A secondary tumor is:
a. one that has had cells travel through the lymphatic system to another site.
b. the initial site where cancer develops in the body.
c. one that rarely poses a threat to life.
d. all of these choices
A
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By which mechanisms can bacterial pathogens evade a host immune response?
A. Avoiding phagocytosis by the production of a capsule B. Escape of the phagolysosome within phagocytic cells C. Neutralization of digestive enzymes found within phagocytic cells D. Both A and B. E. All of the above.
Essential hypertension
a. is high blood pressure with a definite cause. b. is the pressure needed for cardiovascular function. c. is treatable with exercise and diet modification. d. accounts for 10% of all hypertension cases.
In which stage of change in the Transtheoretical Model does an individual intend to change a specific health behavior within the next six months?
A. action B. preparation C. precontemplation D. contemplation
Which organ produces insulin?
A. Lungs B. Pancreas C. Liver D. Colon