Biology: Science for Life with Physiology (5th Edition)
5th Edition
ISBN: 9780321922212
Author: Colleen Belk, Virginia Borden Maier
Publisher: PEARSON
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Question
Chapter 4, Problem 2CTS
Summary Introduction
To describe:
The failure of the appetite suppressantfor weight loss.
Introduction:
The appetitesuppressant are the drugs or the substances used to decrease the amount of the food one eats. This drug work by decreasing the intake of food by promoting satiety.
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Chapter 4 Solutions
Biology: Science for Life with Physiology (5th Edition)
Ch. 4 - Define the term metabolism.Ch. 4 - What is meant by the term induced fit?Ch. 4 - What are the reactants and products of cellular...Ch. 4 - Which of the following is a false statement...Ch. 4 - Enzymes speed up chemical reactions by...Ch. 4 - Prob. 6LTBCh. 4 - Prob. 7LTBCh. 4 - The electron transport chain ___________. is...Ch. 4 - Most of the energy in an ATP molecule is released...Ch. 4 - Anaerobic respiration ___________. generates...
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- Explain how appetite is controlled by the brain. What is the benefit ofhaving a hormone released from adipose cells in proportion to total fatmass?arrow_forwardA 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_forwardCan the intake of alanine, glycine, and serine relieve hypoglycemia caused by starvation? Explain.arrow_forward
- Low insulin to glucagonratio is seen in all of these except :- A) glycogen synthesis B) glycogen breakdown C) gluconeogenesis D) ketogenesisarrow_forwardThe body doesn’t have a reserve of proteins or amino acids for energy production. Which class of protein may be used initially during fasting to maintain glucose and energy levels? What is the difference between a glucogenic and ketogenic amino acid and why are both important during fasting?arrow_forwardWhich of the following are true about the "integrator" portion of intake regulation? (More than one answer may be correct): A) It received sensory input from chemoreceptors in the gut B) It receives sensory input from adipose tissue C) It is located in the digestive tract D) It can only increase apetite, not decrease it E) It is located in the hypothalamusarrow_forward
- Which of the following statements is true? a) High insulin/glucagon ratio activates lipolysis in muscle b) High insulin/glucagon ratio inhibits lipolysis in liver c) High insulin/glucagon d) Low insulin/glucagon ratio activates lipolysis in adipocytes ratio activates lipolysis in adipocytesarrow_forwardHow does the pancreas combat low blood glucose levels? What part of the body is the target of this pancreatic action? What can happen at that tissue to solve the low blood glucose problem (list pathway[s])?arrow_forwardIn controlled clinical trials, the consumption of soft drinks containing artificial sweeteners was observed to result in an increased appetite for carbohydrate-containing foods. Based on your knowledge of appetite control by the brain, speculate as to why this phenomenon occurs.arrow_forward
- In the absence of food consumption, the rate of gluconeogenesis (GNG) tends to increase. Explain why this occurs and describe the range of substrates for GNG as fasting continues beyond 18 hours. asaparrow_forward(a) Briefly describe the relationship between intracellular malonyl- CoA levels in the liver and the control of ketogenesis. (b) Describe how the action of glucokinase helps the liver to buffer the level of blood ghucose.arrow_forwardThe most common form of malnutrition in children in the world, kwashiorkor, is caused by a diet having ample calories but little protein. The high levels of carbohydrate result in high levels of insulin. What is the effect of high levels of insulin on (a) lipid utilization? (b) protein metabolism? (c) Children suffering from kwashiorkor often have large distended bellies caused by water from the blood leaking into extracellular spaces. Suggest a biochemical basis for this condition.arrow_forward
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