The first vertebra,the atlas,by its articulation with the axis vertebra,facilitates a:

The characteristic and an example of a synovial joint in humans is

Select the correct matching of the type of the joint with the example in the human skeletal system:

What are the characteristics and examples of synovial joints in humans? Characteristics || Example

$A$: Maximum movement is possible at the amphiarthroses joint.
$R$: Such joints are also called synovial joints and have almost frictionless movement due to synovial fluid.

The pivot joint between the atlas and axis is a type of .......