First Aid for Corrections Officers Practice Test

Which stage of hyperthermia is characterized by severe symptoms including confusion and fainting?

1. Heat cramps

2. Heat exhaustion

3. Heat stroke

4. Heat fatigue

The correct answer is: Heat stroke

Heat stroke is the final and most severe stage of hyperthermia and is characterized by critical symptoms such as confusion, fainting, and loss of consciousness. It occurs when the body’s temperature regulation fails, and the body temperature rises to dangerously high levels, often exceeding 104°F (40°C). This condition is a medical emergency that necessitates immediate intervention to prevent serious complications or death. During heat stroke, the body’s cooling mechanisms are overwhelmed, leading to disruptions in the central nervous system. Symptoms may also include hot, dry skin (as sweating ceases), rapid heartbeat, and hallucinations. The risk factors include prolonged exposure to high temperatures, vigorous activity in hot weather, and dehydration. In contrast, heat cramps are usually mild muscle spasms that occur due to loss of electrolytes and can be managed with hydration. Heat exhaustion presents with symptoms such as heavy sweating, weakness, and nausea, but is less severe than heat stroke. Heat fatigue typically describes a general sense of tiredness that can arise from heat exposure but does not present the severe neurological symptoms seen in heat stroke. Thus, heat stroke stands out due to its life-threatening nature and severe symptoms.