When adding or subtracting decimals, the decimal points
A. are aligned.
B. are moved to the right in the smallest number.
C. should not be taken into consideration.
D. are moved to the right in both numbers.
Answer: A
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A school nurse is caring for a 10-year-old girl who is having an asthma attack. What is the preferred intervention to alleviate this client's airflow obstruction?
A) Administer corticosteroids by metered dose inhaler B) Administer inhaled anticholinergics C) Administer an inhaled beta-adrenergic agonist D) Utilize a peak flow monitoring device
Which of the following is an appropriate nursing diagnosis for this patient?
A patient has been vomiting for 2 days and has not been able to eat or drink anything during this time. She has not urinated for 12 hours. Physical examination reveals the following: T = 99.6°F (37.6°C) orally; P = 110 beats/min, weak and thready; BP = 80/52 mm Hg. Her skin and mucous membranes are dry, and there is decreased skin turgor. The patient states that she feels very weak. The following are her laboratory results: Sodium 138 mEq/L Potassium 3.7 mEq/L Calcium 9.2 mg/dL Magnesium 1.8 mg/dL Chloride 99 mEq/L BUN 29 mg/dL a. Impaired Gas Exchange related to ineffective breathing b. Excess Fluid Volume related to limited fluid output c. Deficient Fluid Volume related to abnormal fluid loss d. Electrolyte Imbalance related to decreased oral intake
A 16-year-old young woman is admitted to the critical care unit with severe hyperglycemia caused by new-onset type 1 diabetes mellitus. The nurse notes a sweet-smelling odor on the patient's exhaled breath. This is a result of
a. compensation for metabolic alkalosis. b. ketoacidosis. c. prior ingestion of high-calorie foods. d. decreased serum osmolality.
The nurse is caring for a client with a suspected infection. Which action by the nurse is most appropriate?
a. Give antibiotics as soon as possible to prevent sepsis. b. Obtain all required cultures, then admi-nister the antibiotic. c. Wait for culture results to give the most appropriate antibiotic. d. Defer cultures unless the client shows signs of drug resistance.