Open Question
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
c. NK cells are cytotoxic cells that lyse and kill cancer cells and cells infected with certain viruses.
21. The Immune System
Introduction to Inflammation
Back21. The Immune System
Introduction to Inflammation
- Open QuestionThe process by which neutrophils squeeze through capillary walls in response to inflammatory signals is calleda. diapedesis,b. chemotaxis,c. margination,d. opsonization.
- Multiple ChoiceWhich of the following is NOT a function of interferons?
- Open QuestionGive a function for each of the following: (l) interleukins, (m) tumor necrosis factor, (n) colony-stimulating factors.
- Open QuestionMultiple ChoiceMore than one choice may apply.Against which of the following will interferon do some good?a. Infection of body cells by a virusb. Circulating free virusesc. Some types of cancerd. Bacterial infection
- Open QuestionComplement activation promotes all of the following excepta. cell lysis,b. inflammation,c. opsonization,d. interferon release,e. chemotaxis of neutrophils and other cells.
- Open Question
Which of the following functions is/are performed by complement proteins?
a. Cell lysis
b. Opsonization
c. Enhancing inflammation
d. Only a and b
e. All of the above
- Open Question
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
d.Interleukin-1 is a cytokine that prevents viral replication in infected cells.
- Multiple ChoiceWhich of the following is/are secreted by leukocytes and macrophages and result(s) in a fever?
- Open Question
Eileen presents with flu-like symptoms, including fever, chills, and body aches.
c. What might it mean if lymphocytes instead of neutrophils were elevated? Explain your reasoning.
- Open QuestionInterferons are referred to as antiviral proteins. What stimulates their production, and how do they protect uninfected cells? Which cells of the body secrete interferons?
- Multiple ChoiceWhich of the following is NOT a sign of inflammation?
- Multiple Choice
Which of the following scenarios would not result in an episode of acute inflammation?
- Open QuestionMultiple ChoiceMore than one choice may apply.Which of the following are among the most common indicators of inflammation?a. Phagocytosisb. Edemac. Leukocytosisd. Pain
- Multiple ChoiceA moderate fever is an example of an innate body defense.