You arrive at the scene of a motor vehicle collision involving a compact car and a full-sized pickup truck. The driver of the pickup is talking to police and denies injuries; the driver of the compact car is sitting in the driver's seat of his vehicle with his seat belt still on. There is damage to the rear of this vehicle. For which of the following injuries to the driver of the car would you have the highest index of suspicion?
◦ Chest injuries
◦ Lower extremity injuries
◦ Neck injuries
◦ Abdominal injuries