Inflammation Flashcards
What are the three lines of defense?
natural barriers, inflammation, adaptive/acquired immunity
What are the two parts of the natural barriers?
physical/mechanical or biochemical
What is the first immune response?
inflammation
What does humoral mean?
relies on vascular supply
Why is clotting important?
stops bleeding, preventing inflammatory process from spreading to other parts of the body
What part of the body initiates the third line of defense?
lymph nodes
In elderly, what happens to their neutrophils?
delayed arrival -> healing time
What are some macroscopic ways to identify inflammation?
heat, swelling, pain, redness
What type of inflammation is self-limiting and short?
acute
What does the hypothalamus initiate in accordance to inflammation?
fever
Why does chronic inflammation occur?
dense infiltration of lymphocytes/macrophages -> granuloma
What are the three parts of the plasma protein system?
complement, clotting, kinin
What are the two most important products of the complement system?
c3 and c5
What does the MAC (membrane attack complex) system do?
It inserts pores into the bacterial wall, allowing water and sodium to pass through
What are the five molecules involved in the clotting cascade?
factor 12, prothrombin, thrombin, fibrinogen, fibrin