Name the kind of joint which permits movements in a single plane.

Explanation

**Step-by-Step Solution:**

1. **Understanding Joint Types**: Joints in the human body can be classified based on the type of movement they allow. Some joints permit movement in multiple planes, while others allow movement in just one plane.

2. **Identifying the Joint**: The question specifically asks for a joint that permits movement in a single plane. The type of joint that fits this description is known as a hinge joint.

3. **Characteristics of Hinge Joints**: Hinge joints allow movement similar to the opening and closing of a door. They enable flexion and extension but restrict movement in other directions.

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