Chapter 17

Which class of cytokines is responsible for recruiting a variety of immune cells to the site of infection?

• Chemokines

• Interleukins

• Interferons

• Bradykinin

What is the primary function of chemokines?

• Induce fever

• Recruit leukocytes

• Trigger virus-infected cells

• Cause bronchoconstriction

Which cytokines are triggered by virus-infected cells to recruit immune cells?

• Interleukins

• Chemokines

• Interferons

• Prostaglandins

What is the role of histamine when released by mast cells?

• Induce coughing

• Cause bronchoconstriction

• Induce fever

• Increase tissue permeability

Which substance is responsible for inducing coughing, vomiting, and diarrhea to expel pathogens?

• Histamine

• Leukotrienes

• Prostaglandins

• Bradykinin

What is the function of prostaglandins when released by mast cells?

• Induce fever

• Cause bronchoconstriction

• Recruit leukocytes

• Increase tissue permeability

Which substance increases tissue permeability when released by mast cells?

• Histamine

• Leukotrienes

• Prostaglandins

• Bradykinin

What is the process of forming blood cells from bone marrow stem cells called?

• Hematopoiesis

• Cytokinesis

• Leukopoiesis

• Erythropoiesis

Which of the following is NOT a function of cytokines?

• Recruit immune cells

• Induce fever

• Form blood cells

• Increase tissue permeability

Which cytokine class is specifically involved in recruiting only leukocytes?

• Interleukins

• Chemokines

• Interferons

• Prostaglandins