3E1F7
| Pos | Category | Selected Element & Definition |
|---|---|---|
| 3 | Section |
Administration
|
| E | Body System |
Physiological Systems and Anatomical Regions
|
| 1 | Operation |
Irrigation
Putting in or on a cleansing substance
|
| F | Body System / Region |
Respiratory Tract
|
| 7 | Approach |
Via Natural or Artificial Opening
|