1. What helps prevent injury by warming up the body? (1 point) O cool down O stretching O progression O warm-up 2. Which is beneficial for both injury prevention and relaxation? O exercise O warm-up O progression O stretching

What are the requirements for epcs prescribers?

Ay i hate cuz my peepee be small

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.