Which ECG change from baseline indicates that the therapy for the client's acidosis is effective?
A. Small U wave
B. Heart rate decrease to 62 bpm
C. T waves present and 2 mm high
D. P wave precedes the QRS complex
C
Acidosis and the accompanying hyperkalemia affect cardiac conduction, inducing tall T waves, widened QRS complexes, and prolonged PR intervals. When T waves return to a height of less than 3 mm, acidosis and hyperkalemia are resolving.
You might also like to view...
The nurse is assessing the skin of a patient who has acquired immunodeficiency syndrome (AIDS) and notices multiple patchlike lesions on the temple and beard area that are faint pink in color. The nurse recognizes these lesions as:
a. Measles (rubeola). b. Kaposi's sarcoma. c. Angiomas. d. Herpes zoster.
Which of the following best exemplifies the predominant style of conflict management for staff nurses?
a. Sarah and Jonas, two RNs, disagree about the best approach to assisting a family that has complex needs. They decide that they will consult with family and together will decide what is best. b. Jennifer needs to switch a shift to attend a family function. She arranges to trade with Nancy, who wants a day off next to a 3-day break. c. Lindsay asks Melody to stay late for the third day in a row. Melody refuses, stating that she has already helped out for two days by staying late for Lindsay. d. Lara asks Stacey to switch shifts with her because Lara wants to attend a concert. Stacey would prefer not to but does to enable Lara, who is new in town, to be with her friends.
The nurse would assess that granulation tissue is developing in a wound when noting which characteristics? Note: Credit will be given only if all correct choices and no incorrect choices are selected. Select all that apply
1. Beefy red color 2. Blue-gray tinge to the wound bed 3. Small, round nodules in the wound bed 4. Pearly-appearing wound margins 5. Moist tissue
The nurse should plan to explain procedures and encourage selection of their own meals from hospital menus for which age group of patients?
a. Toddlers b. Preschoolers c. School-age children d. Adolescents