The Body's Defense System
WebQuest
ImmuneQuest
Infectious diseases are caused by pathogens.
Online Activity 31.1
Investigate how diseases spread.
The human body has three lines of defense against infections.
Online Activity 31.2
Trigger an inflammatory response.
The immune system recognizes specific invaders.
Online Activity 31.3
Track an immune response.
Lab 31 Online Companion
Detecting Disease
Vaccines stimulate the immune response.
Online Activity 31.4
Vaccinate a patient.
Disorders of the immune system are major health problems.
Online Activity 31.5
Generate an allergic reaction.
Science, Technology, & Society
Living Organ Donors
Chapter 31 Assessment
Chapter Text