<prompt> Which of the following is seen in mania:September 2011Low activityOver activityNormal activityNone of the above  <response>: Ans. B: Over activityManic episode:There is an increased psychomotor activity, ranging from overactiveness and restlessness, to manic excitement where the person is on-the-toe-on-the-go, i.e. involved in ceaseless activityBipolar disorder BPD:Mania alone may be categorized as BPD, but depression alone is notChromosome 18 is involvedManiaInflated self esteemGrandiosityFlight of ideasDistractibility 