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.
Define ageless. ageless synonyms, ageless pronunciation, ageless translation, English dictionary definition of ageless. adj. 1. Seeming never to grow old or to show the effects of time: Our sporting heroes often strike us as ageless. We remember them in their prime, their... Ageless - definition of ageless by The Free Dictionary