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15 Cards in this Set
- Front
- Back
T lymphocyte
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mediates cell immune response
orginates stem cells BONNE marrow, MATURES THYMUS |
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T cells differentiate
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Into Cytotoxic T cell, MHC 1, CD8, HELPER T MHC II CD4
SUPRESSOR T DELAYED HYPERSENSITIVITY T |
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Macrophage
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phagocytizes bacteria, debris, senescenet red cells,
SCAVENGES damaged cells and tissue. activated by GAMMA interferon, APC MHCII |
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Cilated cells
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Extend to RESPIRATORY BRONCHIOLES,
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Goblet cells
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extend to TERMINAL BRONCHIOLES
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TYPE 1 CELLS
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97% of ALVEOLAR surface
line the ALVEOLI |
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TYPE 2 cell
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3% secrete pulmonary SURFACTANT
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SURFACTANT
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decreases ALVEOLAR surface tension.
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Microglia
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CNS PHAGOCYTES
MESODERMAL origen have SMALL irregular nuclei little cytoplasm. |
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Microglia In response to
tissue damage |
transform to large AMEBOID
phagocyte cells |
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HIV infected microglia
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fuse to form
multinucleated giant cells in CNS |
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Oligodendroglia
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Myelinate CNS axons . NISSL stain SMALL nuc. little CHROMATIN
PREDOMINANT glial cell in WHITE MATTER destroyed in M.S. |
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Nissl stain Negative
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microglia
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schwann cells
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MYELINATES only 1 PNS axon
promote AXONAL regeneration |
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schwannoma
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ACOUSTIC NEUROMA
location associated internal acoustic meatus CN VII VII |