Compared with innate defenses, adaptive defenses (a) do not distinguish between one threat and another, (b) are always present at birth, (c) protect against threats on an individual basis, (d) deny the entry of pathogens to the body.

Eileen presents with flu-like symptoms, including fever, chills, and body aches.

a. What part of the immune response is likely producing these symptoms?

Eileen presents with flu-like symptoms, including fever, chills, and body aches.

b. You order blood work and find that the number of neutrophils in the blood is greatly elevated. What does this tell you about the likely type of pathogen involved? Explain.