Locomotion and Movement


  1. Low Ca++ in the body fluid may be the cause of:









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    Tetany is caused by reduction in the calcium level due to underactive parathyroid hormone.

    Correct Option: A

    Tetany is caused by reduction in the calcium level due to underactive parathyroid hormone.


  1. Out of ‘X’ pairs of ribs in humans only ‘Y’ pairs are true ribs. Select the option that correctly represents values of X and Y and provides their explanation:









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    In human, 12 pairs of ribs are present out of which 7 pairs of ribs (1st to 7th pair) are dorsally attached to vertebral column and ventrally to the sternum.

    Correct Option: D

    In human, 12 pairs of ribs are present out of which 7 pairs of ribs (1st to 7th pair) are dorsally attached to vertebral column and ventrally to the sternum.