foods and beverages such as various colas, but not without controversy regarding its ... usually fermented by Aspergillusniger mold from scrap molasses, waste starch hydrolysates and phosphoric acid.

To test chemical oxygen demand (C.O.D.) of sewage, organic matter is oxidised by potassium dichromate in the presence of A. Hydrochloric acid B. Sulphuric acid C. Nitric acid D. Citric acid

Description : To test chemical oxygen demand (C.O.D.) of sewage, organic matter is oxidised by potassium dichromate in the presence of A. Hydrochloric acid B. Sulphuric acid C. Nitric acid D. Citric acid

Last Answer : ANS: B

The chemical added to test the presence of sugar are hydrochloric acid and Fehling’s

Description : The chemical added to test the presence of sugar are hydrochloric acid and Fehling’s

Last Answer : solution.

Sour taste of ‘Coca Cola’ is due to the presence of (1) acetic acid (2) phosphoric acid (3) hydrochloric acid (4) formic acid

Description : Sour taste of ‘Coca Cola’ is due to the presence of (1) acetic acid (2) phosphoric acid (3) hydrochloric acid (4) formic acid

Last Answer : phosphoric acid 

Cobalt is essential component of (A) Vitamin B1 (B) Vitamin B6 (C) Vitamin B12 (D) All of these

Description : Cobalt is essential component of (A) Vitamin B1 (B) Vitamin B6 (C) Vitamin B12 (D) All of these

Last Answer : Answer : C

Cobalt forms an integral part of the vitamin: (A) B1 (B) B6 (C) B12 (D) Folate

Description : Cobalt forms an integral part of the vitamin: (A) B1 (B) B6 (C) B12 (D) Folate

Last Answer : Answer : C