<prompt> Which of the following is not true about ACL injury?It is a component of the ODonoghue triadACL is intrasynolACL is impoant for proprioceptive functionAnterior drawer test is the most sensitive test  <response>: Lachmans test us the most sensitive test for anterior cruciate ligaments tear. It is done with the knee flexed at 20 degrees. So it can be done in acute as well as chronic injuries. ACL is intrasynol has proprioceptive function. Injury of ACL with MCL medial meniscus is called as O Donghue triad. Ref: Riders 1st ed page .233 