<prompt> Pars intermedia of hypophysis cerebri from?EndodermMesodermOral ectodermNeuroectoderm  <response>: The intermediate pas of pituitary gland develop from an ectodermal diveiculum called RATHKE;S pouchThis grows upwards from the roof of stomatodaeum, just in front of buccopharyngeal membrane.Ref: human embryology by IB Singh 9th edition,pg-310 