Medical Mcqs – MCQs

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1.Which TCA cycle intermediate plays a key role in the detoxification of ammonia within the brain?

2.During the TCA cycle, what compound is formed from citrate after the removal of a water molecule?

3.During the TCA cycle, at which step does substrate-level phosphorylation take place?

4.Which of the following conversions correctly corresponds to the production of one ATP molecule?

5.Which enzyme catalyzes the initial committed step in the glycolytic pathway?

6.What is the final compound produced by glycolysis when oxygen is absent?

7.Identify the sugar that does not act as a reducing agent among the following options:

8.Which high-energy phosphate molecule is generated via substrate-level phosphorylation during the citric acid cycle?

9.Which enzyme primarily facilitates the activation of xenobiotics during the detoxification process?

10.Which acid is produced during the citric acid cycle?

11.Under which conditions does the Krebs cycle take place?

12.Which of the following represents a multienzyme complex?

13.Which of the following statements is CORRECT regarding the products of carbohydrate hydrolysis?

14.Which of the following substances can be converted into glucose through the process of gluconeogenesis?

15.Which enzyme involved in glycolysis is directly influenced by insulin?

16.Which enzyme is targeted by adrenaline to stimulate glycogen breakdown?

17.Besides the liver, in which other organ does gluconeogenesis take place?

18.Which hormone promotes the enhancement of glycogen production?

19.Identify the compound below that is not composed of glucose polymers.

20.Which type of sugar is absorbed most rapidly by the small intestine?

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