Summary Videos Summary Anatomy Video Summary Exam Video Tendons/Muscles Extensor Pollicis Longus (EPL) ThumbAnatomyExam Extensor Pollicis Brevis (EPB) ThumbAnatomyExam Abductor Pollicis Longus (APL) ThumbAnatomyExam Abductor Pollicis Brevis (APB) ThumbAnatomyExam Flexor Pollicis Brevis (FPB) ThumbAnatomyExam Opponens Pollicis (OP) ThumbAnatomyExam Nerves Dorsal Radial Sensory (Superficial Radial) Nerve ThumbAnatomyExam Dorsal Thumb ArteryAnatomyExam Vein Dorsal Thumb VeinsAnatomyExam Joint & Associated Ligaments Thumb IP JointAnatomyExam Thumb MP JointAnatomyExam Thumb CMC (Basilar) JointAnatomyExam Bones First MetacarpalAnatomyExam Thumb Proximal PhalanxAnatomyExam Thumb Distal PhalanxAnatomyExam