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"Smartindia is the best online tool for school students." Ms Deepa Chandran, Principal Anchal
"Smartindia is one of the best supplementary education tool for school students." Ms Pooja, Principal
What is pivotal joint? |
A pivot joint, also known as a rotary joint, is a type of synovial joint in which a circular bone rotates upon the axis of another bone. There are only three pivot joints in the human body: one in the neck at the base of the skull and one in each elbow. |