oxygen, What is the gas that diffuses from the lung into our blood?, carbon dioxide, Gas produced during respiration, water, Liquid produced during respiration, glucose, substance that reacts with oxygen during respiration, diaphragm, dome-shaped muscle located below the lung, inhale, breath in, exhale, breath out, lungs, major respiratory organ, trachea, also called windpipe, cilia, hair-like projections called ________ that move microbes and debris up and out of the airways., tar, substance in cigarette smoke causes lung cancer, nicotine, substance in cigarette smoke causes addiction, carbon monoxide, gas formed due to lack of oxygen, bronchus, trachea branched into two _______., bronchioles, bronchus branched into many _______.

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