SmartDraw includes thousands of professional-looking diagrams like this that you can easily edit and make your own.
Text in this example:
Muscles of Upper Limb
Muscles of the Hand - Dorsal 1. 2. 4. 3. 5. LifeART Collection Images Copyright © 1989-2001 by Lippincott Williams & Wilkins, Baltimore, MD Dorsal interosseous muscles Extensor digiti minimi Extensor digitorum Extensor carpi radialis longus Extensor pollicis longus