1. The document describes various surgical positions used during operations including supine, Trendelenburg, reverse Trendelenburg, fracture table, lithotomy, Fowler's, semi-Fowler's, prone, jackknife, knee-chest, lateral, kidney, and Sims' positions.
2. The most common positions are supine, prone, modified Trendelenburg, and lateral. Supine is used for many procedures while prone is used for back or spine surgery.
3. Proper positioning is important to provide surgical access while maintaining patient safety. Nurses must prepare equipment for each position and avoid potential hazards like skin breakdown or nerve damage.