1.   Slowly straighten the arm by lifting the dumbbell backwards, keeping the upper arm still.

2.   Try straightening your arm.

3.   She put her hands on the side and straightened her arms and held herself there.

4.   At the moment, Walker cannot even straighten his arm.

5.   Today, Brew must transfer that movement upward, gracefully bending and straightening one arm while the other clutches the barre.

6.   But the ICC later accepted medical and video evidence from the Sri Lankan board which proved Muralitharan has a birth defect preventing him from straightening his arm.

7.   This is considered legal provided he does not straighten his arm.

8.   Under the Laws of Cricket a bowler is not allowed to straighten his arm in the final phase of a delivery.

9.   The case has been further confused by the unhelpful suggestion that he cannot fully straighten his arm because of a birth defect.