Unit 3.1 Review

2. A large multicellular, parasitic worm.
6. Specific immune defense mechanisms. This form of immunity is acquired over a lifetime and uses antibodies to respond to specific antigens.
8. A type of lymphocyte (white blood cell) that matures in bone marrow and produces antibodies.
11. Non-specific immune defense mechanisms that we are born with.
13. This mode of transportation uses Anyone especially: Children, Elderly, those with weak immune systems and more.
16. This mode of transportation uses skin, respiratory tract, and more.
17. Any eukaryotic protist of the phylum.
19. A type of white blood cell (lymphocyte) produced by the thymus and involved in the immune response.

1. Disease transmission that occurs when in contact with an infected individual or exposed to their body fluds.
3. A single-celled, prokaryotic microorganism.
4. Anything that stimulates an immune response.
5. This mode of transportation uses direct and indirect contact.
7. A protein produced by B cells in the blood; works to impair pathogens. Also called an immunoglobulin.
9. Spore producing organisms that lack chlorophyll.
10. A group of non living infectious agents that multiplies in the host.
12. Disease transmission that occurs when a host inhales , touches, or is bitten by infected things.
14. This mode of transportation uses the same as "Portal Of Exit" but for the opposite purpose.
15. A agent that uses abnormal forms of normal proteins that cause diseases such as Kuru and Mad Cow Disease.
18. This mode of transportation uses people, animals and or the environment.