Which of the following is NOT a possible symptom of hyperventilation?

Hyperventilation is a condition that occurs when an individual breathes very quickly and deeply, which can lead to a decrease in carbon dioxide levels in the blood. This physiological change can manifest various symptoms, and the correct identification of these symptoms is crucial in understanding hyperventilation.

Choosing increased blood pressure as the answer is correct because it is not commonly associated with hyperventilation. Hyperventilation typically leads to a range of symptoms such as dizziness, feelings of suffocation, and confusion. Dizziness can result from reduced blood flow to the brain, while the sensation of suffocation may arise from improper gas exchange. Confusion can be a result of altered levels of carbon dioxide, which affects brain function.

In contrast, increased blood pressure is not a typical symptom of hyperventilation; in fact, hyperventilation often leads to a state of respiratory alkalosis, which may not directly influence blood pressure in the same manner as other conditions like anxiety or panic attacks might. Thus, while hyperventilation can produce various distressing symptoms, increased blood pressure is not aligned with the clinical presentation of this specific respiratory state.