Surgery In a vehicular accident, extensive contusions of brain due to acceleration and deceleration injury indicate what kind of injury? A Penetrating Injury B Coup-Countercoup Injury C Second Impact Syndrome D Crush injury 💡 Explanation In a vehicular accident, extensive contusions of brain due to acceleration and deceleration injury indicate what kind of injury? ✓ Correct Answer: B. Coup-Countercoup Injury