Congenital deficiency of ornithine transcarbamoylase causes (A) Hyperammonaemia type I (B) Hyperammonaemia type II (C) Hyperornithinaemia (D) Citrullinaemia

Congenital deficiency of ornithine transcarbamoylase causes (A) Hyperammonaemia type I (B) Hyperammonaemia type II (C) Hyperornithinaemia (D) Citrullinaemia
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Hyperammonaemia type I results from congenital absence of (A) Glutamate dehydrogenase (B) Carbamoyl phosphate synthetase (C) Ornithine transcarbamoylase (D) None of these

Description : Hyperammonaemia type I results from congenital absence of (A) Glutamate dehydrogenase (B) Carbamoyl phosphate synthetase (C) Ornithine transcarbamoylase (D) None of these

Last Answer : Answer : B

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

Hyperargininemia, a defect in urea synthesis develops due to deficiency of the enzyme: (A) Ornithine transcarbamoylase (B) Argininosuccinase (C) Arginase (D) Argininosuccinate synthetase ENZYMES 157

Description : Hyperargininemia, a defect in urea synthesis develops due to deficiency of the enzyme: (A) Ornithine transcarbamoylase (B) Argininosuccinase (C) Arginase (D) Argininosuccinate synthetase ENZYMES 157

Last Answer : Answer : B

Enzyme deficient in Hyperammonemia type II is (A) Glutamine synthetase (B) Glutaminase (C) Ornithine transcarbamoylase (D) Carbamoylphosphate synthetase

Description : Enzyme deficient in Hyperammonemia type II is (A) Glutamine synthetase (B) Glutaminase (C) Ornithine transcarbamoylase (D) Carbamoylphosphate synthetase

Last Answer : Answer : C

An enzyme which is excreted in urine is (A) Lactase dehydrogenase (B) Amylase (C) Ornithine transcarbamoylase (D) None of these

Description : An enzyme which is excreted in urine is (A) Lactase dehydrogenase (B) Amylase (C) Ornithine transcarbamoylase (D) None of these

Last Answer : Answer : C

Transfer of the carbamoyl moiety of carbamoyl phosphate to ornithine is catalysed by a liver mitochondrial enzyme: (A) Carbamoyl phosphate synthetase (B) Ornithine transcarbamoylase (C) N-acetyl glutamate synthetase (D) N-acetyl glutamate hydrolase

Description : Transfer of the carbamoyl moiety of carbamoyl phosphate to ornithine is catalysed by a liver mitochondrial enzyme: (A) Carbamoyl phosphate synthetase (B) Ornithine transcarbamoylase (C) N-acetyl glutamate synthetase (D) N-acetyl glutamate hydrolase

Last Answer : Answer : B

Control of urea cycle involves the enzyme: (A) Carbamoyl phosphate synthetase (B) Ornithine transcarbamoylase (C) Argininosuccinase (D) Arginase

Description : Control of urea cycle involves the enzyme: (A) Carbamoyl phosphate synthetase (B) Ornithine transcarbamoylase (C) Argininosuccinase (D) Arginase

Last Answer : Answer : A

Which of the following enzyme defects is associated with a characteristic body odour? 1) Phenylalanine aminotransferase 2) Galactose0-phosphate-uridyltransferase 3) Ornithine transcarbamylase deficiency 4) Fumaryl acetoacetase 5) Branched chain ketoacid decarboxylase

Description : Which of the following enzyme defects is associated with a characteristic body odour? 1) Phenylalanine aminotransferase 2) Galactose0-phosphate-uridyltransferase 3) Ornithine transcarbamylase deficiency 4) Fumaryl acetoacetase 5) Branched chain ketoacid decarboxylase

Last Answer : Answers-5 The following inborn errors of amino acid metabolism are associated with abnormal odours: Glutaric acidaemia type II (sweaty feet), hawkinsinuria (swimming pool), isovaleric acidaemia (sweaty feet), ... The general rule is that if a child smells peculiar he requires a metabolic work-up.

