NCLEX-PN Fluid, Electrolyte and Acid-Base Balance — practice questions
34 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice NCLEX-PN Fluid, Electrolyte and Acid-Base Balance in the app →What share of the total water in the human body sits inside cells as intracellular fluid?The extracellular fluid accounts for what share of the water content of the body?Water makes up about what percentage of body mass in infants?On a typical day, about how much aqueous fluid does an average adult take in?Water lost by evaporation from the skin surface and in air breathed out is given which name?What is the average volume of urine a person produces in a day?Antidiuretic hormone controls the amount of water reabsorbed from which part of the kidney?Which group names three of the six electrolytes most important to body function?Which ion is the predominant anion of the extracellular fluid?What is the normal range of arterial blood pH?Which set of solutes is present at elevated concentrations inside cells rather than in plasma?At which point along a capillary does fluid re-enter the vessel because osmotic pressure exceeds hydrostatic pPressing a finger into a swollen limb leaves a depression that lasts several seconds. What does this show?Which receptors monitor the solute concentration of the blood and start the thirst response?Binding of antidiuretic hormone to collecting tubule cells produces which change in those cells?By which mechanism does alcohol act as a diuretic?What is the reference range for sodium in blood plasma?In which cells does carbonic anhydrase convert carbon dioxide into bicarbonate?Which change triggers the release of aldosterone?Calcitonin is released from which gland, and in response to what?At normal blood pH, what is the ratio of bicarbonate to carbonic acid in the blood?How quickly do the chemical buffers in the blood adjust pH?Metabolic acidosis is described as a primary deficiency of which substance?Hyperventilation produces respiratory alkalosis by causing which change in the blood?In chronic and severe liver disease, which change is the mechanism that produces edema?Below what daily urine volume can metabolic wastes no longer be removed effectively?At the cellular level, what happens when the blood sodium concentration falls below normal?Excess potassium in the extracellular fluid has which effect on excitable membranes?A vitamin D deficiency lowers calcium absorption and can lead to which pair of conditions?Protein buffering accounts for what share of the buffering power of the blood?When blood potassium is higher than normal, what happens to bicarbonate conservation in the kidney?In respiratory acidosis, how does the kidney compensate?Which laboratory pattern fits metabolic alkalosis once compensation is under way?Under the influence of aldosterone, what happens to sodium and potassium in the distal tubule?