The lungs are major organs of which organ systems? the respiratory and endocrine systems
the digestive and cardiovascular systems
the excretory and respiratory systems
the cardiovascular and immune systems

What is the function of the retina?

What is a negative influence on community health? a: national health debt b: citizens who drive unsafely c: unreliable public transportation d: stores that sell tobacco to minors

How does drinking alcohol or using drugs put a person at risk for hiv infection? a.they improve judgment, which makes it more likely for people to engage in risky behavior. b.they impair judgment, which makes it more likely for people to engage in risky behavior. c.they impair judgment, which makes it less likely for people to engage in risky behavior. d.they improve judgment, which makes it less likely for people to engage in risky behavior.