Nutrition
15th Edition
ISBN: 9781337906371
Author: Sizer, Frances Sienkiewicz., WHITNEY, Ellie
Publisher: Cengage Learning,
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Question
Chapter 4, Problem 7SC
Summary Introduction
Concept Introduction:
The body constantly needs blood glucose which is maintained in a very narrow range. This is accompanied by insulin and glucagon known as pancreatic endocrine hormones.
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Which of the following is a hormone which causes an increase in blood-glucose concentration?
pancreas
glycogen
insulin
glucagon
What of the following chemicals is released by the pancreas gland when blood
glucose levels are increasing above anormal level?
O insulin
O glucagon
O bile
O glycogen
The fed state of metabolism involves:
Increased insulin secretion
Generation of ketones
O Formation of glycogen
Decreased lipogenesis
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- Insulin is responsible for which of the following functions? Stimulating the breakdown of fat and proteins into glucose Stimulates the breakdown of glycogen to glucose Increases sugar levels in bloodstream Transports glucose into cellsarrow_forwardHow do glucagon and epinephrine affect glycogen in the liver? They increase both glycogen breakdown and gluconeogenesis. They increase both glycogen breakdown and glycolysis. They increase glycolysis to breakdown glucose. They increase glycogenin synthesis.arrow_forwardWhen you are fed, your pancreas releases short- and long-term storage for later use. Glucagon Glucose Insulin Leptin Glycogen to store energy inarrow_forward
- A patient with pancreatic cancer has increased glucagon secretion. Which of the following would you expect this to cause? 1) decreased glycolysis 2) increased glycogen storage 3) decreased insulin secretion 4) increased blood glucosearrow_forwardAlpha cells in the pancreas secrete in response to blood sugar levels, which is defined as and likely happens after we are Beta cells in the pancreas secrete in response to blood sugar levels, which is defined as and likely happens after we are Hyperglycemia Hypoglycemia Eating Insulin Exercising/Fasting Low Glucagon Higharrow_forwardlipolysis and glycogenolysis are stimulated when ________. insulin is increasing and glucagon is decreasing the blood level of cortisol is increasing insulin and glucagon are both increasing insulin is decreasing and glucagon is increasing the blood level of epinephrine is increasingarrow_forward
- The pancreas produces tiny amounts of insulin 24 hours a day. This small amount of insulin keeps glucose levels stable between meals and during sleep. This tiny continuous production of insulin is called:a) Basal insulinb) Bolus insulinarrow_forwardAn individual has a genetic deficiency that prevents the production of glucokinase. Following a carbohydrate meal, do you expect blood glucose levels to be high, low, or about normal? What organ accumulates glycogen under these circumstances?arrow_forwardFrom which of the following is the primary gluconeogenic organ in animals?arrow_forward
- The pancreas is an organ of mixed secretion. Endocrinely, beta-cells produce the hormone insulin, which affects carbohydrate metabolism. How it affects the blood glucose level. Describe the mechanism of actionarrow_forwardLeptin inhibits and ghrelin stimulates appetite. Is true or falsearrow_forwardDescribe the function of the insulin molecule in the body.arrow_forward
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