During fasting, the gastrointestinal tract's contribution to systemic energy balance primarily involves:
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Correct answer: Mobilizing stored energy via hepatic pathways
During fasting, the liver maintains blood glucose through glycogenolysis and gluconeogenesis. This supports systemic energy needs.
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More Energy metabolism questions
- Which process converts excess dietary glucose into fatty acids for long-term energy storage?
- The primary energy substrate transported from the intestine to the liver after fat digestion is:
- Which gastrointestinal hormone increases postprandial energy utilization by stimulating insulin release?
- Amino acids absorbed from the intestine are primarily used for energy when:
- Which pathway primarily generates ATP from fatty acids absorbed in the intestine?
- The postprandial increase in metabolic rate is known as: