Wasted thumb

Related Anatomy
Muscles
Biceps brachii Pronator teres Flexor pollicis longus Abductor pollicis brevis
Nerve Root
T1 C8
Brachial Plexus Cord
Medial cord
Photograph from Robert J. Schwartzman, MD Neurologic Examination (2006) Massachusetts, USA: Blackwell Publishing. Permission from Dr. Schwartzman for adaptation of this image.