Chapter·PhysiologyCellular Physiology

Cellular Energetics and MetabolismDownloads

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Sample Questions

1

Which enzyme in the Krebs cycle is indirectly affected by hyperammonemia due to its impact on metabolic pathways?

AAlpha-Ketoglutarate dehydrogenase

BIsocitrate dehydrogenase

CSuccinate dehydrogenase

DMalate dehydrogenase

2

Which of the following is NOT required for gluconeogenesis from lactate?

ATransamination of pyruvate to alanine

BTransport of lactate from muscle to liver

CConversion of lactate to pyruvate

DNone of the above

3

The electron transport chain is a series of redox reactions that result in ATP synthesis. Which of the following is a cytochrome complex IV inhibitor?

ACyanide

BCarbon dioxide

COligomycin

DOuabain

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