Name the muscular disorder in which rapid or wild contraction of muscles occurs .

Explanation

**Step-by-Step Text Solution:**

1. **Understanding the Question**: The question asks for a specific muscular disorder characterized by rapid or wild contractions of muscles.

2. **Identifying Muscle Types**: Muscles can be classified into three types: skeletal, cardiac, and smooth. The question refers to involuntary muscles, which are primarily smooth and cardiac muscles.

3. **Defining the Disorder**: The disorder that involves rapid or wild contractions of muscles is known as "muscular titany." This condition is characterized by involuntary muscle contractions that occur at a high frequency.

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