Dental Which of the following is true about thermal and electrical pulp tests after trauma? A Sensitivity tests evaluate the nerve and circulatory condition of the tooth B False positive tests are more likely than false negative tests C It may take up to nine months for normal blood flow to return. D It may take a few hours for normal blood flow to return 💡 Explanation Which of the following is true about thermal and electrical pulp tests after trauma? ✓ Correct Answer: C. It may take up to nine months for normal blood flow to return.