question: what does local anesthetics block?
choices.text: Muscles in the chest multinucleated cells oxygen digestion Muscles in the upper arm. respiration bone deformities electrical signals
choices.label: A B C D E F G H
formatted_question: what does local anesthetics block? (A) Muscles in the chest (B) multinucleated cells (C) oxygen (D) digestion (E) Muscles in the upper arm. (F) respiration (G) bone deformities (H) electrical signals