NBCSN Nationally Certified School Nurse Practice Exam

What symptom might suggest a person is experiencing an episode of hyperglycemia?

1. Increased appetite

2. Cold sweat

3. Dizziness

4. Irritability

The correct answer is: Irritability

Hyperglycemia, which is a condition characterized by elevated blood glucose levels, can manifest through a variety of symptoms. Irritability is often noted as a potential indicator of hyperglycemia as it can stem from the body's attempts to cope with high glucose levels. When blood sugar is elevated, there is a disruption in the usual metabolic processes, which can lead to feelings of frustration or mood swings as the individual feels unwell. The physiological changes occurring during hyperglycemia may also influence mood and cognitive function. When the body is unable to utilize glucose effectively, it may lead to increased fatigue and lack of energy, which can further contribute to irritability. Recognizing irritability as a symptom can help in the early identification of a hyperglycemic episode, allowing for timely intervention. While increased appetite, cold sweat, and dizziness can occur in various states of metabolic imbalance or stress, they are not specific indicators of hyperglycemia in the same way that irritability can be associated with the body's response to elevated blood sugar levels. Understanding these links can help in monitoring and managing conditions like diabetes effectively.