Explain how nutrients are obtained from our diet, and the contribution of each nutrient to the aerobic respiratory pathway
Date Submitted: 12/26/2004 14:48:08
Category: / Science & Technology / Chemistry
Length: 13 pages (3631 words)
Category: / Science & Technology / Chemistry
Length: 13 pages (3631 words)
…
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…body protein for amino-acid use as fuel.
Table 9: GASTROINTESTINAL PEPTIDES REGULATING FOOD INTAKE
PeptideStimulusSite of ProductionSite of ActionEffect on food intake
Cholecystokinin (CCK)Protein and fat Small intestinebrainVagal afferents Decrease
Glucagon-like Peptide 1 (GLP-1)Nutrients gut hormonesgut neural signalsIleum/colon Gastric emptyingbrainDecrease
Ghrelin Fasting Stomach Brain Increase
Apolipoprotein A-IV (Apo A-IV)Fat absorption Intestine/liver Brain Decrease
Enterostatin Fat Stomach/intestine Vagal afferents Decrease
Gastrin-Releasing Peptide (GRP)Gastric mucosa Food ingestion Vagal afferents brainDecrease
Source: Considine (20022).
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