Name the joint between the skull and spine:

Which is the largest bone in our body?

  What percent of our body weight do the muscles make?

  Which of the following is a ball and socket joint?

Which of these systems help to digest food?

Number of bones in an adult:

Erect posture of human body is possible because of:

What is protected from sudden shocks by the skull?

What is the jelly like substance inside the bone called?

Man is able to bend because of