A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of the oral apparatus. The oral apparatus is a funnel-like structure used by the cell to collect food and channel it to the cytostome, characteristic of ciliate protozoans.
Synonyms:
exact_synonym:
oral apparatus organisation
related_synonym:
oral apparatus morphogenesis; oral apparatus organization and biogenesis; stomatogenesis