Approximately what percentage of body weight does muscle comprise?
a. 20%
b. 35%
c. 50%
d. 70%
e. 85%
c
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A primary function of lymphocytes is to
A. produce enzymes that dissolve blood clots. B. release substances that initiate blood clots. C. phagocytize damaged cells. D. act against foreign substances.
Drugs used to reduce the tissue rejection reaction following the transplantation of tissue from one person to another
A. suppress the immune response in the recipient. B. reduce the differences between donor proteins and recipient proteins. C. stimulate the formation of antibodies by the immune cells of the recipient. D. reduce the chance of infection in the recipient.
A patient with Syndrome X can exhibit which of the following common conditions?
A) High blood sugar levels, low blood pressure, high blood level of HDL B) Low blood sugar levels, low blood pressure, high triglycerides C) High blood sugar levels, high blood pressure, high triglycerides D) Low blood sugar levels, high blood pressure, low blood level of HDL
The part of the aorta that gives rise to the left common carotid artery is the
A. ascending aorta. B. aortic arch. C. thoracic aorta. D. abdominal aorta.