This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
Card test is done for? 
Select and explain. 
A. Abductor pollicis brevis, B. Dorsal interossei, C. Palmar interossei, D. Adductor pollicis
C: Palmar interossei
Answer: C: Palmar interossei 
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.