ATI TEAS 7 Science Pretest Questions with correct answers

Inflammation, production of interferon, and ingestion of pathogens by phagocytes are nonspecific cellular responses by which of the following? A.) The internal aspect of adaptive immune system B.) Antibody-mediated immunity C.) The internal aspect of the innate immune system D.) Passive immunity Correct Answer - C.) The internal aspect of the innate immune system If the external barrier is breached, the second line of defense is the internal aspect of the innate immune system, a collection of nonspecific cellular responses (inflammation, production of interferon, ingestion of pathogens by phagocytes). What feature of the adaptive immune system decreases the amount of time it takes for the body to respond to a particular antigen? A.) Unbroken skin B.) Memory Cells C.) Cytotoxic T-cells