Epiglottis		A chemical gas, which is a biproduct of the Krebbs cycle.
Bronchi		The tiny functional units of the lungs, which serve as the transfer point between the oxygen and the blood itself.
Bronchiole		A chemical gas, which we need to survive; biproduct of trees.
Respiration		Tubes which are primary branches of the trachea, leading directly into the lungs.
Ribs		This organ forces air in and out of the lungs; this organ is a muscle.
Carbondioxide		A cartilaginous organ in the throat, covering the glottis when swallowing to prevent food and liquid from entering the trachea; also a speech organ.
Trachea		An organ of the neck involved in breath control, protection of the trachea and sound production, housing the vocal cords, and that is situated at the point where the upper tract splits into the trachea and the esophagus.
exhalation		The part of the alimentary canal that extends from the mouth and nasal cavities to the larynx, where it becomes continuous with the esophagus.
Alveoli		A cartilaginous tube connecting the larynx to the bronchus, bronchi; the windpipe
Cilia		A pair of organs, whose main purpose is to extract oxygen from the air, and rid the body of carbon dioxide waste.
pharynx		The process by which the diaphragm expands, and forces the depleted air out of the lungs.
Lung		These force mucus to the throat, so that air can be moistened.
Inhalation		The process by which the Diapragm contracts, sucking in oxygen-rich air.
Diaphragm		A muscle-lined cage of bone, which aids the diapraghm in expelling air.
Oxygen		The small branches of a bronchus.
Larynx		The process of inhaling and exhaling; Breathing.