Vaccines help a person develop the following without actually coming down with symptoms of the disease:
A. Immunity
B. disease characteristics C. strength
D. muscle mass

What drives evidence in health policy?

Which of the following is an example of airborne transmission? a. sneezing by an infected person not covering his mouth b. acquiring a disease from an insect bite c. fomites, such as hospital bedding and linen d. inanimate objects, such as medical equipment and supplies

The concave notch in the kidney is referred to as the: a. hilum b. medulla c. calyx d. cortex