All Individuals Are Born with Defense Mechanisms That Comprise the Innate

question 6

Multiple Choice

All individuals are born with defense mechanisms that comprise the innate immune system.Examples include which of the following? Select all that apply.

• A) Mechanical barriers (skin and mucous membranes)
• B) Physicochemical barriers (acidity of stomach fluid)
• C) Antibacterial substances present in external secretions (lysozyme)
• D) Normal movement of intestinal contents