Starvation Adaptation — MCQs

Major source of energy for brain in fasting/starvation?

In a patient who has been in a state of starvation for 72 hours, which of the following is the primary mechanism for maintaining blood glucose levels?

Ketone body formation without glycosuria is seen in ?

Energy source used by brain in later days of starvation is

Statement 1 - A 59-year-old patient presents with flaccid bullae. Histopathology shows a suprabasal acantholytic split. Statement 2 - The row of tombstones appearance is diagnostic of Pemphigus vulgaris.

A judge can ask clarifying questions when:

Which of the following are supportive proteins?

A researcher studying metabolic responses observes that during prolonged fasting, brain metabolism shifts partially from glucose to ketone bodies, while RBCs continue using only glucose. What is the fundamental physiological principle explaining this difference?

Which amino acid is common to both the urea cycle and the TCA cycle?

A 26-year-old woman undertakes a prolonged fast for religious reasons. Which of the following metabolites will be most elevated in her blood plasma after 3 days?