Prentice Hall Science Explorer Human Biology and Health Chapter 4
About this set
Created by:
WhitneyThomas586 on April 17, 2012
Subjects:
Description:
These flashcards are on Chapter 4 in Prentice Hall Science Exlorer Human Biology and Health on Respiration and Excretion. Hope they can be of use to you!!!! :0 :D :p :)
-WhitneyThomas586
Order by
24 terms
Terms | Definitions |
|---|---|
 addiction | a physical dependence on a substance |
| nocotine | a stimulant drug in tobacco that increases the activities of the nervous system,heart, and other organs |
| bronchi | the passages that direct air into the lungs |
| excretion | the process by which wastes are removed from the body |
| pharynx | the throat; part of both the respiratory and digestive systems |
| cilia | tiny hairlike extensions that move together in a sweeping motion |
| lungs | the main organs of the respiatory system |
| bronchitis | an irritation of the breathing passages in which small passages become narrower than normal and may be clogged with mucus. |
| urine | a watery fluid produced by the kidneys that contain urea and other wastes |
| vocal cords | folds of connectice tissue that stretch across the opening of the larynx and produce a person's voice. |
| diaphragm | a large, dome shaped muscle that plays and important role in breathing |
| respiration | the process in which oxygen and glucose undergo a complex series of chemical reactions inside cells; also called cellular respiration |
| tar | a dark, sticky substance that forms when tobacco burns |
| alveoli | tiny sacs of lung tissue specialized for movement of gases between air and blood |
| carbon monoxide | a colorless, odorless gas produced when substances-including tobacco-are burned |
| urea | a chemical that comes from the breakdown of proteins |
| kidney | a major organ of the excretory system which removes urea and other wastes from the blood |
| trachea | the windpipe; a passage through which air moves in the respiratory system` |
| nephron | small filtering structure found in the kidneys that removes wastes from blood and produces urine |
| ureter | a narrow tube that carries urine from one of the kidneys to the urinary bladder |
| emphysema | a serious disease that destroys lung tissue and causes breathing difficulties |
| larynx | the voice box; located in the top part of the trachea, underneath the epiglottis |
| urinary bladder | a sacklike muscular organ that stores urine until it is eliminated from the body |
| urethra | a small tube through which urine flows from the body |
First Time Here?
Welcome to Quizlet, a fun, free place to study. Try these flashcards, find others to study, or make your own.