Based on the provided reference, the last part of the body to wash is the dorsal area after lateralizing the patient.
Here's a breakdown of the washing procedure according to the reference:
| Step | Body Part | Description |
|---|---|---|
| 1 | Eyes and Face | Washed with clean water and/or neutral soap. |
| 2 | Upper Limbs | From fingers towards the armpit. |
| 3 | Chest | |
| 4 | Both Hands | |
| 5 | Abdomen | |
| 6 | Lower Limbs | |
| 7 | Feet | |
| 8 | Perineum | After changing procedure gloves. |
| 9 | Dorsal Area | After lateralizing the patient. |
Therefore, following this sequence, the dorsal area is the very last part to be washed.
