Cells and tissues Exam 1
Termini in questo insieme (25)
Lymphocyte
Make B and T Cells
Plasma cell
Fully differentiated form of B cell. Secretes antibodies
NK Cell
Kills cells infected with viruses
Neutrophil
Phagocyte
Eosinophil
Kills antibody coated parasites, releases granule contents
Basophil
Controls immune response to parasites
Dendritic
Presents antigen to T cell. Important for mucosal and skin pathogen detection.
Mast cell
Expels parasites
Monocyte
Circulating precursor to macrophages
Macrophage
Presents antigen to T cell, phagocyte
Erythrocyte
Oxygen transport
What cell does B cell come from?
Lymphoid precursor
What cell does plasma cell come from?
B cell
What cell does NK/T cell precursor come from?
Lymphoid precursor
What cell does effector cell come from?
T cell
What cell do erythrocytes come from?
Meyloid precursor
What cell does granulocyte, macrophage, monocyte, dendritic, and mast cells come from?
Myeloid precursor
What is it called when thymus shrinks over time?
Thymic involution
What vessel do lymphocytes enter lymph nodes through?
Afferent
What vessel do lymphocytes leave lymph nodes through?
Efferent
What can lymphocytes enter node through?
High endothelial venules or afferent
What organ handles blood-borne pathogens?
Spleen
Where are T cells fully mature?
Thymus
Where do B cells develop?
Bone marrow
How can antigens get to the lymph node?
Through lymph or directly by dendritic cell.