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. 2024 Jun 25;9(3):109. doi: 10.3390/jfmk9030109

Figure 2.

Figure 2

Dissection of the left posterior forearm. Dissection of the posterior compartments of the left forearm showing the muscles in this compartment, as well as their tendons passing beneath the extensor retinaculum (A). The extensor retinaculum was removed to show the tendons originating from a single extensor carpi radialis longus muscle belly (B,C) (ER: extensor retinaculum, ECRL: extensor carpi radialis longus, EPL: extensor pollicis longus, EPB: extensor pollicis brevis, APL: abductor pollicis longus, ECU: extensor carpi ulnaris, ED: extensor digitorum).