What are some examples of open closed ended questions? Why are your examples closed, rather than open ended? What is the difference?

Which factor is capable of influencing your sense of self? options: a) social environment b) intelligence c) profession d) social standing

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.

When it comes to our health and the treatment of diseases, technology has had a effect. a. very negative b. neutral c. positive d. negative