The client is brought into the emergency room (ER) by paramedics with blunt trauma to the left upper side of the abdomen due to a motor vehicle accident. The ER nurse knows what organ is most likely impacted.

A. Appendix: Located in the right lower quadrant, the appendix is unlikely to be impacted in left upper quadrant trauma.B. Left ureter: The left ureter is located lower in the abdomen along the flank area and is not directly impacted in the left upper quadrant.C. Left lobe of liver: The liver’s left lobe extends into the left upper quadrant, making it a likely organ to be impacted in blunt trauma to this area, particularly given its large size and location near the abdominal wall.D. Sigmoid colon: Positioned lower in the left lower quadrant, the sigmoid colon is less likely to be affected by left upper abdominal trauma.