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Chap 35-Immune
Immune System Miller/Levine Biology
| Question | Answer |
|---|---|
| The most widespread, non-specific defense the human body has. | Skin |
| This non-specific defense traps pathogens...and contains an enzyme to destroy bacteria. | mucus |
| These are the 3 non-specific responses that are part of the bodies second line of defense. | Histamines, Interferon, Fever |
| Causes swelling at the infected area, by increasing blood flow. | Histamines |
| Substance the body produces to inhibit the growth of viruses. | Interferon |
| True or False. Fever speeds up the immune response. | True |
| Any foreign substance that triggers an immune response. | antigen |
| A type of protein that "tags" antigens for destruction. | antibodies |
| The 2 main cells that travel throughout the body, protecting it from invaders by looking for foreign antigens. | T and B cells (lymphocytes) |
| Part of humoral immunity, these cells produce and release antibodies. | Plasma Cells |
| Cells that "remember" antigens after plasma cells die...rapidly produce new plasma cells if infection returns. | Memory B Cells |
| Type of immunity that occurs inside of the bodies fluids. | Humoral Immunity |
| Type of immunity that occurs inside of cells infected by pathogens. | Cell-Mediated Immuniuty |
| These cells recognize antigens on infected cells, divide into more cells, and activate B cells, Cytotoxic T cells, and produce memory T cells. | Helper T-cells |
| These cells are Natural Killer Cells, hunting down and terminating infected cells. | Cytotoxic T-cells |
| The 2 ways Cytotoxic T-Cells kill infected cells. | puncture membrane or initiate apoptosis. |
| These cells help keep the immune system in check. | suppressor T-cells |
| These cells make organ transplant difficult. | Cytotoxic T-cells |
| Tranmission of a disease from animals to humans. | zoonosis |
| Organism that carry diseases allowing them to spread. | vectors |
| These white blood cells actual consume pathogens..then display antigen on surface of cell. | macrophages |