Health lesson 44 Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
| Term | Definition |
| lymphocytes | white blood cells that help the body fight pathogens |
| B cell | a white blood cell that produces antibodies |
| anitbody | a special protein that helps fight infection |
| helper T cell | a white blood cell that signals B cells to produce antibodies |
| macrophage | a white blood cell that surrounds and destroys pathogens |
| immunity | the body's Resistance to disease-causing agents |
| active immunity | resistance to disease due to the presence of antibodies |
| vaccine | a substance containing dead or weakened pathogens that is introduced into the body to give immunity |
| passive immunity | immunity that results from introducing antibodies into a person's bloodstream |
| pathogen | a germ that causes disease |
| bacteria | single-celled microorganisms |
| toxins | poisonous substances |
| immune system | the system that removes harmful organisms from the blood and combats pathogens |
| Rickettsia | intracellular parasites that are classified as bacteria |
| fungi | a pathogen that includes single- or multi-celled parasitic organisms |
| virus | one of the smallest known pathogens |
| protozoa | tiny, single-celled organisms that produce toxins that cause disease |
| helminth | a parasitic worm |
Created by:
username0325
Popular Agriculture sets