Which of the statements listed below about bleeding disorders is/are correct? A. Acquired bleeding disorders are more common than congenital defects. B. Deficiencies of vitamin K decrease production of factors II, VII, IX, and X, protein C, and protein S. C. Hypothermia below 32؛C rarely causes a bleeding disorder. D. Von Willebrand's disease is a very uncommon congenital bleeding disorder.

Description : Which of the statements listed below about bleeding disorders is/are correct? A. Acquired bleeding disorders are more common than congenital defects. B. Deficiencies of vitamin K decrease production ... disorder. D. Von Willebrand's disease is a very uncommon congenital bleeding disorder.

Last Answer : Answer: AB DISCUSSION: Acquired bleeding disorders are significantly more common than congenital bleeding defects. Vitamin K deficiency may be related to malnutrition or competitive inhibition ... a relatively common disorder of bleeding and is generally undetectable by routine screening methods

Congenital antithrombin III deficiency?

Description : Congenital antithrombin III deficiency?

Last Answer : DefinitionCongenital antithrombin III deficiency is a genetic disorder that causes the blood to clot more than normal.Alternative NamesDeficiency - antithrombin III - congenital; Antithrombin III deficiency - ... young age and will have a family member who has also experienced a blood clo

Antithrombin III deficiency is a commonly observed hypercoaguable state. Which of the following statement(s) is/are true concerning this condition? a. A patient with this deficiency usually presents with thrombosis while on heparin or exhibits an inability to become adequately anticoagulated with heparin b. This deficiency may be either congenital or acquired c. Thrombotic episodes are related to predisposing events such as operations, childbirth, and infections d. Treatment involves acutely the administration of fresh frozen plasma followed by long-term treatment with Coumadin

Description : Antithrombin III deficiency is a commonly observed hypercoaguable state. Which of the following statement(s) is/are true concerning this condition? a. A patient with this deficiency usually ... involves acutely the administration of fresh frozen plasma followed by long-term treatment with Coumadin

Last Answer : Answer: a, b, c, d Antithrombin III deficiency accounts for about 2% of venous thrombotic event. This deficiency has been described in patients with pulmonary embolism, mesenteric venous ... is established, fresh frozen plasma should be administered followed by long-term treatment with Coumadin

Von Willebrand disease is, A. Haemophilic disease B. Bacterial Endocarditis C. Congenital cardiac disease D. Rheumatic fever Decreased PTT, bleeding time prolonged, deficiency factor VIII

Description : Von Willebrand disease is, A. Haemophilic disease B. Bacterial Endocarditis C. Congenital cardiac disease D. Rheumatic fever Decreased PTT, bleeding time prolonged, deficiency factor VIII

Last Answer : A. Haemophilic disease

Aspartate transcarbamoylase is inhibited by (A) CTP (B) PRPP (C) ATP (D) TMP

Description : Aspartate transcarbamoylase is inhibited by (A) CTP (B) PRPP (C) ATP (D) TMP

Last Answer : Answer : A

De novo synthesis of pyrimidine nucleotides is regulated by (A) Carbamoyl phosphate synthetase (B) Aspartate transcarbamoylase (C) Both (A) and (B) (D) None of these

Description : De novo synthesis of pyrimidine nucleotides is regulated by (A) Carbamoyl phosphate synthetase (B) Aspartate transcarbamoylase (C) Both (A) and (B) (D) None of these

Last Answer : Answer : C

All the enzymes required for de novo synthesis of pyrimidine nucleotides are cytosolic except (A) Carbamoyl phosphate synthetase (B) Aspartate transcarbamoylase (C) Dihydro-orotase (D) Dihydro-orotate dehydrogenase

Description : All the enzymes required for de novo synthesis of pyrimidine nucleotides are cytosolic except (A) Carbamoyl phosphate synthetase (B) Aspartate transcarbamoylase (C) Dihydro-orotase (D) Dihydro-orotate dehydrogenase

