<prompt> Which of the following is false about tympanic membrane:Cone of light is antero-inferiorShrapnells membrane is also known as pars flaccidaHealed perforation has 3 layersTM attachment to tip of malleus handle is called umbo  <response>: c Healed perforation has 3 layersRef. Scott Brown, 8th ed., Vol 2; 529The TM membrane which heals by itself does not have the fibrous layer. It has 2 layers only, the outer epithelial and the inner endothelial.Rest are true 