Chapter 02

Instructions

Choose your answers from a-d by clicking the radio button next to each choice and then press 'Submit' to get your score.

Which of the following is correct regarding acute inflammation?

a) It may be triggered by histamine.

b) It is a rapid response specific to the nature of the injury.

c) It leads to the formation of an exudate composed of fluid, fibrin, and eosinophils.

d) It always heals by resolution.

Which of the following is correct regarding chronic inflammation?

a) It always follows acute inflammation.

b) The key inflammatory cell is the macrophage.

c) Macrophages are activated by IL-12 secreted by CD4+ T helper lymphocytes.

d) Scarring is triggered by transforming growth factor alpha.

Which of the following is correct regarding granulomatous inflammation?

a) It is defined by the presence of granulomas.

b) Epithelioid histiocytes are so-called because they begin to express epithelial proteins such as cytokeratins.

c) It is a characteristic feature of a pyogenic granuloma.

d) It is a characteristic feature of tuberculosis.

Which of the following is correct regarding healing?

a) It may occur by resolution or repair.

b) The main cellular components of granulation tissue are blood vessels, myofibroblasts, fibroblasts, and lymphocytes.

c) Fibroblasts have contractile properties, allowing contraction of the wound.

d) Repair involves the laying down of a fibrin rich scar.