Which of the following terms means insufficient sodium in the blood?
A) hypercalcemia
B) hyponatremia
C) hyperkalemia
D) hypoglycemia
B) hyponatremia
Hypo- means insufficient, natr/o means sodium, and -emia means blood condition;
therefore, hyponatremia means insufficient sodium in the blood. Hyper- means excessive and
calc/o means calcium; hence, hypercalcemia means excessive calcium in the blood. Kal/i means
potassium, so hyperkalemia means excessive potassium in the blood. Glyc/o means sugar; thus,
hypoglycemia means insufficient sugar in the blood.
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