20.

In long term starvation [>20 days], all of the below are major fuel sources, except

• a. glucose as supplied by gluconeogenesis by the liver.
• b. ketone bodies from fatty acids processed in the liver.
• c. fatty acids from lipolysis in the adipose tissue.
• d. glucose from glycogenolysis in the liver.
• e. glucose as supplied from glucogenic amino acids.