Control of ventilation. Control of ventilation refers to the physiological mechanisms involved in the control of physiologic ventilation, which refers to the movement of air into and out of the lungs. Ventilation facilitates respiration.
mindless - lacking the thinking capacity characteristic of a conscious being; the shrieking of the mindless wind. meaningless, nonmeaningful - having no meaning or direction or purpose; a meaningless endeavor; a meaningless life; a verbose but meaningless explanation.
âThere is nothing here to equal the performances in the movie, but if you haven't seen it, a visit to the play might not prove bootless.â âBut arguing with people who don't want to hear is fundamentally bootless.â âSo it is bootless for someone to ask for some further reassurance; that can only add to his stock of beliefs.â âHe screams, he stamps, he curses all heaven with his bootless cries.â âStill, it is bootless to argue with theologians, especially when they wear purple or crimson.â