4301645
Descrição
Quiz por gyorgycrack, atualizado more than 1 year ago
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Criado por gyorgycrack
mais de 8 anos atrás
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Questão 1
Questão
Cholesterol is the precursor of...?
Responda
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1.) Bile acids
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2.) Hormones
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3.) Vitamine D
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Only 1.) and 2.) are true
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All are true
Questão 2
Questão
Cholesterol can not be degraded
Responda
- True
- False
Questão 3
Questão
Which of these is not true?
Responda
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The substrates for the synthesis of cholesterol are AcetylCoA, ATP and NADPH
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30 reactions occur in cholesterol synthesis
-
The regulation of the synthesis takes place in the first step
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Synthesis of cholesterol happens in a fasting state
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Synthesis of cholesterol will take place in liver in the cytosol
Questão 4
Questão
Which enzyme can be blocked using statins leading to a regulation in the production of mevalonic acid?
Responda
-
Thiolase
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HMG-CoA synthase
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HMG-CoA reductase
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Squalene synthase
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Prenyl transferase
Questão 5
Questão
Which molecule or molecules is/are inhibitors of the synthesis of cholesterol?
Responda
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Cholesterol
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Glucagon
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NADPH
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ATP
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Glucagon and cholesterol
Questão 6
Questão
What is found in the surface of a lipoprotein?
Responda
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Cholesterol esters and triglycerides
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Proteins, phospholipids (the head) and the hydroxyl group of cholesterol
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The hydroxyl group of cholesterol
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Proteins and triglycerides
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Cholesterol esters, triglycerides and proteins
Questão 7
Questão
Which is the biggest lipoprotein?
Responda
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Chylomicrons
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VLDL's
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IDL's
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LDL's
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HDL's
Questão 8
Questão
Which lipoprotein transport phospholipids?
Responda
-
Chylomicrons
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VLDL's
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IDL's
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LDL's
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HDL's
Questão 9
Questão
If the levels of HDL cholesterol are higher that the levels of LDL this means that you have more bad cholesterol and you are deporting more cholesterol from liver to the tissues than the cholesterol that is transported from the tissues to the liver
Responda
- True
- False
Questão 10
Questão
Which of these statements is true?
Responda
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Any of these
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Lipoprotein lipase is responsible for the transformation of Fatty Acids and glycerol into TG
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Lipoprotein lipase is responsible for the transformation of TG and glycerol into Fatty Acids
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Lipoprotein lipase is responsible for the transformation of Fatty Acids into TG and glycerol
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Lipoprotein lipase is responsible for the transformation of Glycerol into Fatty Acids and TG
Questão 11
Questão
What could happen if you find high levels of chylomicrons in a clinical analysis?
Responda
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The patient is in a fasting state
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The patient is in a fed state
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The patient could have a disorder due to the endogenous pathway
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The patient could have a disorder due to the reverse transport of cholesterol
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Any of these
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