Jennifer is a chain smoker. when her friend irene, a non-smoker, gets in the car with jennifer she is overwhelmed by the smell of smoke. one day she mentioned this fact to jennifer, who was surprised by the comment. jennifer claims that when she sniffs her hair and clothing she can't sense the smoky scent. jennifer's inability to detect the smoky scent is an example of

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.