A The body would become toxic due to the breakdown of proteins into urea B The

A the body would become toxic due to the breakdown of

This preview shows page 540 - 542 out of 635 pages.

A) The body would become toxic due to the breakdown of proteins into urea. B) The body would produce very little energy because proteins do not provide energy. C) Glucose levels would drop slightly due to the secretion of insulin from both the carbohydrates and proteins in the digestive tract. D) Glucose levels would rise only slightly because rising levels of amino acids would stimulate both insulin and glucagon secretion. E) Glucose levels would increase dramatically due to gluconeogenesis. Answer: D 48) The release of glucagon during the absorptive state by certain amino acids in a high - protein meal would facilitate the A) maintenance of blood glucose in a low - carbohydrate meal. B) synthesis of triglycerides. C) growth of muscle. D) uptake of amino acids. E) synthesis of proteins. Answer: A 49) The decrease in blood glucose activates glucose receptors in the brain, which leads directly to a(n) A) decrease in parasympathetic activity. B) increase in sympathetic activity. C) increase in parasympathetic activity. D) decrease in the release of insulin. E) increase in the release of insulin. Answer: B 50) Diabetes mellitus is a disease that involves insulin and how it affects the body. Which of the following statements correctly describes the differences between type 1 and type 2 diabetes mellitus? A) There are fewer people in the population with type 2 diabetes mellitus than there are people with type 1 diabetes mellitus. B) People with type 2 diabetes are most often diagnosed during adulthood while type 1 diabetics are diagnosed early in life. C) Type 1 diabetes mellitus is often associated with lifestyle habits while type 2 diabetes mellitus is almost always genetic. D) The cells of people with type 1 diabetes mellitus are less sensitive to insulin than the cells of people with type 2 diabetes mellitus. E) Type 2 diabetes mellitus is usually the result of a person's auto - immunity to the cells in the pancreas that secrete insulin. Answer: A 51) Glucagon secretion ________ in diabetes mellitus because ________. A) increases : the alpha cells in the pancreas are signaling for more glucose B) decreases : there is often an increase in sympathetic system activity in diabetes mellitus C) increases : it will enhance the secondary active transport of glucose into the cells D) decreases : the beta cells in the pancreas are responding to the hyperglycemia E) increases : the plasma glucose levels are unstable and glucagon prevents hypoglycemia Answer: A 9
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52) Which term best describes excess sugar in the urine? A) glucosuria B) hyperlipidemia C) hypoglycemia D) hyperglycemia E) ketosis Answer: A 53) Prolonged exposure to a cold environment can cause A) hypothermia. B) ectothermia. C) normothermia. D) hyperthermia. E) poikilothermia. Answer: A 54) What condition occurs when heat production exceeds heat loss?
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