This image shows the extensor indicis, which  is a very thin muscle lying directly beneath the extensor carpi ulnaris. This muscle extends the first and second digits. The extensor digitorum lateralis is also shown.

This site was last modified May 10, 2002.    NOTE: These pages are best viewed at a screen size of 800 X 600 pixels.

The address of A/P Lab is:  http://bioweb.uwlax.edu/aplab/      Direct comments or questions to gillis.rick@uwlax.edu