Тест 1
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Питання №: 7The production of thyroid hormones T3 and T4 is stimulated under Thyrotoxicosis. It leads to body weight loss, tachycardia, rise of psychic irritability etc. Choose the biochemical mechanism by which thyroid hormones affect the tissue bioenergetics from the listed below. Blockage of mitochondrial respiratory chain Activation of substrate level phosphorylation Blockage of substrate level phosphorylation Uncoupling of oxidation and oxidative phosphorylation Activation of oxidative phosphorylation Питання №: 8Point out the most atherogenic lipoprotein of the blood: HDL VLDL LDL IDL Chylomicrons Питання №: 9What mitochondrial enzyme is affected by cyanides? ATP-synthase (complex V) Flavine enzymes (complex II) Cytochrome b (complex III) NAD-dependent dehydrogenases (complex I) Cytochrome oxidase (cytochrome aa3) Питання №: 10How many molecules of ATP are produced by substrate-level phosphorylation during anaerobic glycolysis? 1 2 3 4 5 Питання №: 1112 hours after an accute attack of retrosternal pain a patient presented a jump of aspartate aminotransferase activity in blood serum. What pathology is this deviation typical for? Myocardium infarction Diabetes insipidus Collagenosis Diabetes mellitus Viral hepatitis Питання №: 12Krebs cycle plays an essential role in the realization of gluconeogenic effect of certain amino acids. It is caused by the obligatory transformation of their anazotic carbon skeletons into: Malate Oxaloacetate Succinate Fumarate Citrate Питання №: 13Profuse foam appeared when dentist put hydrogen peroxide on the mucous of the oral cavity. What enzyme caused such activity? Catalase Cholinesterase Acetyltransferase Glucose-6-phosphatdehydrogenase Methemoglobinreductase |