Chapter 19 quiz and vocab – Flashcards
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Which of the following statements regarding glucose is correct? Select one: A. Most cells will function normally without glucose. B. Blood glucose levels decrease in the absence of insulin. C. The brain requires glucose as much as it requires oxygen. D. The brain requires insulin to allow glucose to enter the cells.
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C. The brain requires glucose as much as it requires oxygen.
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A patient with an altered mental status; high blood glucose levels; and deep, rapid breathing may have a condition known as __________. Select one: A. hyperosmolar hyperglycemic nonketotic coma B. diabetic ketoacidosis C. hypoglycemic crisis D. hyperglycemic crisis
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B. diabetic ketoacidosis
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A 54-year-old golfer collapsed on the 17th green at the golf course. His friend said he wasn't feeling well after the eighth hole, but insisted on walking and finishing out the game. His skin is pale, cool, and diaphoretic, and he provides incoherent answers to your questions. An initial blood glucose measurement indicates 65 mg/dL. The patient loses consciousness and a second blood glucose level reads 48 mg/dL. You should: Select one: A. call for, or rendezvous with, an ALS unit. B. ensure a patent airway. C. provide high-flow oxygen. D. All of these answers are correct.
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D. All of these answers are correct.
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A man finds his 59-year-old wife unconscious on the couch. He states that she takes medications for type 2 diabetes. He further tells you that his wife has been ill recently and has not eaten for the past 24 hours. Your assessment reveals that the patient is unresponsive. You should: Select one: A. assess for the presence of a medical identification tag. B. administer 100% oxygen via a nonrebreathing mask. C. open and maintain her airway and assess breathing. D. administer oral glucose between her cheek and gum.
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C. open and maintain her airway and assess breathing
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The two main types of cells contained in blood are called _________. Select one: A. erythrocytes and leukocytes B. platelets and plasma C. transport and clotting D. hemoglobin A and S
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A. erythrocytes and leukocytes
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A 75-year-old male with type 1 diabetes presents with chest pain and a general feeling of weakness. He tells you that he took his insulin today and ate a regular meal approximately 2 hours ago. You should treat this patient as though he is experiencing: Select one: A. hypoglycemia. B. an acute stroke. C. hyperglycemia. D. a heart attack.
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D. a heart attack.
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A 66-year-old woman experienced a sudden onset of difficulty breathing. She has a history of type 2 diabetes and deep vein thrombosis (DVT). On the basis of her medical history, which of the following should the EMT suspect? Select one: A. Severe hypoglycemia B. Pulmonary embolism C. Diabetic ketoacidosis D. Congestive heart failure
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B. Pulmonary embolism
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Symptomatic hypoglycemia will MOST likely develop if a patient: Select one: A. takes too much of his or her prescribed insulin. B. markedly overeats and misses an insulin dose. C. eats a regular meal followed by mild exertion. D. misses one or two prescribed insulin injections.
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A. takes too much of his or her prescribed insulin.
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Which of the following conditions is the diabetic patient at an increased risk of developing? Select one: A. Blindness B. Depression C. Alcoholism D. Hepatitis B
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A. Blindness
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You are treating a 40-year-old male with a documented blood sugar reading of 480 mg/dL. The patient is semiconscious and breathing shallowly, and is receiving assisted ventilation from your partner. You should recognize that definitive treatment for this patient includes: Select one: A. oxygen. B. glucagon. C. insulin. D. dextrose.
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C. insulin.
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Excessive eating caused by cellular "hunger" is called: Select one: A. polyphagia. B. polydipsia. C. dysphasia. D. dyspepsia.
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A. polyphagia
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The accumulation of ketones and fatty acids in blood tissue can lead to a dangerous condition in diabetic patients known as: Select one: A. diabetic ketoacidosis. B. insulin shock. C. hyperosmolar hyperglycemic nonketotic coma. D. hypoglycemia.
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A. diabetic ketoacidosis.
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The onset of hypoglycemia can occur within: Select one: A. seconds. B. minutes. C. hours. D. days.
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B. minutes.
