Excess of manganese toxicity causes

Answer

**Step-by-Step Solution:**

1. **Understanding Manganese Toxicity**: Manganese is an essential trace element for plants and animals, but excessive exposure can lead to toxicity. It's important to recognize the sources of manganese exposure, especially in industrial settings.

2. **Sources of Excess Manganese**: Excessive manganese can often be found in environments where construction or technical work is being done. This can lead to increased inhalation or absorption of manganese particles.

3. **Effects on Mental Health**: One of the most significant effects of manganese toxicity is on mental health. It can lead to a condition referred to as "manganese mania," which is characterized by a decline in mental stability.

4. **Neurological Symptoms**: The neurological effects of manganese toxicity include:
- **Hallucinations**: Individuals may experience false perceptions or sensations that are not present.
- **Irritability**: Increased sensitivity and a lower threshold for frustration can occur.
- **Psychosis**: Severe mental disorders that can alter a person's perception of reality may develop.

5. **Conclusion**: In summary, excess manganese toxicity primarily affects mental health, leading to neurological issues such as hallucinations, irritability, and psychosis. Awareness of these symptoms is crucial for early detection and intervention.

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