Which of the Following Statements Are True of Innate Immunity

question 200

Multiple Choice

Which of the following statements are true of innate immunity? (Read carefully and select all of the correct statements.)

• A)Inflammation is a response to injury and involves the release of histamine and leukotrienes.
• B)Lysozyme is an antiviral enzyme found in saliva.
• C)Interferon is an antibacterial chemical produced by macrophages.
• D)The unbroken stratum corneum is an excellent barrier to pathogens.
• E)Cilia sweep mucus and trapped pathogens out of the respiratory and digestive tracts.
• F)Macrophages,Langerhans cells,basophils,and mast cells all contribute to innate immunity.
• G)Neutrophils are phagocytic white blood cells (WBCs).
• H)Two signs of inflammation are heat and pain.

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Definitions:

Indifference Curve

A graph representing combinations of goods or services among which a consumer is indifferent, showing the same level of utility for each point along the curve.

Utility Level

An assessment of contentment or joy obtained by a customer from using products and services.

Oreos

A brand of popular sandwich cookies consisting of two chocolate wafers with a sweet cream filling.

Ordinary Goods

Products or services whose demand increases when consumer income rises, and falls when consumer income decreases.