... and went to inform the nurse. (Para. 8)
Meaning: ... and went to tell the nurse about the death of the old man
inform: vt. tell; give information or knowledge to.
This verb is often used together with "of" or "about" or followed by a personal object or a that-clause. Look at the following examples:
I wasn't informed of / about the decision until too late. 有人通知我这个决定的时候, 已为时太晚。
I informed him that I would not be able to attend the meeting. 我告知他我无法出席会议。