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Lecture 5: Acute Inflammation - Definition and Types

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Lecture 5: Acute Inflammation - Definition and Types

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Questions and Answers

What are the cardinal signs of acute inflammation?

Redness, swelling, heat, pain, loss of function (correct)

Cough, fever, headache, fatigue, dizziness

Itching, rash, sneezing, fatigue, fever

Nausea, vomiting, abdominal pain, diarrhea, constipation

Which cells are the main inflammatory cells in acute inflammation?

Neutrophils (correct)

Lymphocytes

Macrophages

Eosinophils

What is the predominant cell type in chronic inflammation?

Eosinophils

Macrophages

Neutrophils

Lymphocytes (correct)

Which of the following is a major component of acute inflammation?

Vascular changes Signup and view all the answers

What results in the marked increase of blood flow to the affected area in acute inflammation?

Transient vasoconstriction then permanent vasodilation of arterioles, capillaries, and post-capillary venules Signup and view all the answers

What is the main cause of increased capillary permeability in acute inflammation?

Endothelial changes Signup and view all the answers

What is the characteristic rolling movement of leukocytes along the endothelial surface called?

Rolling Signup and view all the answers

Which chemical substance causes vascular dilatation in acute inflammation?

Histamine Signup and view all the answers

What systemic effect of acute inflammation is caused by pyrogens like interleukin 1 (IL-1) and tumour necrosis factor (TNF)?

Fever Signup and view all the answers

What type of acute inflammation is characterized by pus formation and is caused by pyogenic bacteria?

Suppurative inflammation Signup and view all the answers