The immediate effect of a single cigarette is:
a. death
b. nerve poisoning
c. mild stimulation and muscle relaxation
d. none of these

Which term matches this definition? treating all human blood and other potentially infectious material, as if known to be infectious, for bloodborne pathogens. a. exposure control plan b. engineering controls c. universal precautions d. personal protective equipment

What else happens in your cardiovascular system in response to your sympathetic nervous system? why might your blood vessels need to expand to accommodate this?

Which is a type of epithelial tissue? a. the skin on your hand b. cardiac muscle c. neurons d. cartilage