Well, now that he'd been given an order, of course he had to ignore it completely. If just to show Hux he wasn't the boss.

"When was the last time you attended to anyone's injuries?"

He made no noises at anything the general was doing to his wound. The main reaction he had to the attention to the rather deep wound was an occasional hardening of his features, though once or twice he did bite the inside of his lip. The bowcaster that hit him had killed weaker men in a single shot; it was mainly through stubbornness that he was even able to stand.