Disorders of Urea Cycle — MCQs

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

Which of the following statements about carbamoyl phosphate synthase is incorrect?

Which amino acid is used by the liver in the urea cycle?

A newborn presents with metabolic acidosis, high ammonia, and orotic acid in urine. Which enzyme deficiency is most likely?

Citrullinemia type I results from a deficiency of the

A patient presented to the emergency department with nausea and vomiting, and intravenous glucose was given, resulting in the patient's recovery. After a few months, the patient presented with the same complaints. Blood glutamine was found to be increased, and orotic acid levels were also raised. What is the diagnosis?

In alkaptonuria, deficiency is:

Which enzyme deficiency is responsible for Hyperammonemia type-1?

A 2-month-old infant presents with vomiting, lethargy, and metabolic acidosis. Blood tests reveal elevated levels of ammonia. What is the most likely diagnosis?

Transamination of Alanine results in formation of ?