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In contrast to type 1 diabetes, type 2 diabetes: Select one: A. occurs when antibodies attack insulin-producing cells. B. is caused by resistance to insulin at the cellular level. C. is caused by a complete lack of insulin in the body. D. is commonly diagnosed in children and young adults.
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B. is caused by resistance to insulin at the cellular level.
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A 37-year-old female with a history of diabetes presents with excessive urination and weakness of 2 days' duration. Her blood glucose level reads 320 mg/dL. If this patient's condition is not promptly treated, she will MOST likely develop: Select one: A. severe insulin shock. B. acidosis and dehydration. C. irreversible renal failure. D. hypoxia and overhydration.
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C. irreversible renal failure.
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During your assessment of a 19-year-old male, you are told that he is being treated with factor VIII. This indicates that: Select one: A. he has a thrombosis. B. he has thrombophilia. C. he has hemophilia A. D. his blood clots too quickly.
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C. he has hemophilia A.
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Proper procedure for administering oral glucose to a patient includes all of the following, EXCEPT: Select one: A. assessing the patient's mental status. B. ensuring the absence of a gag reflex. C. checking the medication's expiration date. D. requesting permission from medical control.
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B. ensuring the absence of a gag reflex.
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Blood glucose levels are measured in: Select one: A. micrograms per deciliter. B. milligrams per deciliter. C. milliliters per decigram. D. microliters per decigram.
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B. milligrams per deciliter.
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The normal blood glucose level is between: Select one: A. 60 and 80 mg/dL. B. 80 and 120 mg/dL. C. 30 and 150 mg/dL. D. 160 and 200 mg/dL.
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B. 80 and 120 mg/dL.
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Normal blood glucose levels range from _____ mg/dL. Select one: A. 80 to 120 B. 90 to 140 C. 70 to 110 D. 60 to 100
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A. 80 to 120
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a pathologic condition that results from the accumulation of acids in the body
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Acidosis
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A form of hyperglycemia in uncontrolled diabetes in w hich certain acids accumulate when insulin is not available.
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Diabetic Ketoacidosis (DKA)
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a congenital abnormality in which the body is unable to produce clots, which results in uncontrollable bleeding.
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hemophilia
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a chemical substance produced by a gland that regulates the activity of organs and tissues.
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hormone
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an abnormally high blood glucose level.
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hyperglycemia
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a life-threatening condition resulting from high blood glucose that typically occurs in older adults, and which causes altered mental status, dehydration, and organ damage.
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hyperosmolar hyperglycemic nonketotic syndrome (HHNS)
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an abnormally low blood glucose level
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hypoglycemia
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a hormone produced by the islets of langerhans (endocrine gland located throughout the pancreas) that enables glucose in the blood to enter cells; used in synthetic form to treat and control diabetes mellitus.
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insulin
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deep, rapid breathing; usually the result of an accumulation of certain acids when insulin is not available in the body.
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kussmaul respirations
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excessive thirst that persists for long periods, despite reasonable fluid intake; often the result of excessive urination.
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polydipsia
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excessive eating; in diabetes, the inability to use glucose properly can cause a sense of hunger
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polyphagia
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the passage of an unusually large volume of urine in a given period; in diabetes, this can result from the wasting of glucose in the urine.
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polyuria
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a hereditary disease that causes normal, round red blood cells to become oblong or sickle shaped.
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sickle cell disease
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a state of unconsciousness resulting from several problems, including ketoacidosis, dehydration becasue of excessive urination, and hyperglycemia.
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symptomatic hyperglycemia
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severe hypoglycemmia resulting in changes in mental status.
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symptomatic hypoglycemia
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a tendency toward the development of blood clots as a result of an abnormality of the system of coagulation
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thrombophilia
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a blood clot, either in the arterial or venous system.
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thrombosis
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an autoimmune disorder in which the individual's immune system produces antibodies to the pancreatic beta cells, and therefore the pancreas cannot produce insulin; onset in early childhood is common.
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type 1 diabetes
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a condition in which insulin resistance develops in response to increased blood glucose levels; can be managed by exercise and diet modification, but is often managed by medications.
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type 2 diabetes
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ischemia and pain caused by sickle-shaped red blood cells that obstruct blood flow to a portion on the body.
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vasoocclusive crises