FCCN 1 2026 FINAL PAPER STUDY GUIDE
VERIFIED Q&A
◉3.5-5. Answer: normal potassium levels
◉8.5-10.5. Answer: normal calcium levels
◉1.7-2.2. Answer: normal magnesium levels
◉2.5-4.5. Answer: normal phosphorus levels
◉hyponatremia. Answer: this electrolyte abnormality results in
lethargy, n/v, lethargy, and abdominal cramping; if extremely low-
risk for seizures with correction
◉hypernatremia. Answer: this electrolyte abnormality results in
disorientation, thirst, and weakness
◉sodium. Answer: these electrolyte abnormalities need to be
corrected slowly
, ◉hyperkalemia. Answer: this electrolyte abnormality results in
flaccid muscle paralysis, paresthesias of face, tongue, feet and hands,
and ventricular arrhythmias
◉hypokalemia. Answer: this electrolyte abnormality results in
arrhythmias, impaired urine-concentrating ability, and
hyperglycemia
◉hyperkalemia. Answer: tall peaked T waves is a sign of what
◉hypokalemia. Answer: flat t waves is an early sign of what
◉hypokalemia. Answer: u waves are a late sign of what
◉hypokalemia. Answer: this electrolyte abnormality increases risk
for digoxin toxicity
◉hypocalcemia. Answer: this electrolyte abnormality results in
muscle cramps, tremors, twitching, and hyperactive deep-tendon
reflexes.
◉Trousseau's sign. Answer: arm/carpal spasm associated with
hypocalcemia
VERIFIED Q&A
◉3.5-5. Answer: normal potassium levels
◉8.5-10.5. Answer: normal calcium levels
◉1.7-2.2. Answer: normal magnesium levels
◉2.5-4.5. Answer: normal phosphorus levels
◉hyponatremia. Answer: this electrolyte abnormality results in
lethargy, n/v, lethargy, and abdominal cramping; if extremely low-
risk for seizures with correction
◉hypernatremia. Answer: this electrolyte abnormality results in
disorientation, thirst, and weakness
◉sodium. Answer: these electrolyte abnormalities need to be
corrected slowly
, ◉hyperkalemia. Answer: this electrolyte abnormality results in
flaccid muscle paralysis, paresthesias of face, tongue, feet and hands,
and ventricular arrhythmias
◉hypokalemia. Answer: this electrolyte abnormality results in
arrhythmias, impaired urine-concentrating ability, and
hyperglycemia
◉hyperkalemia. Answer: tall peaked T waves is a sign of what
◉hypokalemia. Answer: flat t waves is an early sign of what
◉hypokalemia. Answer: u waves are a late sign of what
◉hypokalemia. Answer: this electrolyte abnormality increases risk
for digoxin toxicity
◉hypocalcemia. Answer: this electrolyte abnormality results in
muscle cramps, tremors, twitching, and hyperactive deep-tendon
reflexes.
◉Trousseau's sign. Answer: arm/carpal spasm associated with
hypocalcemia
