bio. mid-term

Descrição

Quiz on bio mid-term
أطباء2020
Quiz por أطباء2020, atualizado more than 1 year ago
أطباء2020
Criado por أطباء2020 mais de 9 anos atrás
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Resumo de Recurso

Questão 1

Questão
All the following metabolic changes according to DM II are true EXCEPT:
Responda
  • Hyperglycaemia
  • Ketoacidosis
  • Hypertriglyceridemia
  • Polyurea

Questão 2

Questão
Treatment of DM I depends on:
Responda
  • Exogenous insulin
  • Diet control
  • Weight loss
  • All of above

Questão 3

Questão
All the following is true about DM I EXCEPT:
Responda
  • Lypolysis and weight loss
  • Proteolysis results in -ve nitrogen balance
  • Hyperglycaemia is correlated to diet
  • Diagnosed by fasting blood glucose test

Questão 4

Questão
Which of the following is true:
Responda
  • Fasting glucose level 110-126 mg/dl indicates diabetes
  • Fasting glucose level 126mg/dl indicates pre-diabetes
  • Normal fasting glucose level os less than 40 mg/dl
  • when random blood glucose level is 200 mg/dl in just one occasion indicates diabetes

Questão 5

Questão
Choose the correct answer:
Responda
  • DM I is more common than DM II
  • Ketosis is more common in type II diabetes
  • Insulin level is high at first in type I
  • DM II is responsive to hypoglycemic drugs

Questão 6

Questão
Major products of pepsin digestion are:
Responda
  • Free amino acids
  • Monopeptides
  • Dipeptides
  • Oligopeptides

Questão 7

Questão
Pancreatic secretions contain all EXCEPT:
Responda
  • Proelastase
  • Enterokinase
  • Trypsinogen
  • Procarboxypeptidase

Questão 8

Questão
Transport of amino acids through cell membranes in intestine, kidney & brain occurs due to :
Responda
  • Hydrolysis of ATP
  • Hydrolysis of peptide bond of GSH
  • Simple diffusion
  • None of above

Questão 9

Questão
The coenzyme needed for L-amino acid oxidase is:
Responda
  • NAD+
  • NADP+
  • FMN+
  • FAD+

Questão 10

Questão
Which of the following can't be found in cytosol of liver:
Responda
  • Carbamoyl P
  • Citrulline
  • Ornithine
  • Fumarate

Questão 11

Questão
In vit. B6 deficiency, which enzyme of the following will not be affected:
Responda
  • GABA-T
  • AST
  • MAO
  • GAD

Questão 12

Questão
N7 of purines is derived from:
Responda
  • Glycine
  • Aspartate
  • Arginine
  • Histidine

Questão 13

Questão
Phenylalanine is essential in synthesis of all EXCEPT:
Responda
  • Thyroid hormones
  • Catecholamines
  • Serotonin
  • Melanine

Questão 14

Questão
G6PD deficiency will effect function of all EXCEPT:
Responda
  • Glyoxalate oxidase
  • Cysteine dioxygenase
  • Nitric oxide synthase
  • 3 phosphoglycerate Dehydrogenase

Questão 15

Questão
Glutamate semialdehyde can be formed from:
Responda
  • Proline
  • Arginine
  • Ornithine
  • All of above

Questão 16

Questão
DihydroFolate reductase is inhibited by:
Responda
  • Methotrexate
  • Trimethoprim
  • Aminopterine
  • All of above

Questão 17

Questão
C8 of purines comes from :
Responda
  • Methylene group
  • Methenyl group
  • Methyl group
  • Hydroxymethyl group

Questão 18

Questão
Absorption of vit. B12 occurs in:
Responda
  • Stomach
  • Duodenum
  • Jejunum
  • Ileum

Questão 19

Questão
Inactive form of vit. B12 is:
Responda
  • Methyl cobalamin
  • 5-deoxyadenosyl cobalamin
  • Cyanocobalamin
  • Hydroxycobalamin

Questão 20

Questão
Vit. B12 deficiency leads to:
Responda
  • Megaloblastic anemia
  • Glossitis
  • Methylmalonic aciduria
  • All of above

Questão 21

Questão
Insulin structure has:
Responda
  • Intermolecular disulfide bonds
  • Intramolecular disulfide bonds
  • A+B
  • None of above

Questão 22

Questão
Action of insulin includes:
Responda
  • Induction of gluconeogenesis
  • Induction of glycolysis
  • Induction of Lypolysis
  • Induction of proteolysis

Questão 23

Questão
Increasing in amino acids level and decreasing glucose level in blood stimulates release of :
Responda
  • Insulin
  • Glucagon
  • A+B
  • Epinephrine

Questão 24

Questão
Allocteric activator of acetyl coA carboxylase is:
Responda
  • Ca++
  • Citrate
  • B12
  • Cu++

Questão 25

Questão
During fasting state which of the following is true:
Responda
  • Lipogenesis occurs in liver
  • Proteolysis increases at late fasting
  • Glycogenolysis occurs at late fasting
  • Glucagon level increases

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