Question

The pivot joint between atlas and axis is a type of: bones

• A. Fibrous joint
• B. Cartilaginous joint
• C. Synovial joint
• D. Saddle joint

Answer 1

The correct option is C

Synovial joint

The correct option is C.

Explanation for correct option:

1. A synovial joint is also one among the three types of joints, which are classified based on their structure & is one of the most common types of joints in human body.
2. Synovial joints are also more flexible & movable joints, which perform various ranges of locomotion, such as walking, running, typing, and more.
3. These joints are also found near the neck joint, shoulder joint, wrist joint, knee joint, etc.

Explanation for incorrect options:

Option A:

1. Fibrous joints are defined as fixed or any immovable joints, which are mainly limited to a few parts of the human body.
2. They also form a connection between bones & are held together by fibrous connective tissues, including the collagen fibers.

Option B:

1. Cartilaginous joints are specialized types of joints, that are classified based on their structure.
2. These joints are also mainly involved in the slight movement, which lacks a joint cavity and comprises bones that are joined together either by fibrocartilage or hyaline cartilage.

Option D:

1. The saddle joint is a type of biaxial & movable joint that allows movements on two planes–flexion or extension and abduction or adduction.

Final answer: The pivot joint between atlas and axis is a type of option (C) synovial joint.