In atrial fibrillation, the electrical impulse of the heart is not regular. 1  Parts of the heart cannot contract in an organized pattern. 2  As a result, the heart cannot pump enough blood to meet the body's needs.
Synonyms, crossword answers and other related words for IN A NUTSHELL. summed up briefly; gave the facts in a nutshell; just tell me the story in a nutshell; explained the situation in a nutshell.
1 See more words with the same meaning: acronyms (list of) . 2  See more words with the same meaning: flirting, hit on, pimp, player, wing-man. 3  See more words with the same meaning: sexuality (related to) . a meeting or gathering about shared interests. 2  Usually held during a larger meeting, e.g. a conference. 3  Acronym for birds of (a) feather.. 4  See more words with the same meaning: a party, event, gathering, meeting.