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.
âDetermining who has said nastier things about whom is a bootless enterprise.â âI wasted two weeks trying to redesign the front page, which was bootless; I ended up redoing it with new graphics which are nearly identical to the old.â âA thing of beauty stands where only bootless cries would have been.â âCommon Rule does not give an answer, and it is bootless to look for a precise formula or quota.â Synonyms