Magnesium reabsorption is controlled by: A. Loop of Henle B. Glomerulus C. Pituitary D. Parathyroid hormone Correct Answer: A. Loop of Henle The Loop of Henle is responsible for magnesium reabsorption. The loop of Henle appears to be the major nephron site where magnesium reabsorption is controlled.… Read More »
Nurse Martha is teaching her students about bacterial control. Which intervention is the most important factor in preventing the spread of microorganisms? A. Maintenance of asepsis with indwelling catheter insertion. B. Use of masks, gowns, and gloves when caring for clients with infection. C. Correct handwashing technique. D. Cleanup of blood… Read More »
Aldosterone secretion in response to fluid loss will result in which one of the following electrolyte imbalances? A. Hypokalemia B. Hyperkalemia C. Hyponatremia D. Hypernatremia Correct Answer: A. Hypokalemia Aldosterone is secreted in response to fluid loss. Aldosterone causes sodium reabsorption and potassium elimination, further exacerbating hypokalemia.… Read More »
The major cation in the ICF is: A. Potassium B. Sodium C. Phosphorus D. Magnesium Correct Answer: A. Potassium Potassium is the major ICF cation. Potassium is mainly an intracellular ion. The sodium-potassium adenosine triphosphatase pump has the primary responsibility for regulating the homeostasis between sodium and… Read More »
Annaliza has a nursing diagnosis of fluid volume deficit. Which one of the following medications could potentially exacerbate the problem? A. Synthroid B. Digoxin C. Lasix D. Insulin Correct Answer: C. Lasix Lasix will contribute to fluid loss through its action as a diuretic. The diuretic effect… Read More »
A patient with tented skin turgor, dry mucous membranes, and decreased urinary output is under nurse Mark’s care. Which nursing intervention should be included in the care plan of Mark for his patient? A. Administering I.V. and oral fluids. B. Clustering necessary activities throughout the day. C. Assessing color, odor, and amount… Read More »
When assessing a patient for signs of fluid overload, the nurse would expect to observe: A. Bounding pulse B. Flat neck veins C. Poor skin turgor D. Vesicular Correct Answer: A. Bounding pulse Bounding pulse is a sign of fluid overload as more volume in the vessels… Read More »
Hypophosphatemia may result from which of the following diseases? A. Liver cirrhosis B. Renal failure C. Paget’s disease D. Alcoholism Correct Answer: D. Alcoholism Hypophosphatemia may occur secondary to alcoholism. Hypophosphatemia is typically asymptomatic and is present in up to 5% of patients. It is much more… Read More »
Alexander has hypotonic FVE; which of the following findings would the nurse expect to assess in the patient? A. Poor skin turgor and increased thirst B. Weight gain and thirst C. Interstitial edema and hypertension D. Hypotension and pitting edema Correct Answer: B. Weight gain and thirst… Read More »
Khaleesi is admitted to the hospital due to having a lower than normal potassium level in her bloodstream. Her medical history reveals vomiting and diarrhea prior to hospitalization. Which foods should the nurse instruct the client to increase? A. Whole grains and nuts B. Milk products and green, leafy vegetables C. Pork… Read More »