Your friend has had trouble getting in shape, and every time you suggest going to excercise, your friend has a negative attitude that makes you feel down. what is this an example of?

For your safety and the safety of the children, list 3 precautions while babysitting.

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 statement best describes the relationship between diet and osteoporosis