<prompt> Transtentorial herniation causes all exceptNeck stiffnessPost cerebral aery infarctContralateral hemeiparesis3rd Nerve palsy with contralateral pupillary dilatation  <response>: Answer- A. Neck stiffnessTranstentorial herniation is the displacement of medial temporal lobe into the tentorial opening it is usually seen after extradural hemorrhage.Compression of optic nerve : Ipsilateral pupil dilation 