Social & Preventive Medicine General b61b4900 Tuberculin testing done at ? A Dorsum of left arm B Dorsum of right arm C Ventral aspect of left forearm D Ventral aspect right forearm High-Yield Explanation Ans. is 'c' i.e., Ventral aspect of left forearm In tuberculin test, injection is given intradermally on flexor (ventral) surface of left forearm, mid-way between elbow & wrist.