Which of these is a hallmark of a chronic disease? question 20 options: spread through sexual activity lasts for a long time can be cured with medicine contracted from someone else

Match each disease with the body system it affects

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.

Which of the following is a benefit of the affordable care act? select all that apply. improved quality of healthcare increased health insurance costs increased prescription costs improved protection against health care fraud small business tax increases