Which vitamin can be toxic if consumed in large amounts?
A. Niacin
B. Vitamin C
C. Vitamin A
D. Folic acid
Answer: C
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The nurse is caring for a patient who is complaining of chest pain. The nurse is to administer 40 mg of isosorbide dinitrate (Isordil) to the patient. What is the nurse's priority assessment before administering the drug?
A) Jaundice B) Headache C) Anemia D) Sinusitis
What is the importance of the hypothalamic-pituitary-adrenal (HPA) axis?
a. It creates a feedback loop to regulate the release of corticotrophin releasing factor. b. It facilitates the production of hormones necessary for growth and reproduction. c. It helps to maintain the electrolyte balance in the hematological system. d. It unites the central nervous system with the peripheral nervous system.
The nurse is assessing the laboratory findings of a client with a urinary tract infection. The laboratory report notes a "shift to the left" in a client's white blood cell count. Which action by the nurse is most appropriate?
a. Request that the laboratory perform a dif-ferential analysis on the white blood cells. b. Notify the health care provider and start an IV line for parenteral antibiotics. c. Instruct the client to begin straining all urine for renal calculi. d. Document the finding in the client's chart and continue to monitor.
The nurse is assessing a client newly admitted to the medical unit. Which statement made by the client alerts the nurse to the presence of edema?
a. "I wake up to go to the bathroom at night." b. "My shoes fit tighter by the end of the day." c. "I seem to be feeling more anxious lately." d. "I drink at least eight glasses of water a day."