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27 Cards in this Set
- Front
- Back
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Monocytes differentiate into what cells in the skin? the brain? the bone?
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skin: Langerhans
brain: microglia bone: osteoblasts/cytes |
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The adaptive immune system is located in the ____ organs.
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lymphoid
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What kind of cells is pus made of?
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neutrophils
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What are "resistance vessels"?
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arterioles
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What are the three levels of arteries, small to large?
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elastic arteries, muscular arteries, arterioles
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What is unique about the adventitia of the vena cava?
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It is the thickest adventitia, and it has bundles of longitudinal smooth muscle.
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Where are you likely to see blind-end lymphatic vessels?
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the intestinal tract
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What cells are responsible for cell regeneration?
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saltellite cells
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The epithelium over the proximal end of the fingernail is called _____.
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eponychium
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The thinckened epithelium on the distal end of the fingernail is called what?
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hyponychium
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What are some differences between the dorsal root ganglia and the sympathetic ganglia, histologically?
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The sympathetic cell bodies are smaller and they are more diffuse.
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How can you tell smooth muscle from dense regular connective tissue is cross section?
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The SM cells will have ROUND nuclei. The dense connective tissue nuclei will be kind of star-shaped.
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What are the two layers of the gray matter of the cerebellum?
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The molecular layer and the granular layer.
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What cells are in between the molecular and granular layers of the gray matter?
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Purkinje cells
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What are some features of spinal ganglia in cross section that differentiate them from sympathetic ganglia?
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The spinal are larger. The spinal support cells form a distinct layer around the soma. The spinal nucleus is usually centered.
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What are the shapes of the nuclei of the various leukocytes?
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lymphocte: big. round (cell itself is kinda small)
monocyte: U-shaped (this cell is BIG) neutrophil: multi-lobed eosinophil: bi-lobed basophil: you can't see it usually because it's so granular (but it's multi-lobed) |
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Which kind of leukocyte works against the activities of the basophil?
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eosinophil
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Which kind of papilla has a lot of keratin and no taste buds?
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filiform (like a cat)
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Four kinds of papillae.
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filiform, fungiform, foliate, circumvallate
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Which kind of papilla has epithelium that folds deeply into the lamina propria?
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foliate
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Which kind of papilla has a deep trough with taste buds and is trapezoidal?
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circumvallate
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What are the round whorls of epithelial cells in the thymus called?
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Hassall's corpuscles
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What is unique about the secondary lymphatic tissue of the palatine tonsil?
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It is bounded by mucosa and has palatine crypts.
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The spleen has what two kinds of pulp?
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red and white pulp
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The pulp of the spleen is supported by what framework?
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splenic cords of reticular fibers
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What would I like to remember as diagnostic of the spleen?
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and arteriole through a mass of white pulp.
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What are the lighter staining areas in the middle of the nodules of the tonsil and lymph node?
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germinal centers
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