| OND | Ophthalmic Nursing Diploma; orbitonasal dislocation; other neurological disorders |
|---|---|
| OPL | other party liability; outer plexiform layer; ovine placental lactogen |
| ORM | orosomucoid; other regulated material; oxygen ratio monitor |
| OTPS | other than personal services |
| qod | every other day [Lat. quaque altera die] |
| external urethral sphincter | Origin, ramus of pubis; insertion, with fellow in median raphe behind and in front of urethra; action, constricts membranous urethra; nerve supply, pudendal. Synonym: musculus sphincter urethrae, external urethral sphincter, Guthrie's muscle, musculus compressor urethrae, musculus constrictor urethrae, musculus sphincter urethrae membranaceae, sphincter muscle of urethra, Wilson's muscle. (05 Mar 2000) |
|---|---|
| external wall of cochlear duct | The wall that faces the outer side of the cochlea. Synonym: paries externus ductus cochlearis. (05 Mar 2000) |