Muscles involved in the movement of arm are

Options

A. Striated
B. Unstriated
C. Cardiac
D. Smooth

Answer

### Step-by-Step Text Solution:

1. **Understanding the Question**: The question asks about the muscles involved in the movement of the arm.

2. **Types of Muscle Tissue**: There are three types of muscle tissues in the human body:
- **Skeletal Muscle**: Responsible for voluntary movements.
- **Cardiac Muscle**: Involuntary muscle found in the heart.
- **Smooth Muscle**: Involuntary muscle found in organs like the stomach and intestines.

3. **Identifying the Relevant Muscle for Arm Movement**:
- The movement of the arm is a voluntary action, which means it is controlled consciously.
- The only type of muscle responsible for voluntary movement is **Skeletal Muscle**.

4. **Conclusion**: Therefore, the muscle involved in the movement of the arm is **Skeletal Muscle**.

### Final Answer:
The muscles involved in the movement of the arm are **Skeletal Muscles**.

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