Which behavior is most likely to carry risk of serious infection?

a. having poor nutrition
b. having dirty hands
c. using iv drugs
d. eating uncooked vegetables

Oxygen passes through capillary walls and into interstitial space where cells absorb ? a. nitrogen, b. oxygen, c. carbon dioxide, d. metabolic waste

Which can be an effective way to reduce stress? a) getting in the habit of doing things perfectly the first time b) engaging in a fun physical activity on a regular basis c)taking an antacid for a stress-based stomachache d)studying extra hard the night before a test

Which is the name of the pathogenic worm that lives on the muscles of some animals, such as pigs?