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Stimuli that Cause Cellular Adaptation/Injury

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Stimuli that Cause Cellular Adaptation/Injury

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Questions and Answers

What is the process by which leukocytes escape from venules and small veins?

Transmigration of leukocytes

What is the name of the unidirectional attraction of leukocytes towards the site of inflammation?

Chemotaxis

Which chemical mediator increases vascular permeability and activates chemotaxis during inflammation?

Complement system (C5a)

What is the process of engulfment and internalization of particulate material by specialized cells?

Phagocytosis Signup and view all the answers

Which cytokines are important mediators of the acute-phase response during systemic inflammation?

TNF, IL-1, and IL-6 Signup and view all the answers

What are the cell adhesion molecules involved in the binding of leukocytes with endothelial cells?

Selectins, immunoglobulins, integrins Signup and view all the answers

Describe the process of diapedesis in the context of leukocyte movement.

Leukocytes extend pseudopodia through the vascular wall to escape from venules and small veins. Signup and view all the answers

Explain the mechanism of leukocyte emigration involving the endothelial junctions.

Leukocyte emigration occurs via widening of interendothelial junctions after endothelial cell contractions. Signup and view all the answers

What are the most important chemotactic factors for neutrophils in the process of chemotaxis?

Components of the complement system (C5a), leukotriene B4, cytokines (IL-8) Signup and view all the answers

Which cells are involved in the process of phagocytosis and what type of material do they engulf?

Polymorphonuclear leukocytes (especially neutrophils), monocytes, tissue macrophages; invading microorganisms, damaged cells, tissue debris Signup and view all the answers

Stimuli that Cause Cellular Adaptation/Injury

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Questions and Answers

What is the process by which leukocytes escape from venules and small veins?

What is the name of the unidirectional attraction of leukocytes towards the site of inflammation?

Which chemical mediator increases vascular permeability and activates chemotaxis during inflammation?

What is the process of engulfment and internalization of particulate material by specialized cells?

Which cytokines are important mediators of the acute-phase response during systemic inflammation?

What are the cell adhesion molecules involved in the binding of leukocytes with endothelial cells?

Describe the process of diapedesis in the context of leukocyte movement.

Explain the mechanism of leukocyte emigration involving the endothelial junctions.

What are the most important chemotactic factors for neutrophils in the process of chemotaxis?

Which cells are involved in the process of phagocytosis and what type of material do they engulf?

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