<prompt> Pendular knee jerks are due to defect of?Ischemic strokeNeocerebellumPaleocerebellumArchicerebellum  <response>: Manifestation Neo-cerebellum Lesions of this area cause hypotonia. Manifests as pendular knee-jerk. Also developing in these patients is dysmetria, dysdaidokinesia, scanning speech also occur. Paleo-cerebellum Gait ataxia, loss of tandem gait Archi-cerebellum Truncal ataxia, titubation 