In some people, substances such as peanuts, eggs, and milk cause an immune response. This response to usually harmless substances is most similar to the
A. action of the heart as the intensity of exercise increases
B. mechanism that regulates the activity of guard cells
C. action of white blood cells when certain bacteria enter the body
D. mechanism that maintains the proper level of antibiotics in the blood
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Our immune system normally helps us resist infection and disease. Sometimes, however, it may actually work against us by attacking certain tissues or organs in the body.
Examples of this include cases of transplanted organs and autoimmune diseases. Which is a counteraction to the problem?
A. give a vaccine to cause an immune response
B. take immunosuppressants to reduce the immune systems attack what it thinks is a “foreign” invader
C. take antibiotics to prevent the immune system from attacking
D. give the patient more antigens