Answers: 1
Health, 22.06.2019 03:00, karlacarreras152
Nina has the flu and a high fever. her immune system is exhibiting the line of defense. this defense is part of immunity.
Answers: 1
Health, 23.06.2019 06:30, nimclean
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.
Answers: 2
Y does everyone tell me u can hear pictures bc u obviously cant >:(...
History, 19.09.2019 08:10
History, 19.09.2019 08:10