Late at night‚ gluconeogenesis becomes the predominant source of glucose. 1 Glycogenolysis decreases after midnight because A C 2 gluconeogenesis takes place. hepatic glycogen is depleted. B D muscle glycogen is converted to glucose. energy consumption is less after mid night. The early morning glucose supply in the blood is provided by which of the following? A C Diet Gluconeogenesis B D Glycogenolysis Both B and C 3 The maximum contribution of blood glucose from gluconeogenesis occurs during
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bloodstream for glycogen synthesis when blood glucose is high and to release glucose into the bloodstream from glycogen breakdown when blood glucose levels are too low. Glycogen provides an additional source of glucose besides that produced through gluconeogenesis which helps to fuel our body that helps us carry out activities more efficiently. Glycogen in this sense‚ acts like a battery backup for the body which provides a quick source of glucose when needed and providing a place for storage of excess
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Ch. 16 A&P 1.Chemical substances secreted by cells into the extracellular fluids and that regulate the metabolic function of other cells in the body are called ________. Hormones 2.Direct gene activation involves a second-messenger system. False 3.All peptide hormone synthesis requires gene activation that produces mRNA. T 4.Which of the following is not a change that may be caused by hormonal stimulus? a change in membrane potential direct control
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islet is being trigger to the alpha cells to secrete glucagon on liver cells (Tortora et al.‚ 2014 p644)‚ the glucagon works primarily on the liver cells which converts the stored glycogen into glucose and distribute into the blood and promote gluconeogenesis where there is a formation of new glucose from lactic acid and amino acids or other metabolites in the body (Tortora et al.‚ 2014 p644). As a result of the hormone from the alpha cells of the pancreas which is the glucagon it releases the glucose
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1 Animals utilize the metabolic pathway of gluconeogenesis only when energy stores are very low. False When an ion crosses the membrane and binds to a protein to accomplish this feat‚ it is using active transport and facilitated diffusion. Adaptation is always beneficial to an individual‚ even if the environmental cause for the change is no longer present. False Many animals are capable of producing all the required fatty acids for catabolic pathways. True Vomiting is/are an example
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hepatic gluconeogenesis‚ and fibroblast function (Figure 1-5). Hepatic glucose production is increased and disseminated to peripheral tissues although proteins and fats are being used for energy. Insulin levels and glucose use are in fact increased‚ but hyperglycaemia that is not necessarily resolved by the use of exogenous insulin is present. This appears‚ to some extent‚ to be driven by an elevated glucagon to insulin ratio. To support hyper-metabolism and increased gluconeogenesis‚ fat is
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Sir Safar Lecture 2 Finals Pentose Phosphate Pathway (S. 70) Alternative pathway for glucose oxidation. Similar to glycolysis‚ but instead of having pyruvate as the end product it is diverted to other pathways. Supplier of energy to the cell in the form of NADPH (a reducing power for biosynthesis). It is also referred to as hexose monophosphate shunt. *Fate of glucose 6-phosphate (G 6-P) IN THE PPP (S. 71) Taken out from glycolysis and converted into Ribulose 5-phosphate. With the conversion
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LABORATORY REPORT (Click on the Save a Copy button on the panel above to save your report) Activity: Name: Instructor: Date: Blood Glucose Regulation Sandra Shakur January 25‚ 2015 Predictions 1. Plasma glucose levels will be highest immediately after the meal (0 hr). 2. Plasma ketone levels will be highest 1-3 hours after the meal. 3. Plasma insulin levels will be highest before the meal (fasting). 4. Plasma glucagon levels will be highest before the meal (fasting). Materials and Methods 1.
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The first half of module seven discussed protein digestion‚ absorption‚ and metabolism; while the second half focused on pathological stress and kidney disease. Protein digestion occurs in the stomach and small intestine. When a protein reaches the stomach it is denatured by hydrochloric acid. Once the protein is digested pepsin breaks apart the denatured protein into peptides. Peptides move into the small intestine where they encounter an enzyme that digest the peptides into di- or tripeptides‚
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1. Discuss diagnostic findings of Addison’s disease. Addison’s disease‚ otherwise known as primary adrenal insufficiency‚ appear after the adrenal cortex is destroyed. Due to this‚ hormones such as cortisol and aldosterone decrease or stop being produced by the defective adrenal gland. Those hormones start a chain reactive within the body that cause other lab values such as glucose to be out of the normal range. Additionally the rate at which the kidneys filter slows and waste products can build
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