Which of the following statements regarding ketone body formation is not true? the two other ketone bodies are derived from acetoacetate ketone bodies are formed in the liver and circulated to other tissues in the body ketone bodies are essentially soluble forms of fatty acids that can be used for energy ketone bodies are not the preferred energy source for any type of tissue in the human body
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- Which of the following statements is true for the use of ketone bodies? Brain cells cannot use ketone bodies as energy Ketone bodies can cause ketoacidosis Cardiac muscles cannot use ketone bodies as energy Increasing carbohydrate in take will lead to production of ketone bodiesIf you are in an extreme starvation mode, you should avoid carbohydrates as your energy glucose, lipids and proteins will build up fat fatty acids are converted to ketone transamination will directly provide ATPWhich of the following statements about gluconeogenesis is correct? * Muscles have a large glycogen store which gives rise to blood glucose during prolonged starvation Fatty acids are plentiful in the blood during starvation and are used for glucose synthesis The enzyme glucose-6-phosphatase hydrolyses glucose-6-phosphate and is present in most cells. Gluconeogenesis enables the liver O to maintain blood glucose levels during starvation
- Which of the following statements about the ketone bodies is/are TRUE? Produced during starvation and in diabetic patients Excess is transformed to acetone or hydroxybutyrate. Extreme amount of ketone bodies may cause ketosis in diabetics. Occurs during a high-lipid and low-protein diet.Which of the following fatty acid is not synthesized in human bodies but has to be supplied to the body ? * Palmitic acid Stearic acid Arachidonic acid O None of themIn a diabetic liver, which of the following pathways would be constantly active? O glycolysis O glycogen synthesis O ketone body oxidation O gluconeogenesis O fatty acid synthesis
- Which statement is NOT completely true? O During starvation, ketogenesis creates ketone bodies we use as carbohydrate substitutes O HDL's are good lipoproteins which help regulate LDL and excrete cholesterol. O Fatty acids are converted to triglycerides and stored in the fat cells O Chylomicrons are created from HDL's to excrete excess lipids from body O LDL has more lipid than protein that make up the structure of the lipoproteinIf a person is starving for a prolonged time, an excessive build up of Acetyl CoA ultimately leads to Formation of oxaloacetate FA synthesis Formation of ketone bodies Release of ATPAmmonium ions (NH4+) are always produced during intracellular digestion of which food molecule? carbohydrate fatty acid glycerol amino acid polysaccharide The glycolytic enzyme pyruvate kinase catalyzes the conversion of: 1,3-bisphosphoglycerate into 3-phosphoglycerate (producing ATP) glyceraldehyde-3-phosphate into 1,3-bisphosphoglycerate (producing NADH) phosphoenolpyruvate into pyruvate (producing ATP) fructose-6-phosphate into fructose-1,6-bisphosphate (consuming ATP) glucose into glucose-6-phosphate (consuming ATP)
- When fatty acids are not completely metabolized, they are often converted into: Glucose Oxaloacetate O Amino Acid O Acetyl CoA molecules O None of these answers are correct.CHOOSE THE CORRECT LETTER Which of the following diets would most likely promote the production of ketone bodies?A.high simple carbohydrates, low fatB. low fat, high protein, high complex carbohydratesC.high complex carbohydrates, high fructoseD.high fat, high protein, low carbohydrateKetone bodies are a byproduct of metabolism. lipid protein amino acid carbohydrate