Root value of supinator jerk-
Ans. is 'c' i.e., C5 C6 ReflexRoot valueBiceps reflex (biceps jerk)C5 C6Supinator reflex (Supinator jerk)C5 C6Triceps reflex (Triceps jerk)C7 C8Knee jerkL3 L4Ankle jerkS1 s2
C3 C4
C4 C5
C5 C6
C8 T1
Nerves of Upper Extremity