Case 5

A 24-year-old mountain climber has been stuck in a mountain refuge for 36 hours with no food while they wait out a storm. What is the main source of energy for their brain?

• A

• B

• C

• D

• E

Select the best statement describing the use of pyruvate.

• A

• B

• C

• D

• E

Fructose-1,6-bisphosphate stimulates the action Enzyme X.
What is the name of this Enzyme X?

• A

• B

• C

• D

• E

Select the statement which correctly states the name of the gluconeogenesis enzyme that bypasses the relevant glycolysis enzyme.

• A

• B

• C

• D

Aldolase B is an enzyme used in fructose metabolism. Suggest which of the following is NOT a symptom of aldolase B deficiency.

• A

• B

• C

• D

Select the best statement describing the catabolism of amino acids

• A

• B

• C

• D

Select the best statement correctly describing the role of insulin in glycogenesis

• A

• B

• C

• D

Select the best statement describing the use of fatty acids

• A

• B

• C

• D

Which of these enzymes is NOT involved in the beta-oxidation of fatty acids?

• A

• B

• C

• D

A 72 year-old woman with a history of type 2 diabetes presents with cellulitis in her right leg. Which complication of diabetes is the most likely cause to have lead to this?

• A

• B

• C

• D