Dominiques target heart rate zone is 150 bpm-183 bpm josh is target heart rate zone is 135 bpm- 175 bpm when they stop running any meaderli take their post both count the heart rate at 160 5b p. m. if they decrease their heart rates by 20 bpm who will be in his or her thr zone

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.