Chapter 15, Problem 25RQ

How, in general, do antibody-mediated and cell-mediated immune responses help clear the body of antigens?

Researchers have recently demonstrated that stressed people are more susceptible to contracting the common cold than people who are not stressed. What kind of stress must the infected patients be experiencing, and why does it make them more susceptible to the virus?

The study of the immune system is known as ______________________ .

Antibody-mediated responses work best against _______. a. pathogens inside cells b. pathogens outside cells c. toxins d. both b and c e. all are correct