Which of the following are common medical supplies? Check all that apply. A. medical containers
B. scales
C. X-ray machines
D. antiseptics

Which term defines one's age as measured in years? chronological age biological age social age mental age

Which of these is likely to be the best source of valid health information?

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.