Canadian Practical Nurse Registration Examination (CPNRE) Practice Exam

Hypoglycemia, which refers to abnormally low blood sugar levels, can trigger a range of physiological responses as the body attempts to restore glucose levels. One common symptom associated with hypoglycemia is cold or clammy skin. This occurs because when blood sugar drops, the body releases stress hormones like adrenaline, which leads to vasoconstriction and a shift in blood flow away from the skin, resulting in cool, clammy skin.

In contrast, high blood pressure, elevated body temperature, and increased energy levels are not typical responses or symptoms associated with hypoglycemia. High blood pressure could potentially occur due to stress responses, but it is not a direct symptom of low blood sugar. Elevated body temperature is not related to hypoglycemia and is more often associated with infections or other metabolic processes, while increased energy levels are contradictory to the nature of hypoglycemia, which typically causes fatigue and lethargy due to insufficient glucose for energy production. Understanding these physiological responses can help clarify the body’s reaction during episodes of low blood sugar.