In the cycle of drug addiction, what is an emotional trigger? a. a thought or feeling that brings on the desire to use the drug b. a scolding for giving in and using the drug c. a movement toward taking a drug without any conscious thought d. an intense desire for the drug

There are two main levels of responsibility related to fitness and fire apparatus operations and preventing injuries and line of duty deaths. the first level involves personal responsibility. the second level involves

We can be sure that a mole of table sugar and a mole of vitamin c are equal in their

Check all that occur during ventricular systole. a. the av valves open to allow blood to enter the ventricles from the atria. b. the av valves open to allow blood to enter the ventricles from the atria. c. the semilunar valves remain closed throughout systole to prevent backflow of blood into the ventricles. d. the semilunar valves remain closed throughout systole to prevent backflow of blood into the ventricles. e. the semilunar valves open to allow blood to flow into the large arteries. f. the semilunar valves open to allow blood to flow into the large arteries. g. the av valves close to prevent backflow of blood into the atria.