Chapter 17: Respiration and Excretion-Crossword Puzzle

The process in which oxygen and glucose undergo a complex series of chemical reactions inside cells
the throat
tiny hairlike extensions that can move together in a sweeping motion
windpipe
passages that direct air into the lungs
tiny sacs of lung tissue specialized for the movement of gases between air and blood
a large, dome shaped muscle that plays an important role in breathing
voice box
folds of connective tissue that produce your voice
the dark, sticky substance that forms when tobacco burns
a colorless, odorless gas
A stimulant drug that increases the activities of the nervous system and the heart. It also increases blood pressure.
physical dependence
irritation of the breathing passages in which the small passages become narrower than normal and may be clogged with mucus
a serious disease that destroys lung tissue and causes breathing difficulties
the removal process of wastes
a chemical that comes from the breakdown of proteins
major organs of excretory system
a watery fluid that contains urea and other wastes
two narrow tubes that carry urine to the urinary bladder
a sacklike, muscular organ that stores urine
small tube through which urine leaves the body
tiny filtering factories that remove wastes from blood and produce urine
major organs of the respiratory system