N2C7 - Diabetes PrepU Brunner
A nurse is teaching a client recovering from diabetic ketoacidosis (DKA) about management of "sick days." The client asks the nurse why it is important to monitor the urine for ketones. Which statement is the nurse's best response?
"Ketones accumulate in the blood and urine when fat breaks down in the absence of insulin. Ketones signal an insulin deficiency that will cause the body to start breaking down stored fat for energy."
A client newly diagnosed with diabetes mellitus asks why he needs ketone testing when the disease affects his blood glucose levels. How should the nurse respond?
"Ketones will tell us if your body is using other tissues for energy."
Which instruction should a nurse give to a client with diabetes mellitus when teaching about "sick day rules"?
"Test your blood glucose every 4 hours."
A nurse is preparing a continuous insulin infusion for a child with diabetic ketoacidosis and a blood glucose level of 800 mg/dl. Which solution is the most appropriate at the beginning of therapy?
100 units of regular insulin in normal saline solution
A nurse knows to assess a patient with type 1 diabetes for postprandial hyperglycemia. The nurse knows that glycosuria is present when the serum glucose level exceeds:
180 mg/dL
When the dawn phenomenon occurs, the patient has relatively normal blood glucose until approximate what time of day?
3 AM
A health care provider prescribes short-acting insulin for a patient, instructing the patient to take the insulin 20 to 30 minutes before a meal. The nurse explains to the patient that Humulin-R taken at 6:30 AM will reach peak effectiveness by:
8:30 AM. (2hrs short acting regular insulin peak)
A client with diabetic ketoacidosis has been brought into the ED. Which intervention is not a goal in the initial medical treatment of diabetic ketoacidosis?
Administer glucose. (NOT POTASSIUM, IV FLUIDS)***
A child is brought into the emergency department with vomiting, drowsiness, and blowing respirations. The father reports that the symptoms have been progressing throughout the day. The nurse suspects diabetic ketoacidosis (DKA). Which action should the nurse take first in the management of DKA?
Begin fluid replacements.
A client is admitted with hyperosmolar hyperglycemic nonketotic syndrome (HHNS). Which laboratory finding should the nurse expect in this client?
Blood glucose level 1,100 mg/dl (NOT Plasma bicarbonate 12 mEq/L)**
A client is diagnosed with diabetes mellitus. Which assessment finding best supports a nursing diagnosis of Ineffective coping related to diabetes mellitus?
Crying whenever diabetes is mentioned (NOT failure to check BS)**
Which of the following is an age-related change that may affect diabetes? Select all that apply.
Decreased vision Decreased renal function Taste changes
Which information should be included in the teaching plan for a client receiving glargine, which is "peakless" basal insulin?
Do not mix with other insulins.
A client with diabetes mellitus is receiving an oral antidiabetic agent. The nurse observes for which condition when caring for this client?
Hypoglycemia
The nurse is educating the client with diabetes on setting up a sick plan to manage blood glucose control during times of minor illness such as influenza. Which is the most important teaching item to include?
Increase frequency of glucose self-monitoring.
NPH is an example of which type of insulin?
Intermediate-acting
Which is a by-product of fat breakdown in the absence of insulin and accumulates in the blood and urine?
Ketones
A nurse is caring for a client with an abnormally low blood glucose concentration. What glucose level should the nurse observe when assessing laboratory results?
Less than 70 mg/dL (3.7 mmol/L)
A patient who is diagnosed with type 1 diabetes would be expected to:
Need exogenous insulin.
A nurse is teaching a diabetic support group about the causes of type 1 diabetes. The teaching is determined to be effective when the group is able to attribute which factor as a cause of type 1 diabetes?
Presence of autoantibodies against islet cells
The nurse is administering an insulin drip to a patient in ketoacidosis. What insulin does the nurse know is the only one that can be used intravenously?
Regular (NOT NPH)
Insulin is a hormone secreted by the Islets of Langerhans and is essential for the metabolism of carbohydrates, fats, and protein. The nurse understands the physiologic importance of gluconeogenesis, which refers to the:
Synthesis of glucose from noncarbohydrate sources.
A male client, aged 42 years, is diagnosed with diabetes mellitus. He visits the gym regularly and is a vegetarian. Which of the following factors is important when assessing the client?
The client's consumption of carbohydrates
A nurse is assigned to care for a postoperative client with diabetes mellitus. During the assessment interview, the client reports that he's impotent and says he's concerned about the effect on his marriage. In planning this client's care, the most appropriate intervention would be to:
suggest referral to a sex counselor or other appropriate professional.
Which instruction about insulin administration should a nurse give to a client?
"Always follow the same order when drawing the different insulins into the syringe."
A client with a history of type 1 diabetes is demonstrating fast, deep, labored breathing and has fruity odored breath. What could be the cause of the client's current serious condition?
ketoacidosis
A controlled type 2 diabetic client states, "The doctor said if my blood sugars remain stable, I may not need to take any medication." Which response by the nurse is most appropriate?
"Diet, exercise, and weight loss can eliminate the need for medication."
A client with diabetes comes to the clinic for a follow-up visit. The nurse reviews the client's glycosylated hemoglobin test results. Which result would indicate to the nurse that the client's blood glucose level has been well controlled?
6.5%
Health teaching for a patient with diabetes who is prescribed Humulin N, an intermediate NPH insulin, would include which of the following advice?
