<prompt> Midbrain is the centre for integration of which of the following reflexVestibular righting reflexOptical righting reflexMagnet reactionHoping placing reaction  <response>: A Vestibular righting reflex Centers for reflexes maintaining the posture are Medulla: Tonic labyrinthine reflex, tonic neck reflex, decerebrate rigidity Midbrain: Righting reflex, grasp reflex, vestibular pacing reaction Cortex: Decorticate rigidity, hopping pacing reaction Righting Reflexes: Righting reflexes operate to maintain the normal standing position and keep an animals head upright. These reflexes are a series of responses integrated for the msot part in the nuclei of the midbrain. When the midbrain animal is held by its body and tipped from side to side, the head stays level in response to the labyrinthine righting reflexes. 