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Health units for PE
Health unit 3
| Term | Definition |
|---|---|
| 1. Cells | the basic building blocks of life. |
| 2. Tissue | groups of similar cells that do the same kind of work |
| 3. Organs | structures made up of different types of tissues that all work together. |
| 4. Skeletal System | a body system consisting of bones and the tissues connecting them |
| 5. Muscular System | made up of all the muscles in your body |
| 6. Digestive System | The body system that controls digestion of food. |
| 7. Excretory System | gets rid of the wastes your body produces and also maintains fluid balance. |
| 8. Circulatory System | allows the body to move blood to and from tissues |
| 9. Respiratory System | enables you to breathe; transports oxygen and carbon dioxide into and out of the body |
| 10. Nervous System | the control center and communication system of the body |
| 11. Disease | a condition that affects the proper functioning of the body or mind |
| 12. Communicable Disease | diseases that can be spread |
| 13. Non-communicable Disease | diseases that do not spread, such as cancer and diabetes |
| 14. Pathogen | a microscopic organism that causes communicable disease |
| 15. Contagious | when one can spread a virus to others by direct or indirect contact |
| 16. Vaccine | medicine that protect you from getting certain diseases |
| 17. Medicines | drugs used to treat, cure or prevent disease |
| 18. Prescription Medicines | medicines sold only with a written order from a doctor. |
| 19. Over-the-counter Medicines | medicines available without a written order from a doctor. |
| 20. Antibiotic | medicine that kills or stops the growth of bacteria and other specific germs |
| 21. Side Effect | any reaction to a medicine other than the one intended |
| 22. Tolerance | the body becomes used to the medicine and it longer has the same effect |
| 23. Nicotine | a drug that speeds up the heartbeat and affects the central nervous system |
| 24. Carbon Monoxide | poisonous, odorless gas produced when tobacco burns |
| 25. Tar | Thick, oily, dark liquid that forms when tobacco burns |
| 26. Emphysema | a disease that occurs when the tiny air sacs in the lungs lose their elasticity, or ability to stretch |
| 27. Alcohol | a substance produced by a chemical reaction in carbohydrates |
| 28. Depressant | a drug that slows down the brain and body functions |
| 29. Cirrhosis | destruction and scarring of the liver tissue |
| 30. Inhalants | substances whose fumes or vapors are inhaled, or breathed in |
| 31. Marijuana | an illegal drug that comes from the hemp plant; also known as pot or weed |
| 32. Stimulants | drugs that speed up the body’s functions |
| 33. Narcotics | strong drugs that relieve pain; prescription drugs that are abused |
| 34. Hallucinogens | illegal drugs that cause the user’s brain to create or distort images and to see and hear things that are not real |