Anatomy General f24648e3 Card test is done for? A Abductor pollicis brevis B Dorsal interossei C Palmar interossei D Adductor pollicis High-Yield Explanation Card test - Person is told to hold a card tightly between the fingers to test palmar interossei. Book test - To test adductor polllicis. Pen test - To test for abductor pollicis brevis.