Fasting State Metabolism — Flashcards

Which metabolic pathways require an obligate activator? 1. _____2. Urea cycle

Glucagon acts on the _____ (primarily) and adipose tissue

RBCs and the _____ cannot utilize ketone bodies.

Glucagon causes _____ fatty acid synthesis and increased lipolysis, which shunts substrates towards gluconeogenesis

In a person starving for more than 18 hours, the source of energy is _____.

During fasting and starvation, the priority is to supply sufficient glucose to the _____ and RBCs while preserving protein

Effect of diabetes on hepatic glycolysis: no answer _____ - No PFK-2 due to lack of insulin - No glucose trapping in liver leads to elevated blood glucose (hyperglycemia)

Increased NADH/NAD+ (e.g. due to ethanol) causes increased conversion of _____ -> malate, thus preventing gluconeogenesis