<prompt> 1st extensor compartment of wrist contains -EPLEPBECRLECRB  <response>: Ans. is b i.e., EPB CompartentContentsIAbductor pollicis longus, extensor pollicis brevisIIExtensor carpi radialis longus and brevisIIIExtensor pollicis longusIVExtensor digitorum, extensor indicis, posterior interosseus nerve, anterior interosseus arteryVExtensor digiti minimiVIExtensor carpi ulnaris 