Term | Definition |
asthma | lung disorder in which the bronchial tubes contract quickly causing shortness of breath, wheezing, coughing |
trachea | another name for the windpipe/air-conducting tube that connects the larynz with the bronchi |
bladder | elastic, muscular organ/sac that holds urine until it leaves the body |
larynx | another name for the voice box/airway in which the vocal cords are attached |
urine | wastewater that contains excess water, salts, and other wastes that are not reabsorbed by the body |
urinary system | group of excretory organs that rid the blood of wastes, control blood volume, and balance the concentration of salts |
ureter | tube that carries urine from each kidney to the bladder |
alveoli | tiny, thin-walled air sacs at the end of the bronchioles; where the exchange of oxygen and carbon dioxide takes place |
pharynx | the tube-like passageway for food, liquid, and air (back of the throat) |
kidney | bean-shaped urinary system organ that filters blood and makes urine |
nephron | a tiny filtering unit of the kidney |
emphysema | lung disease usually caused by smoking in which the alveoli enlarge, become brittle, and may burst |
urethra | tube that carries urine from the bladder to the outside of the body |
diaphragm | breathing muscle located below the lungs; contracts and relaxes to let gases in and out of the body |
bronchi | two short tubes that branch off the lower end of the trachea |