Last Answer : Answer : D

An enzyme common to de novo synthesis of pyrimidine nucleotides and urea is (A) Urease (B) Carbamoyl phosphate synthetase (C) Aspartate transcarbamoylase (D) Argininosuccinase

Description : An enzyme common to de novo synthesis of pyrimidine nucleotides and urea is (A) Urease (B) Carbamoyl phosphate synthetase (C) Aspartate transcarbamoylase (D) Argininosuccinase

Last Answer : Answer : B

The enzyme aspartate transcarbamoylase of pyrimidine biosynthesis is inhibited by (A) ATP (B) ADP (C) AMP (D) CTP

Description : The enzyme aspartate transcarbamoylase of pyrimidine biosynthesis is inhibited by (A) ATP (B) ADP (C) AMP (D) CTP

Last Answer : Answer : D

An enzyme of pyrimidine nucleotide biosynthesis sensitive to allosteric regulation is (A) Aspartate transcarbamoylase (B) Dihydroorotase (C) Dihydroorotate dehydrogenase (D) Orotidylic acid decarboxylase

Description : An enzyme of pyrimidine nucleotide biosynthesis sensitive to allosteric regulation is (A) Aspartate transcarbamoylase (B) Dihydroorotase (C) Dihydroorotate dehydrogenase (D) Orotidylic acid decarboxylase

Last Answer : Answer : A

Which of the following may be responsible for a hypokalaemic hypertension 1) Non-classical congenital adrenal hyperplasia 2) Barter's syndrome 3) Diabetic nephropathy 4) Liddle's syndrome 5) Type IV renal tubular acidosis

Description : Which of the following may be responsible for a hypokalaemic hypertension 1) Non-classical congenital adrenal hyperplasia 2) Barter's syndrome 3) Diabetic nephropathy 4) Liddle's syndrome 5) Type IV renal tubular acidosis

Last Answer : Answers-4 Liddle's syndrome is typically asscoiated with hypokalaemic hypertension and low renin and aldosterone concentrations - the so called pseudo-hyperaldosteronism. Barter's syndrome is associated ... , which may also be produced with diabetic nephropathy. Hence hyperkalaemia is more typical.

Increased serum ornithine carabamoyl transferase activity is diagnostic of (A) Myocardial infarction (B) Hemolytic jaundice (C) Bone disease (D) Acute viral hepatitis

Description : Increased serum ornithine carabamoyl transferase activity is diagnostic of (A) Myocardial infarction (B) Hemolytic jaundice (C) Bone disease (D) Acute viral hepatitis

Last Answer : Answer : D

Which of the amino acid produces a vasodilator on decarboxylation? (A) Glutamin acid (B) Histidine (C) Ornithine (D) Cysteine

Description : Which of the amino acid produces a vasodilator on decarboxylation? (A) Glutamin acid (B) Histidine (C) Ornithine (D) Cysteine

Last Answer : Answer : B

Phenylalanine, ornithine and methionine are involved in the biogenesis of (A) Lysergic acid (B) Reserpine (C) L-Hyoscyamine (D) Papaverine

Description : Phenylalanine, ornithine and methionine are involved in the biogenesis of (A) Lysergic acid (B) Reserpine (C) L-Hyoscyamine (D) Papaverine

Last Answer : Answer : A

The following 4 amino acids are required for completion of urea cycle except (A) Aspartic acid (B) Arginine (C) Ornithine (D) Glycine

Description : The following 4 amino acids are required for completion of urea cycle except (A) Aspartic acid (B) Arginine (C) Ornithine (D) Glycine

Last Answer : Answer : D

The acid amide of Aspartic acid is (A) Glutamine (B) Arginine (C) Aspargine (D) Ornithine

