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Hypernatremia: Quiz


Question 1: Rarely, hypernatremia can result from massive ________ ingestion, such as may occur from drinking seawater.
HypertensionSaltPotassiumSodium chloride

Question 2: With more severe elevations of the sodium level, seizures and ________ may occur.
ICD-10 Chapter XVIII: Symptoms, signs and abnormal clinical and laboratory findingsPersistent vegetative stateAmnesiaComa

Question 3: Clinical manifestations of hypernatremia can be subtle, consisting of lethargy, weakness, irritability, and ________.

Question 4: Ingesting ________ also causes hypernatremia because seawater is hypertonic.
Current sea level riseOcean thermal energy conversionSeawaterSea level

Question 5: Hypernatremia or hypernatraemia (see ________) is an electrolyte disturbance that is defined by an elevated sodium level in the blood.
American and British English differencesAmerican EnglishHiberno-EnglishAmerican and British English spelling differences

Question 6: Water is lost from the body in a variety of ways, including perspiration, insensible losses from breathing, and in the ________ and urine.
Human fecesToiletCoprophagiaFeces

Question 7:
  • Excessive excretion of water from the kidneys caused by ________, which involves either inadequate production of the hormone, vasopressin, from the pituitary gland or impaired responsiveness of the kidneys to vasopressin.
    Bartter syndromeDiabetes insipidusDiabetic nephropathyLiddle's syndrome

Question 8: Therefore, hypernatremia most often occurs in people such as ________, those with impaired mental status, or the elderly, who may have an intact thirst mechanism but are unable to ask for or obtain water.
InfantAttachment theoryPregnancyPrenatal development

Question 9: For this reason, hypernatremia is often synonymous with the less precise term, ________.
HypovolemiaDehydrationDiabetic ketoacidosisHyponatremia

Question 10: Therefore, significant hypernatremia should be treated carefully by a ________ or other medical professional with experience in treatment of electrolyte imbalances.
Medical schoolPediatricsMedicinePhysician


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