On the displacement of coloured fluids into the middle ear cleft as investigated on preparations of the petrous bone.
D001826:Body Fluids; D004432:Ear, Middle / Q000502:physiology*; D005243:Feces; D006801:Humans; D009142:Musculoskeletal Physiological Phenomena; D010579:Petrous Bone / Q000502:physiology*
EAR, MIDDLE/physiology; PETROUS BONE/physiology