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Questions and Answers
What is the process called where leukocytes escape from venules and small veins, but only occasionally from capillaries?
What is the process called where leukocytes escape from venules and small veins, but only occasionally from capillaries?
- Chemotaxis
- Diapedesis
- Pavementing
- Transmigration (correct)
What is the most important mechanism of leukocyte emigration?
What is the most important mechanism of leukocyte emigration?
- Extension of pseudopodia through the vascular wall
- Disruption and resealing of the basement membrane
- Widening of interendothelial junctions after endothelial cell contraction (correct)
- Activation of phospholipase C leading to release of cytosolic calcium ions
What is the process called where leukocytes are attracted from vascular channels towards the site of inflammation within the tissue space, guided by chemical gradients?
What is the process called where leukocytes are attracted from vascular channels towards the site of inflammation within the tissue space, guided by chemical gradients?
- Transmigration
- Diapedesis
- Chemotaxis (correct)
- Pavementing
Which of the following is NOT a source of chemical mediators of inflammation?
Which of the following is NOT a source of chemical mediators of inflammation?
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What is the process called where specialized cells engulf and internalize particulate material, such as invading microorganisms, damaged cells, and tissue debris?
What is the process called where specialized cells engulf and internalize particulate material, such as invading microorganisms, damaged cells, and tissue debris?
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