Which factor is NOT a physiological effect of electrical current?

The correct response identifies that "enhanced respiratory function" is not a physiological effect of electrical current. In fact, exposure to electrical current typically has harmful effects on the body, including leading to irregular heart rhythms, burns, and muscle contractions, depending on the current's intensity and pathway through the body.

When electrical current passes through the body, it can disrupt normal physiological functions. High currents may induce ventricular fibrillation, which is a potentially fatal heart arrhythmia resulting from the electrical interference with the heart’s electrical signals. Low currents can cause skin burns due to localized heating at the contact points. Additionally, electrical current can provoke involuntary muscle contractions, which may result in injuries or other complications.

In contrast, the notion of enhanced respiratory function does not align with the known effects of electrical exposure. Instead, electrical current can compromise respiratory muscles and reflexes, potentially leading to respiratory distress. Therefore, identifying "enhanced respiratory function" as not a physiological effect of electrical current is accurate and underscores the negative implications of electrical injuries to bodily functions.