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.