Typically, the use of imagery, in this case, a mountain, creates a picture in the reader's mind of the setting to make it feel more realistic.
Hope I could help!
The literal definition means to fix something firmly in a surrounding mass. When studying English, the term embedded is used when placing quotes in an essay or a question. This basically means to take a quote and place it in a sentence, but making sure it looks like it is part of the sentence.
