Synonyms: bronchus non-striated muscle involuntary muscle of bronchus smooth muscle of bronchi involuntary muscle of bronchial trunk smooth muscle of bronchial trunk bronchi non-striated muscle smooth muscle tissue of bronchi involuntary muscle of bronchi bronchial trunk smooth muscle bronchial trunk involuntary muscle bronchial trunk non-striated muscle bronchial trunk smooth muscle tissue smooth muscle tissue of bronchus non-striated muscle of bronchus non-striated muscle of bronchial trunk smooth muscle tissue of bronchial trunk non-striated muscle of bronchi bronchi smooth muscle tissue bronchus smooth muscle tissue smooth muscle of bronchus bronchi smooth muscle bronchus involuntary muscle bronchi involuntary muscle