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immunology 165

Nursing 165 mtc immunology

QuestionAnswer
Antigens is foreign substances to the body and stimulates antibody production
Antibodies is The defense mechanisms of the immune system that rid the body of antigens by: (weapon of the body)
what do antibodies do? Coating antigens’ surfaces Neutralizing the antigens if they are toxins Precipitating the antigens out of solution if they are dissolved
immune system does what defends against infection and invasion by other organisms
What cell is filtered out by the spleen? white blood cells
Major components of the immune system bone marrow, WBCs, lymphoid tissues (spleen, lymph nodes)
Stem cells are undifferentiated cells in the bone marrow
B lymphocytes (B cells), are mature in the bone mare and enter the circulation as precursors to antibody secreting cells or memory cells
T lymphocytes (T cells) are mature in the thymus gland into different kinds of cells
natural immunity present at birth and • Coating antigens’ surfaces • Neutralizing the antigens if they are toxins • Precipitating the antigens out of solution if they are dissolved
natural immunity is a dependent on the ability to distinguish, what? self and non-self
Natural killer cells
Created by: 597389573
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