Me ayudan por favor :(? Mi profe de educación física quiere que le mande videos de mi cuerpo haciendo ejercicio y yo no quiero por que me da vergüenza y me termina doliendo todo el cuerpo :( me podrían dar excusas para decirselas al profe y no hacerlas :(?

What is not true about me to metabolisms

What is the name of the device that senses the current flowing,tripping the circut,and cutting off the electricity

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.