Ketone bodies cannot be utilized by which of the following?
Skeletal muscle
Red blood cells
Brain
Heart
Ans. b. Red blood cells (Ref: Harper's 27/e p190-191)Ketone bodies cannot be utilized Red blood cells.Substrate utilized for energy productionOrganFedFastingStarvationBrainGlucoseGlucoseKetone bodiesQHeartFatty acidQFatty acidKetone bodiesLiverGlucoseFatty acidAmino acidMusclesGlucoseFatty acidFatty acidHeart utilizes fatty acids even in fed state. Brain doesn't use fatty acid for energy production.
Oxidation of Fatty acids: Ketogenesis