Question

Which of the following is an immovable joint?

• A. Hinge joint
• B. Synarthros
• C. Gliding joint
• D. None of the options

Answer 1

The correct option is B

Synarthros

The correct option is B.

Explanation for the correct option:

1. Synarthros is a joint that doesn't allow any movement under normal conditions. Thus, It is an immovable joint.
2. It is divided into three classes fibrous, symphysis, and cartilaginous.
3. The most important example of synarthrosis is suture joints.

Explanation for the incorrect options:

Option A:

1. The hinge joint is like of synovial joint that subsists in the body and is in the service of allowing motion primarily in one plane.
2. It is made up of two or more bones with an articular surface.
3. Example of the hinge joint is shoulder, hip, elbow, and knee.

Option C:

1. A gliding joint is also called a plane joint.
2. It is a joint in which articulating surface of bones is flat or slightly curved.
3. The gliding joints are present in the human body like the ankles, wrist, and spine.

Final answer: Synarthros is an immovable joint.