鼻 and 口: covering, opening, and closing
Read locations, actions, and maintained states in expressions for the nose and mouth.
Actions involving the nose
鼻, read はな, means nose. 鼻をかみました。 means that someone blew their nose. Do not translate かむ as chewing in this combination.
鼻の上に小さな点を描きました。 says that someone drew a small dot on the nose. Preserve both its size and its location.
Actions involving the mouth
口, read くち, means mouth. 口を開けてください。 asks someone to open their mouth.
口を閉じたまま笑いました。 describes laughing with the mouth closed. まま marks the closed state as continuing.
Keep every named part
鼻と口を布で覆いました。 says that someone covered the nose and mouth with a cloth. Both parts connected by と are objects of the action.
口の周りを拭きました。 means wiping around the mouth. Translating it as wiping inside the mouth changes the area specified by 周り.
In 口を閉じたまま笑いました, was the mouth opened?
Show the answer and why
No. The person laughed while keeping the mouth closed.