NUR 242 Electrolytes Questions with Correct
Answers
what are electrolytes critical for?
nerve impulse transmission. muscular contraction. water balance
what does sodium regulate?
renal retention and excretion of h20. stimulates neuromuscular reactions. maintains bp
what is hypernatremia associated with?
dehydration and insufficient water intake. diabetes insipidus. diarrhea. vomiting. excessive
sweating and fever
what causes abnormal retention of sodium?
excessive saline therapy and sodium intake
what are the signs and symptoms of hypernatremia?
extreme thirst. tachycardia. hypertension. low grade fever. dry mouth. restlessness.
disorientation. hallucinations. oliguria
what are the signs and symptoms of hypernatremia in infants?
high pitched cry and depressed fontanels
what is hyponatremia associated with?
severe burns. heart failure. edema. diarrhea. sweating. diuretics. water intoxication
what are the signs and symptoms of hyponatremia?
polyuria. rapid pulse. hypotension. muscle cramps. weakness. confusion. seizures. weight
gain
Answers
what are electrolytes critical for?
nerve impulse transmission. muscular contraction. water balance
what does sodium regulate?
renal retention and excretion of h20. stimulates neuromuscular reactions. maintains bp
what is hypernatremia associated with?
dehydration and insufficient water intake. diabetes insipidus. diarrhea. vomiting. excessive
sweating and fever
what causes abnormal retention of sodium?
excessive saline therapy and sodium intake
what are the signs and symptoms of hypernatremia?
extreme thirst. tachycardia. hypertension. low grade fever. dry mouth. restlessness.
disorientation. hallucinations. oliguria
what are the signs and symptoms of hypernatremia in infants?
high pitched cry and depressed fontanels
what is hyponatremia associated with?
severe burns. heart failure. edema. diarrhea. sweating. diuretics. water intoxication
what are the signs and symptoms of hyponatremia?
polyuria. rapid pulse. hypotension. muscle cramps. weakness. confusion. seizures. weight
gain