What is the root value of Biceps jerk: (A) C5-C6, (B) C6-C7, (C) C7-C8, (D) C8-T1
Answer is A. Biceps jerk C5, 6 Triceps jerk C6-8 Radial jerk C7, 8 Biceps jerk (C5, 6) - The elbow is flexed to a right angle and slightly pronated. A finger is placed on the biceps tendon and struck with a percussion hammer; this should elicit flexion and slight supination of the forearm.