Answer to Question 1
Answer: Innate Immune Response (IRR)
This is the body's first response to pathogens. Pathogen-associated molecular patterns (PAMP) are recognized by a leukocyte's surface receptors for PAMP (pattern recognition receptors PRR). Once a pathogen has been recognized, neutrophils, monocytes, and macrophages can phagocytose and kill the organism. The innate IR is rapid but limited.
Answer to Question 2
Correct Answer: B