The client has complaints of being tired, listless, and unable to tolerate activity at usual levels. Which laboratory value(s) would the nurse review first while assessing this complaint?
A)
Blood sugar
B)
Hemoglobin and hematocrit
C)
Serum potassium
D)
Blood urea nitrogen
B
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According to the values of cultures whose members use folk healing practices, features most important for a nurse to possess include: (Select all that apply.)
a. ethnocentrism. b. cultural skill. c. cultural desire. d. cultural knowledge. e. academic credentials. f. respect for persons.
Which of these changes in the female reproductive system is the result of normal aging?
a. Estrogen production remains constant. b. Libido diminishes. c. Risk for breast cancer increases. d. Vaginal secretions become more acidic.
The client who has undergone coronary artery bypass surgery graft (CABG) has a serum potassium level of 4.5 mEq/L. What would be the nurse's best action?
A. Notify the physician. B. Document the finding as the only action. C. Decrease the IV solution flow rate. D. Administer potassium replacement as ordered.
Identify the difference between preload and afterload.
A. Preload is the amount of blood returning to the heart (venous return). Afterload is the force (force of ventricular contraction) that the heart must generate in order to overcome vascular resistance (open the aortic valve) and eject blood out of the left ventricle. B. Preload is the force (force of atrial contraction) that the heart must generate in order to eject blood out of the right ventricle. Afterload is the amount of blood ejected by the left ventricle. C. Preload is the force (force of ventricular contraction) that the heart must generate in order to overcome vascular resistance (open the aortic valve) and eject blood out of the left ventricle. Afterload is the amount of blood returning to the heart (venous return). D. None of the above are correct.