Description : The acid amide of Aspartic acid is (A) Glutamine (B) Arginine (C) Aspargine (D) Ornithine

Last Answer : Answer : C

The metabolite which sustains urea cycle is (A) Ornithine (B) Citrulline (C) Carbamoyl phosphate (D) n-acetyl glutamate

Description : The metabolite which sustains urea cycle is (A) Ornithine (B) Citrulline (C) Carbamoyl phosphate (D) n-acetyl glutamate

Last Answer : Answer : C

An amino acid not involved in urea cycle is (A) Arginine (B) Histidine (C) Ornithine (D) Citrulline

Description : An amino acid not involved in urea cycle is (A) Arginine (B) Histidine (C) Ornithine (D) Citrulline

Last Answer : Answer : B

Sakaguchi reaction is answered by (A) Lysine (B) Ornithine (C) Arginine (D) Arginino succinic acid

Description : Sakaguchi reaction is answered by (A) Lysine (B) Ornithine (C) Arginine (D) Arginino succinic acid

Last Answer : Answer : C

The amino acid which contains a guanidine group is (A) Histidine (B) Arginine (C) Citrulline (D) Ornithine

Description : The amino acid which contains a guanidine group is (A) Histidine (B) Arginine (C) Citrulline (D) Ornithine

Last Answer : Answer : B

Non-Protein amino acids are (A) Ornithine (B) β-alanine (C) γ-amino butyric acid (D) All of these

Description : Non-Protein amino acids are (A) Ornithine (B) β-alanine (C) γ-amino butyric acid (D) All of these

Last Answer : Answer : A

In urea synthesis, the amino acid functioning solely as an enzyme activator: (A) N-acetyl glutamate(B) Ornithine (C) Citrulline (D) Arginine

Description : In urea synthesis, the amino acid functioning solely as an enzyme activator: (A) N-acetyl glutamate(B) Ornithine (C) Citrulline (D) Arginine

Last Answer : Answer : A

Haem synthetase is congenitally deficient in (A) Congenital erythropoietic porphyria (B) Protoporphyria (C) Hereditary coproporphyria (D) Variegate porphyria

Description : Haem synthetase is congenitally deficient in (A) Congenital erythropoietic porphyria (B) Protoporphyria (C) Hereditary coproporphyria (D) Variegate porphyria

Last Answer : Answer : B

Main symptoms of congenital erythropoietic porphyria is (A) Yellowish teeth (B) Photosensitivity (C) Abdominal pain (D) Brownish urine

Description : Main symptoms of congenital erythropoietic porphyria is (A) Yellowish teeth (B) Photosensitivity (C) Abdominal pain (D) Brownish urine

Last Answer : Answer : B

Congenital galactosaemia can lead to (A) Mental retardation (B) Premature cataract (C) Death (D) All of the above

Description : Congenital galactosaemia can lead to (A) Mental retardation (B) Premature cataract (C) Death (D) All of the above

Last Answer : D

Congenital cataract is seen in which condition?

Description : Congenital cataract is seen in which condition?

Last Answer : Galactosemia.

Genetic deficiency of lipoprotein lipase causes hyperlipoproteinaemia of following type: (A) Type I (B) Type IIa (C) Type IIb (D) Type V

Description : Genetic deficiency of lipoprotein lipase causes hyperlipoproteinaemia of following type: (A) Type I (B) Type IIa (C) Type IIb (D) Type V

Last Answer : Answer : A

Which one of the following pair of waste substances is removed from blood in ornithine cycle `:`

Description : Which one of the following pair of waste substances is removed from blood in ornithine cycle `:`

Last Answer : Which one of the following pair of waste substances is removed from blood in ornithine cycle `:` A. ` ... CO_(2)` and ammonia D. Urea and sodium salt

In ornithine cycle, enzyme arginase breaks down arginine into

Description : In ornithine cycle, enzyme arginase breaks down arginine into

Last Answer : In ornithine cycle, enzyme arginase breaks down arginine into A. Citrulline and ammonia B. Ornithine ... C. Ornithine and urea D. Citruline and urea