"You should take your insulin after you eat breakfast and dinner."***
A nurse is teaching a client with diabetes mellitus about self-management of his condition. The nurse should instruct the client to administer 1 unit of insulin for every:
15 g of carbohydrates.
What is the duration of regular insulin?
4 to 6 hours
Which statement is true regarding gestational diabetes?
A glucose challenge test should be performed between 24 and 28 weeks.
When administering insulin to a client with type 1 diabetes, which of the following would be most important for the nurse to keep in mind?
Accuracy of the dosage (NOT Duration of the insulin)***
The nurse is teaching a client about self-administration of insulin and about mixing regular and neutral protamine Hagedorn (NPH) insulin. Which information is important to include in the teaching plan?
When mixing insulin, the regular insulin is drawn up into the syringe first.
A client with diabetic ketoacidosis was admitted to the intensive care unit 4 hours ago and has these laboratory results: blood glucose level 450 mg/dl, serum potassium level 2.5 mEq/L, serum sodium level 140 mEq/L, and urine specific gravity 1.025. The client has two IV lines in place with normal saline solution infusing through both. Over the past 4 hours, his total urine output has been 50 ml. Which physician order should the nurse question?
Change the second IV solution to dextrose 5% in water. (NOT Add 40 mEq potassium chloride to an infusion of half normal saline solution and infuse at a rate of 10 mEq/hour.)****
An obese Hispanic client, age 65, is diagnosed with type 2 diabetes. Which statement about diabetes mellitus is true?
Diabetes mellitus is more common in Hispanics and Blacks than in Whites.
Which of the following insulins are used for basal dosage?
Glargine (Lantus)
When the nurse is caring for a patient with type 1 diabetes, what clinical manifestation would be a priority to closely monitor?
Hypoglycemia
The client who is managing diabetes through diet and insulin control asks the nurse why exercise is important. Which is the best response by the nurse to support adding exercise to the daily routine?
Increases ability for glucose to get into the cell and lowers blood sugar
A client with type 1 diabetes is admitted to an acute care facility with diabetic ketoacidosis. To correct this acute diabetic emergency, which measure should the health care team take first?
Initiate fluid replacement therapy.
The nurse is preparing a presentation for a group of adults at a local community center about diabetes. Which of the following would the nurse include as associated with type 2 diabetes?
Insulin production insufficient
The nurse is describing the action of insulin in the body to a client newly diagnosed with type 1 diabetes. Which of the following would the nurse explain as being the primary action?
It enhances the transport of glucose across the cell membrane.
A patient is diagnosed with type 1 diabetes. What clinical characteristics does the nurse expect to see in this patient? Select all that apply.
Ketosis-prone Little or no endogenous insulin Younger than 30 years of age
A client with diabetes is receiving an oral anti diabetic agent that acts to help the tissues use available insulin more efficiently. Which of the following agents would the nurse expect to administer?
Metformin (Buiganide)
A nurse is preparing to administer two types of insulin to a client with diabetes mellitus. What is the correct procedure for preparing this medication?
The short-acting insulin is withdrawn before the intermediate-acting insulin.
The nurse is administering an insulin drip to a patient in ketoacidosis. What insulin does the nurse know is the only one that can be used intravenously?
Regular
A patient has been newly diagnosed with type 2 diabetes, and the nurse is assisting with the development of a meal plan. What step should be taken into consideration prior to making the meal plan?
Reviewing the patient's diet history to identify eating habits and lifestyle and cultural eating patterns
The diabetic client asks the nurse why shoes and socks are removed at each office visit. Which assessment finding is most significant in determining the protocol for inspection of feet?
Sensory neuropathy
Laboratory studies indicate a client's blood glucose level is 185 mg/dl. Two hours have passed since the client ate breakfast. Which test would yield the most conclusive diagnostic information about the client's glucose use?
Serum glycosylated hemoglobin (Hb A1c)
A client with status asthmaticus requires endotracheal intubation and mechanical ventilation. Twenty-four hours after intubation, the client is started on the insulin infusion protocol. The nurse must monitor the client's blood glucose levels hourly and watch for which early signs and symptoms associated with hypoglycemia?
Sweating, tremors, and tachycardia
The nurse understands that a client with diabetes mellitus is at greater risk for developing which of the following complications?
Urinary tract infections
A client with type 1 diabetes reports waking up in the middle of the night feeling nervous and confused, with tremors, sweating, and a feeling of hunger. Morning fasting blood glucose readings have been 110 to 140 mg/dL. The client admits to exercising excessively and skipping meals over the past several weeks. Based on these symptoms, the nurse plans to instruct the client to
check blood glucose at 3:00 a.m.
A client tells the nurse that she has been working hard for the past 3 months to control her type 2 diabetes with diet and exercise. To determine the effectiveness of the client's efforts, the nurse should check:
glycosylated hemoglobin level.
A client is receiving insulin lispro at 7:30 AM. The nurse ensures that the client has breakfast by which time?
7:45 AM
Which of the following factors would a nurse identify as a most likely cause of diabetic ketoacidosis (DKA) in a client with diabetes?
The client has eaten and has not taken or received insulin.
Which may be a potential cause of hypoglycemia in the client diagnosed with diabetes mellitus?
The client has not eaten but continues to take insulin or oral antidiabetic medications.
