FCCN LEVEL 1 EXAM STUDY GUIDE 2026
COMPLETE PREPARATION PACK FULL
SOLUTIONS VERIFIED 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
◉ Chvostek's sign. Answer: Cheek, facial spasm when Cheek is tapped
associates with hypocalcemia
COMPLETE PREPARATION PACK FULL
SOLUTIONS VERIFIED 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
◉ Chvostek's sign. Answer: Cheek, facial spasm when Cheek is tapped
associates with hypocalcemia