Ornithine cycle performs

Description : Ornithine cycle performs

Last Answer : Ornithine cycle performs A. ATP synthesis B. Urea formation in spleen C. Urea formation in liver D. Urin formation in liver

Ornithine cycle operates in

Description : Ornithine cycle operates in

Last Answer : Ornithine cycle operates in A. Stomach B. Pancreas C. Liver D. Oral cavity

Ornithine cycle is related to

Description : Ornithine cycle is related to

Last Answer : Ornithine cycle is related to A. Respiration B. Excretion C. Digestion D. Nutrition

The ornithine cycle removes two waste products from the blood in liver. These products are (a) CO2 and ammonia (b) ammonia and uric acid (c) CO2 and urea (d) ammonia and urea.

Description : The ornithine cycle removes two waste products from the blood in liver. These products are (a) CO2 and ammonia (b) ammonia and uric acid (c) CO2 and urea (d) ammonia and urea.

Last Answer : a) CO2 and ammonia

In ureotelic animals, urea is formed by (a) Krebs’ cycle (b) EM pathway (c) Ornithine cycle (d) Cori cycle.

Description : In ureotelic animals, urea is formed by (a) Krebs’ cycle (b) EM pathway (c) Ornithine cycle (d) Cori cycle.

Last Answer : (c) Ornithine cycle

Conversion of ammonia to urea is done by (a) ornithine cycle (b) arginine cycle (c) fumaric cycle (d) citrulline cycle.

Description : Conversion of ammonia to urea is done by (a) ornithine cycle (b) arginine cycle (c) fumaric cycle (d) citrulline cycle.

Last Answer : (a) ornithine cycle

In ornithine cycle, which of the following wastes are removed from the blood? (a) CO2 and urea (b) Ammonia and urea (c) CO2 and ammonia (d) Urea and urine

Description : In ornithine cycle, which of the following wastes are removed from the blood? (a) CO2 and urea (b) Ammonia and urea (c) CO2 and ammonia (d) Urea and urine

Last Answer : (c) CO2 and ammonia

Yersinia enterocolitica and Y. pestis can be differentiated on the basis of which of the following tests? A.Decarboxylation of ornithine B.Fermentation of sucrose and cellobiose C.Motility at 22°C D.All of these

Description : Yersinia enterocolitica and Y. pestis can be differentiated on the basis of which of the following tests? A.Decarboxylation of ornithine B.Fermentation of sucrose and cellobiose C.Motility at 22°C D.All of these

Last Answer : D.All of these

Orotic aciduria type II reflects the deficiency of the enzyme: (A) Orotate phosphoribosyl transferase (B) Orotidylate decarboxylase (C) Dihydroorotase (D) Dihydroorotate dehydrogenase

Description : Orotic aciduria type II reflects the deficiency of the enzyme: (A) Orotate phosphoribosyl transferase (B) Orotidylate decarboxylase (C) Dihydroorotase (D) Dihydroorotate dehydrogenase

Last Answer : Answer : B

What are congenital diseases? -Biology

Description : What are congenital diseases? -Biology

Last Answer : answer:

Which of the following is congenital heart disease

Description : Which of the following is congenital heart disease

Last Answer : Which of the following is congenital heart disease A. Patent ductus arteriosus B. Patent foramen ovale C. Ventricular septal defect D. All

What is defective development or congenital absence of an organ or tissue called?

Description : What is defective development or congenital absence of an organ or tissue called?

Last Answer : Need answer

Congenital rubella?

Description : Congenital rubella?

Last Answer : DefinitionCongenital rubella is a group of physical problems that occur in an infant when its mother is infected with the virus that causes German measles.Causes, incidence, and risk factorsCongenital rubella ... who has rubella (also called the 3-day measles or German measles)Pregnant women who ar