How do the other soldiers act in Chapter 5?

The other soldiers' actions are no different than Henry's.... they are a team, one single unit fighting for survival.

He suddenly lost concern for himself, and forgot to look at a menacing fate. He became not a man but a member. He felt that something of which he was a part--a regiment, an army, a cause, or a country--was in crisis. He was welded into a common personality which was dominated by a single desire.

There was a singular absence of heroic poses. The men bending and surging in their haste and rage were in every impossible attitude. The steel ramrods clanked and clanged with incessant din as the men pounded them furiously into the hot rifle barrels. The flaps of the cartridge boxes were all unfastened, and bobbed idiotically with each movement. The rifles, once loaded, were jerked to the shoulder and fired without apparent aim into the smoke or at one of the blurred and shifting forms which upon the field before the regiment had been growing larger and larger like puppets under a magician's hand.