Muscle Anatomy

Electronic Myoanatomic Atlas for Clinical EMG

Volume I, Edition 2, 2005

Objectives
1 - Identify over 60 commonly tested muscles for needle EMG examination.
2 - Describe the method of activating the tested muscle.
3 - Define the site of needle insertion.
4 - Review basic anatomy (nerves, roots, insertion, and origin).
5 - Study the principles of needle EMG examinations.

The Upper Extremity Muscles

Intrinsic Muscles of the Hand

Abductor Digiti Minimi - Hand

Abductor Pollicis Brevis

First Dorsal Interosseous - Hand

Distal Arm

Anconeus	Brachioradialis	Extensor Carpi Radialis
Extensor Digitorum Communis	Extensor Indicis	Flexor Carpi Radialis
Flexor Carpi Ulnaris	Flexor Digitorium Profundus	Flexor Pollicis Longus
Pronator Teres	Supinator

Proximal Arm and Shoulder

Biceps Brachii	Deltoid - Anterior	Deltoid - Middle
Infraspinatus	Latissimus Dorsi	Levator Scapula
Pectoralis Major - Clavicular	Pectoralis Major - Sternocostal	Rhomboids - Major
Rhomboids - Minor	Serratus Anterior	Supraspinatus
Teres Major	Triceps Brachii - Lateral Head	Triceps Brachii - Long Head